Ground Source Heat Pump Association


Members of the GSHPA

All members of the Ground Source Heat Pump Association are required to sign up to its Code of Ethical Practice and to work to the GSHPA Standards.

This page lists all the members of the GSHP Association by their primary function.

See separate pages for each category:

Full list of all GSHPA members for printing.

Installers of Ground Source Energy Systems

Click on names to link to websites

Alternative Heat Ltd

11 Burrenreagh Road, Castlewellan, County Down BT31 9HH Northern Ireland
Eamon Clarke

Alternative Heat specialises in the design, supply, installation and commissioning of renewable heating systems for domestic, commercial and industrial applications.

Ardenham Energy Ltd

Cane End Lane, Bierton, Aylesbury, Buckinghamshire HP22 5BH
01296 250100
Neil Lawson

Ardenham Energy is a nationwide installer of ground and air source heat pumps, biomass and solar PV systems. Ardenham Energy, founded in 2007, was the first company to be awarded MCS accreditation and has a team of heating engineers with over 20 years of experience in the design and installation of large scale commercial heat pump and biomass systems. We offer a complete service for the design, supply and installation of renewable energy systems throughout the UK for commercial, public sector and domestic clients.

Baystar Energy Efficient Systems

Beechover Court, Forest Road, Colgate, RH12 4SY
01293 851459
Tessa Guy

Baystar Ltd provides advice, supply and installation of energy efficient and renewable technologies. We are accredited installers focussing on heat pumps for rural domestic properties, new build and small commercial. We specialise in integrating heat pumps into refurbishment projects. Please see our website for further information and case studies. We would be happy to provide initial project specific advice given our wealth of experience in heating systems engineering and sustainable construction.

Better Planet (UK) Ltd

Knuway House, Cranbourne Road, Potters Bar, Hertfordshire EN6 3JL
01707 662408
Tomas Larsson

Daly Renewables Ltd

Unit 171c Rosevale Industrial Estate, Moria Road, Lisburn BT28 1RW
028 92667745
Ryan Daly
Daly Renewables offer a complete "one-stop shop" to the domestic and commercial underfloor heating and renewable energy market. The company are MCS Registered Installers of ground source heat pumps and solar water heating systems and specialise in integrating different renewable energy systems. We take projects from initial consultation through to complete design, installation and commissioning to final handover, liasing with other trades directly.

Eco Friendly Installations Ltd

Penrhos, Aberdyfi, Gwynedd LL35 0NR
01654 767572
Johannes ten Wolde
Eco Friendly Installations are specialists in radial drilling for ground source heating. We design and manage heat pump installations from initial surveys through planning, drilling, pump installation and final handover of the system to the customer. Radial drilling involves drilling boreholes at varying angles thus allowing for heat extraction from a wider ground source. This draws heat efficiently and ensures maximum wattage per metre.

Eartheat Ltd

Snapethorpe House, Rugby Road, Lutterworth, Leicestershire LE17 4HN
01455 203017
Richard Walkden
As installer/partners to major manufacturers and with a wealth of heat pump experience, we offer bespoke heat pump heating solutions to people and organisations who want efficient, cost effective and environmentally friendly heating and cooling solutions. Richard Walkden, MD, has been installing Heat Pumps & Underfloor Heating for the last ten years and is passionate in his approach to Heat Pump design, installation and commissioning.

Earthtest Energy Ltd

Bridge Mill, Huddersfield Road, Holmfirth, West Yorkshire, HD9 3TW
01484 681314
Frances A Bennett

Eco-Coil Heating Ltd

27 Newmiles Gardens, The Gables, Glasgow G72 0JQ
0776 9 622311
Eco Coil Heating Ltd specialise in the design, procurement and installation of Micro Renewable Energy and Ecological Water Management Systems. A comprehensive service exclusive to Eco Coil Heating Ltd.

Econergy Ltd

The Exchange, Colworth Science Park, Sharnbrook, Bedford, Bedfordshire, MK44 1LQ
0870 0545 554
Econergy Ltd, a British Gas subsidiary, provides renewable energy that is designed to save you money. We take away potential problems by handling everything from the initial consultation through to the delivery of a system that is backed up by a full warranty and the option of ongoing maintenance. We provide total solutions that are founded on a complete knowledge of the many issues involved and delivered with thorough professionalism and expertise.

Ecovision Systems Ltd

Barley Court, Doughton, Tetbury GL8 8TQ
01453 861354
Julia Wallington
Ecovision Systems are specialists in the design, supply and installation of renewable heating solutions. Ecovision's fully integrated and tailored service incorporates the design, installation and commissioning of a comprehensive range of renewable and sustainable technologies, including ground and air source heat pumps with underfloor heating, solar thermal hot water and also rainwater harvesting. Ecovision also offer a complete project management service, as well as specialist advice on Building Regulations compliance, SAP assessments and government grants.

Elite Technical Services Ltd

242 Hillbury Road, Warlingham, Surrey CR6 9TP
020 8786 3676 / 07827 948917
Martyn Fowler

Finn Geotherm Ltd

Wood Farm, Deopham Road, Attleborough, Norfolk NR17 1AJ
01953 453240 / 0800 999 3240
Guy Ransom
Finn Geotherm have installed almost 300 heat pump over the past seven years from two bedroom bungalows to large commercial and industrial projects - from 5kW to 600kW. As well as being the sole representative of Lampoassa ground source systems, we are one of only a handful of "Expert" Dimplex air source heat pump installers. Existing installations include schools, churches, leisure centres and offices as well as houses. We were one of the first to gain MCS accreditation for heat pumps installations and complete them using our own engineers, including plumbing, electrical and ground works. Each member of the FGT team takes great pride in the quality of our installations - each project being regarded as a potential case study. We are also able to consider the installation of commercial ground source systems at zero cost to our clients, with the investment being returned via the commercial RHI.

Franck Energy Ltd

Studio F7, Battersea Studios, 80 Silverthorne Road, London SW8 3HE
020 3637 1272
Marcus Franck

Future Electrical Services Ltd

Alsa Park, Alsa Street, Stansted CM24 8SQ
0127 9 817775
Chris Evre
Installers of ground source heat pumps and control panels and control systems for systems air-conditioning and heating systems.

G-Core Ltd

The Barn, Church Meadows, Haslingfield Road, Barrington, Cambridge CB22 7RG
01223 874692 / 07554 458119
Design, consultancy, installation and commissioning of ground source and geothermal heating and cooling systems. Commercial and large domestic projects.


The Old Bank, 17 Winnington Street, Northwich CW8 1AQ
01606 786 746
GECCO2 provides a full design and build package for the installation of GSHP heating and cooling systems.

Geothermal International Ltd t/a GI Energy

Shillingwood House, Westwood Way, Westwood Business Park, Coventry CV4 8JZ
024 7667 3131
Simon Maher
Geothermal International was established in 2000 and has built a strong position within the GSHP sector, designing and installing many GSHP systems within the commercial buildings market.

Geowarmth Heat Pumps Ltd

3 Neptune Court, Orion Business Park, Orion Way, North Shields, Tyne and Wear NE29 7UW
0191 257 1704
John Withers
We are a designer, supplier and accredited installer of ground source and air source heat pump systems. To complement this we can also install underfloor and radiator distribution systems and solar thermal hot water installations. We provide a complete heating and hot water solution for our clients. A thermal response test rig is another service we can provide for undertaking ground conductivity tests.

Greenfield Energy Ltd

1-2 St Andrews Hill, London EC4V 5BY
020 7236 0883
Greenfield Energy Ltd designs, installs, owns and maintains its own geo-coupled Geoscart heating and cooling technologies as a part of larger-scale non-domestic thermal energy management systems.

Ground Heat Installations Ltd

Unit 4 Northern Diver Building, Appley Lane North, Appley Bridge, Wigan, WN6 9AE
01257 255825
Dave Thompson

Ground Heat was established in 2006 on the strength of 32 years in the heating industry. In 2011 Ground Heat won the Renewables Ground Source Installer of the Year and overall Renewables Installer of the Year. The company has been nominated as a finalist in the H&V Awards 2012 and the Heat Pump Awards 2012 and has been MCS accredited since September 2010. We are accredited with several manufacturers including Vaillant, Worcester-Bosch, Viessmann and Stiebel Eltron and have now completed over 100 installations throughout the UK linking ground source with solar thermal, wind turbines, swimming pools and HRV systems. We constantly monitor our heat pumps for performance and customer satisfaction.

Ground Sun Ltd

49 High Street, Wanstead, London E11 2AA
0208 989 7134
Brian Connell
Ground Sun has the design, engineering and construction expertise to ensure that energy reduction and green technologies are incorporated into the very core of your building. We are passionate about Ground Source Heat Pump technology and are MCS accredited installers of heat pumps. We believe in a holistic approach to energy use in buildings and to this end install underfloor heating, mechanical heat recovery ventilation, solar thermal and design and build our own energy efficient buildings with helical screw piles and SIPs (Structural Insulated Panels) so we can speak with authority when advising clients on how to get the best out of their renewable heating system and how to set up the fabric of the building to complement its use.

HD Services Ltd

Thorne Barton Farm, Chesham Road, Ashley Green, Bucks, HP5 3PQ
01494 792000
Rebecca Taylor

We aim to provide the highest quality Open-Loop Heat Pump service available. Our clients depend upon our advice and flexibility to suit their individual requirements and we associate ourselves with suppliers that have a similar ethos. We are committed to completing contracts on time, using only directly employed labour and our own modern plant. HD Services Ltd is a BS EN ISO 9001 and BS EN ISO 14001 registered company and a member of the Renewable Energy Association. The company and employees are MCS accredited. All drilling works associated with heat pump installation can be carried out by our sister company, HD Drilling Ltd, who have been members of the Well Drillers Association since 1988.

Hero Renewables Ltd

Spring Farm Business Center, Moss Lane, Minshull Vernon, Crewe, CW1 4RJ
01270 522164
Jill Oldham
Hero Renewables Ltd are renewable eco energy specialists, providing homeowners with a design, supply, installation and maintenance service for a wide range of innovative energy saving, eco-friendly systems that will not only save you money but help you to achieve your 'green goals'.


11 Northburgh Street, London EC1V 0AN
020 7253 2240
Edward Thompson

ICAX Ltd is the inventor of Interseasonal Heat Transfer. IHT is a complementary fusion of solar collectors, ThermalBanks and GSHPs to achieve a 50% saving in carbon emissions compared to using a gas boiler for heating new buildings. See to read about solar recharge of the ground, achieving thermal balance over the seasons and sustainable ground source heating and cooling systems.

isoenergy Ltd

The Stables, Meath Green Lane, Horley RH6 8JA
012 93 821345
Justin Broadbent 07918 913555
Design, supply, installation and commissioning of heat pumps into large country houses and new build developments. See for further information including case studies.

JKN Renewables Ltd

Office Suite 4, The Gables Business Park, Belton Road, Epworth, Doncaster, DN9 1JL
01427 874308
Antony Noonan
JKN Renewables specialize in low energy heating, cooling and hot water systems. We provide design, consultancy and installation services with a range of experience in the renewable heating sector. We pride ourselves on providing expert advice on and quality installations of ground and air source heat pumps, under floor heating and solar thermal. We endeavour to deliver better solutions to our clients in the domestic and commercial heating sectors.

Matrix Energy Systems Ltd

23 Lathkill Close, Richmond, Sheffield S13 8DL
0114 399 7960
Paul Leedham
Matrix Energy Systems provides accurate thermal modelling for building heat loading and cooling patterns as well as full M&E services for optimal system design and performance. We design, install, commission, handover and maintain all of our projects. We have also trained all of the BPEC trainers in the UK to the latest QCF recognised standards for heat pump installations.


2 Lenziemill Road, Cumbernauld, Glasgow G67 2RL
01236 787000
Ross McFarlane
Designer and installer of ground/air/exhaust air source heat pumps, solar thermal and underfloor heating.

Mollison HPR

1 Leyshade Farm Cottages, Tealing, Dundee, Angus DD4 0PX
Scott Mollison

Neoenergy (Sweden) Ltd

St John's Innovation Centre, Cowley Road, Cambridge CB4 0WS
01223 911788
Goran Hellstrom

Northburn Solar Ltd

16 Motcombe way, Cramlington, Northumberland NE23 3XL
Warren Gray
Northburn Solar is a renewable energy installer which listens to customers' needs and offers systems that meet not only the technical requirements but are aesthetically pleasing and practical too. Our expertise allows us to use a range of manufacturers equipment so we can offer the correct systems to meet your requirements.
Northburn Solar specialises in the integration of:
Solar panels - Solar PV, Solar Thermal, Solar PV-T and Hybrid solar PV-T systems;
Heat pumps - Ground source heat pumps and Air source heat pump systems;
Heat Emitters - Underfloor heating and radiator heat emitter systems;
Ventilation - Mechanical ventilation and heat recovery.
We offer turnkey solutions to the individual, self builders or commercial customers for the integration of both single and multiple technologies.

Nu-Heat UK Ltd

Heathpark House, Devonshire Road, Honiton EX14 1SD
01404 54 9770
Heather Oliver
Nu-Heat is one of the largest specialist suppliers of integrated underfloor heating and renewable systems to the UK domestic market. We design and supply a complete package with one source of responsibility and one point of contact. The Nu-Heat range includes ground and air source heat pumps, solar thermal, solar pv and rainwater harvesting.

Orangehouse Renewables Ltd

Unit 7, Meadow View, Uffington Road, Stamford PE9 4SZ
01780 490095
Karl Breeze
Orangehouse Renewables has over forty years experience working in plumbing, energy efficiency and renewable energy. We specialise in installing renewable energy heating systems. We design, supply and install air and ground source heat pumps, solar thermal, rainwater harvesting and heat recovery systems. Orangehouse Renewables work with a range of manufacturers allowing us to provide the best of breed solution for your project.

PowerNaturally Ltd

Unit 6, Telford Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7QL
01202 855804
Paul Yeatman
Design, supply and installation of renewable technologies: GSHP, ASHP, Solar thermal, Solar PV.

Purple Energy Ltd

The Mill, Congleton Road, Talke, Stoke on Trent, ST7 1NE
01782 785927
Matthew Goodwin
Purple Energy also have offices in Penrith and Cheltenham.

Q-Gen Heat Pumps Ltd

St Pegs Mill, Thornhills Beck Lane, Brighouse, West Yorkshire, HD6 4AH
01484 475808
Liz MacFarlane
Q-Gen Heat Pumps Ltd is an MCS accredited installer of ground source and air source heat pumps. We are accredited installers of Danfoss, Mitsubishi and Worcester Bosch heat pumps. Our installations range from air source heat pumps in small apartments, to large scale deep borehole ground source heat pumps providing heat for care homes with up to 60 residents. We provide a complete service from initial enquiry through to final commission and much of our work comes from personal recommendation from satisfied customers.

Radiant Heating Solutions Ltd

Hougham, Grantham, Lincolnshire NG32 2HZ
01400 250572
Nick Critchley
Installer, consultant, designer, manufacturer. Specialist heating & cooling - incorporating hot and cold water services together with energy management.

Reina Group

Pavilion House, 70 Pavilion Road, Folkestone, Kent CT19 5RL
01303 248648
Daniel Large
The Reina Group design and install a complete renewable heat pump package, with full co-ordination and a single point of responsibility resulting in the smooth running of projects and effective long term use of our heat pump installation. The Reina Group has vast experience in the supply and installation of heat pumps across a range of sectors including domestic, rural, commercial, public sector and community projects. Our installation team cover London and the South East of England.

Retherm Ltd

Unit D1, Trentham Business Quarter, Bellringer Road, Trentham, Stoke-on-Trent ST4 8GB
01782 65 9 5 94
Martin McCormack

RHI Energies Ltd

Kemp House, 152-160 City Road, London EC1V 2NX
0207 566 2187
John Green

RHI Energies can provide innovative technical solutions within the heating and cooling industry using the latest developments. RHI Energies, with 15 years' experience with ground source heat pumps, achieved accreditation in 2007 to the International Ground Source Heat Pump Association (IGSHPA) for the design and installation of ground source systems - one of only three companies within the UK with this accreditation. RHI Energies offers: detailed feasibility studies, thermal conductivity assessments, full turn-key installations from drilling through to heat pump installation, in-house pipework design and installation, pressure testing, flushing and commissioning.

Source Energy Ltd

1c Grampound Road Industrial Estate Grampound Road, Truro, Cornwall TR2 4TB
0800 865 4328
Graham Stevens
Source Energy is an award winning heat pump installer. Our engineers have been designing and installing ground source heat pump systems and air source heat pump systems for over nine years, with a portfolio now exceeding 450 installs.

The Fuel Effect

5 Exeter Close, Tonbridge, Kent, TN10 4NS
01732 354205 / 07821 428193
Peter Wickens
Wickens Utility Services Limited is a family company operating under the trading name The Fuel Effect. We offer a complete design, installation, commissioning and maintenance service for renewable technologies and are more than happy to discuss possible projects and provide advice on options available ensuring that our customers make the best informed choices available. Whilst specialising in heat pumps we offer a full installation and integration service for all renewable technologies.

The Green Electrician Group Ltd

Green Lane, Wardle, Cheshire CW5 6BJ
01829 261765
David Young
Design supply and installation of commercial ground source and air source heat pump systems including horizontal, surface water, open loop, closed loop and thermal pile. Turnkey solutions including the drilling, civil works, plant room, skid mount plant, container plant, building services, controls and main contract. Design includes IES thermal modelling, hydro-geology, GLD & EED design and full mechanical HVAC capability. Over 20 years' industry experience with many case studies up to 1MW.

Yorkshire Renewable Energy Solutions Ltd - (YRES)

Evans Business Centre, Monckton Road, Wakefield, West Yorkshire WF2 7AS
07766 555550
YRES aims to provide the most up to date and innovative renewable energy technology suitable for commercial and domestic use. We source, supply and implement a range of high-tech, carbon efficient solutions, including electricity, heating and hot water recovery, which reflect today's demand for sustainable technologies in the home and workplace: Large Scale and Domestic Installations.

Consultants on Ground Source Energy

B.A.Hydro Solutions Ltd

3 The Sidings, Station Road Shepreth, Royston, Hertfordshire SG8 6PZ
01763 26 27 00
Tim Baker
B.A.Hydro Solutions Ltd is a leading Hydro-Thermogeological Consultancy which provides a comprehensive range of technical, design and support services to the drilling, water and ground-source heating/cooling industries. Services range from basic hydro and thermo-geological summaries, to full design and management of systems from domestic up to large scale installations. B.A.Hydro Solutions Ltd are involved with over 300 ground source heating and cooling installations a year across the UK and around the world. B.A.Hydro Solutions Ltd own and operate equipment for all types of testing and ground characterisation, including four thermal response testing units, a large stock of pumps, thermal probes and laboratory testing equipment. All staff are qualified, experienced and carry relevant tickets.

Carbon Zero Consulting Ltd

Seaton Grange Offices, Grange Lane, Seaton, Rutland, LE15 9HT
0844 8550115 / 01572 338307
John Findlay
Carbon Zero Consulting offers a full range of solutions for renewable heating, cooling and energy generation. We provide a single point of independent expertise of the highest professional standard for all areas of renewable energy design and implementation. Our core area of expertise is in the implementation of hydrogeology and thermogeology for the design and installation of open and closed loop ground source energy systems.

European Geophysical Services Ltd

22 The Stables, Sansaw Business Park, Hadnall, Shrewsbury SY4 4AS
01939 210710
Kim Beesley


New Zealand House, 160 Abbey Foregate, Shrewsbury SY2 6FD
01743 276145
Antonio Gennarini
ESI Ltd is one of the UK's largest independent hydrogeological consultancies. Our expert Ground Source Heat design services include feasibility studies, TRT interpretations, closed and open loop system design, hydrogeological impact assessments for large complex GSH schemes and regulatory liaison and permitting assistance.

GeoScience Ltd

Falmouth Business Park, Bickland Water Road, Falmouth, Cornwall TR11 4SZ
01326 211070
Robin Curtis
Geoscience offers consultancy, feasibility studies, trouble shooting and designs for closed loop GSHP systems of any size. The company has worked in the UK GSHP sector for twenty years and has been responsible for the design of many hundreds of systems ranging from small social housing installs to large heating and cooling systems using a variety of heat pumps. Thermal response testing analysis and simulation studies of GSHP systems are undertaken.


Unit 5, Hope & Aldridge Business Park, 183 Weddington Road, Nuneaton, Warwickshire CV10 0HF
02476 629762
Andrew Howley
GSC are a team of highly experienced and skilled consultants specialising in both small and larger ground source heat exchange systems. With a wealth of experience in both closed loop and open loop schemes, we are there to ensure that your project is delivering the energy demanded of it both efficiently and sustainably. With one of the only qualified ground loop designers on our team (Certified Geoexchange Designer) coupled with more than 60 years of family history in well drilling, GSC are able to diligently and expertly design your system or interrogate designs put forward by others so clients can proceed with the confidence that their chosen installer is proposing a workable and long-term solution. GSC offer independent feasibility reports, design services, tech-sub analysis, ground hydraulic and thermal modelling, installation management through supervisory roles and troubleshooting of problematic systems and expert witness.

Holymoor Consultancy Ltd

8 Heaton Street, Chesterfield S40 3AQ
01246 230068; 07989 358295
David Banks
Holymoor provides ground source heating / cooling consultancy, feasibility study, ground loop design and training services. Holymoor also offers expertise in the fields of hydrogeology, groundwater resources, water well (open loop) design and water chemistry. Holymoor operates throughout the UK and internationally.


11 Northburgh Street, London EC1V 0AN
020 7253 2240
Mark Hewitt

ICAX provides consulting services and advice on the design of ground source energy systems that can achieve long term sustainable heating and cooling systems. The advice is based on thermal models that have been developed by ICAX over many years of research to achieve thermal equilibrium. ICAX clients for these Thermal Modelling services have included Mott MacDonald, Tesco, Highways Agency, REHAU, Telford & Wrekin Borough Council, Merton Borough Council, and the European Union.

John Cantor Heat Pumps Ltd

Ty Pendre, Heon Malngwyn, Machynlleth SY20 8EE
01654 700115
John Cantor
Having 30 years experience with heat-only heat pumps, we now offer troubleshooting and consultation relating to energy efficiency.

LHW Partnership LLP

Luminous House, 300 South Row, Milton Keynes, Buckinghamshire MK9 2FR
01908 933750
James Hoare

LHW Partnership are an engineering consultancy specialising in the provision of Renewable and Energy Efficiency Engineering Services. We hold expertise in all aspects of large scale ground/water source heating and can provide a service from feasibility of the design and project management for medium to large projects.


1 Lode Road, Lode, Cambridge, CB25 9ER
01223 812197
Director: Charles M Wilson

Land & Water Resource Consultants Ltd (LWRC) was founded in 1979 and is one of the oldest specialist hydrogeological and hydrological consultancies in the UK.

Ove Arup & Partners Ltd

13 Fitzroy Street, London W1T 4BQ
020 7636 1531
Duncan Nicholson

Drilling, Piling and Ground Works Services
to the Ground Source Industry

Cementation Foundations Skanska Ltd

Bentley House, Jossey Lane, Doncaster DN5 9ED
01454 453 200
Peter Smith
Installer of energy piles, boreholes and wells.

Danbar Drilling Services Ltd

1 The Spinney, Pemberton, Wigan WN5 9HU
01942 213 342
Barry Harvard
Danbar Drilling Services Ltd specialise in geothermal and sonic drilling. We have expert knowledge of all drilling methods and our investment in the latest sonic technology allows us to provide a clear, fast and reliable service. We work on large and small geothermal projects and most of work is from repeat clients.

Dragon Drilling (Water & Energy) Ltd

Brickfields Lane, Off Denbigh Road, Ruthin, Denbighshire, LL15 2TN
01824 707777
Dragon Drilling (Water & Energy) Ltd have been installing GSH Boreholes for five years throughout the UK using modern rotary rigs, often in locations where there is restricted access. We are committed to working to the highest standards.

Drilcorp Ltd

Kinley Hill Farm, Hawthorn, Seaham SR7 8SW
0191 527 3 970 / 07743 806 301
John Gowans
Drilcorp is a major specialist drilling contractor operating throughout the UK. Our current activities for geothermal borehole installations are in the commercial, domestic, local authority and utility market sectors.

Eurobore Ltd

24 Bridlington Business Centre, Bessingby Way, Bridlington, YO16 4SF
01262 677740
Willie Nugent

Geocore Site Investigations Ltd

Tralee Close, Kirkleaham Business Park, Redcar TS10 5SG
01642 481144 ; 07778 01 665
Michelle Woodhead
Geocore Site Investigations Ltd is specialist in the Drilling of Geothermal Boreholes. With a wealth of experience and fully trained and qualified staff we provide an excellent service. Geocore also has three in house geologists and NEBOSH qualified staff.

Geo-Drill Ltd

Unit 24 Greencroft Industrial Estate, Tower Road, Annfield Plain, County Durham DH9 7XP
01207 521623
Paul Turnbull
Geo-Drill offers a vast range of experience in site investigation and in ground source borehole drilling in the UK and abroad.

Geotechnical Ltd

Suite 1, Winwood Court, Norton Road, Stourbridge DY8 2AE
01384 440 880
Phillip Mason
Drilling contractors

Ground Source Drilling & Contracting Ltd

Maun Avenue (off Byron Avenue), Lowmoor Business Park, Kirkby In Ashfield NG17 7LA
01623 889 515
Ian Wicks
GDC provides a full service for the installation of both vertical and horizontal Ground Source Systems from borehole drilling and trenching through to heat loop installation, grouting and earthworks. We have undertaken work ranging from single holes to projects with in excess of 150 boreholes and worked with a variety of clients across the public and private sector.

HD Services Ltd

Thorne Barton Farm, Chesham Road, Ashley Green, Bucks, HP5 3PQ
01494 792000
Rebecca Taylor

We aim to provide the highest quality Open Loop Heat Pump service available. Our clients depend upon our advice and flexibility to suit their individual requirements and we associate ourselves with suppliers that have a similar ethos. We have a partnering agreement with Refcool Manufacturing, one of the market leaders in Open Loop Ground Source Heat Pumps. We are committed to completing contracts on time, using only directly employed labour and our own modern plant. HD Services Ltd is a BS EN ISO 9001 and BS EN ISO 14001 registered company and a member of the Renewable Energy Association. The company and employees are MCS accredited. All drilling works associated with heat pump installation can be carried out by our sister company, HD Drilling Ltd, who have been members of the Well Drillers Association since 1988.

Hughes Geothermal Ltd

Leebotwood, Church Stretton SY6 6LU
016 94 751251 / 016 94 751715 / 07881 555 978
Martin Hughes
Hughes Geothermal Ltd established to provide a professional dedicated service to the GSHP industry. Using the expertise of the UK's leading exploration drilling service provider (Hughes Exploration & Environmental Ltd) Hughes have been providing exploration, and associated services to the extractive industries, mines and quarries for over 30 years.

Jackson Drilling Ltd

Northwood Farm, Coxbridge Road, Baltonesborough, Glastonbury Somerset BA6 8RA
01458 851 276
Fred Mann
Drilling contractors and groundsource heat installers. We specialise in all types of drilling including, cable percussive for soft sand and gravel, air percussive for hard rock, wireline drilling to reduce any risk of structural damage, and water/mud drilling for changing strata from soft to hard. We carry work for large companies as well as for the domestic market.

Magpie Environmental Drilling Services Ltd

30 Halton Drive, Wideopen, Newcastle upon Tyne NE13 6AB
0191 236 8129 /07710278146 / 07725203071
Gary Raffle
We are among the industry leaders for the drilling and installation of both open and closed loop geothermal wells.

Nicholls Countryside Construction t/a Nicholls Boreholes

Brownings Barn, Glasshouse Lane, Kirdford, West Sussex, RH14 0LW
01403 820750
Ben Nicholls (Director)
Nicholls Boreholes is a highly experienced borehole drilling company that supplies, fits and looks after water boreholes, vertical ground source heat pump (GSHP) boreholes, GSHP systems and deep bore soakaways for houses and businesses and more recently cathodic protection boreholes. We deliver a comprehensive service with our own in house team undertaking every aspect of your project from site survey to final checks and aftercare service. Our borehole drilling equipment is designed to access sites of all sizes with minimum impact or disruption.

Rocklift Ltd

45 McKenzie Street, Paisley, Renfrewshire, PA3 1LQ
0141 889 3637
Alan Brocket
Rocklift Ltd, a subsidiary of J Murphy and Sons Ltd, provides the complete service for drilling and installation of borehole ground loops for GSHP systems. Services include borehole drilling using 'clean system', supply and installation of ground loop collectors, borehole grouting and trenching works throughout UK and Ireland. We cater for small and large projects in both the domestic and commercial markets.

Raeburn Drilling & Geotechnical Ltd

Whistleberry Road, Hamilton, South Lanarkshire, ML3 0HP
01698 711177
Andy Taylor
Raeburn Drilling & Geotechnical have developed a safety and management culture suited to working successfully on large projects. The majority of these projects are managed by members of the UK Contractors Group, an organisation whose members include the largest major civil engineering contractors working in the UK.
We also provide borehole drilling services to smaller projects.

Synergy Boreholes & Systems Ltd

Moses Winter Way, Wallingford, Oxfordshire, OX10 9FE
01491 828208
Mark Jennings
Synergy Boreholes & Systems Ltd, an ISO9001 company, offers drilling and equipping geothermal boreholes including all headerworks, manifolds, fusion welding, flushing, filling, supply and installation of GSHP systems in cooperation with MCS accredited partners.

Teckna Group Ltd

Saddle Hill Farm, 277 Preston Road, Standish, Wigan WN6 0NZ
01257 421 700 / 01257 472 3 99
Michael Shrigley
Teckna Group Drilling Services specialise in open and closed loop drilling contracts for residential or commercial projects nationwide. As one of the UK's leading geothermal drilling contractors we provide professional services for the drilling and headering works to clients requirements.

Terra Firma Ground Investigation Ltd

Rowan Tree Farm, Blackwell Hall Lane, Ley Hill, Buckinghamshire HP5 1UN
01494 791 110
Mark Bradley
TFGI is committed to achieving the highest standards of drilling work for each project we do. To safeguard this we use the highest quality materials and have full backup support for all mechanical aspects of our plant. Our reputation depends upon it!

Trench Cut Ltd - Groundworks

202 Sandyhurst Lane, Ashford, Kent TN25 4NY
01233 634888
Trench Cut Ltd is a specialised trenching and pipe/cable ploughing company based in Kent. With minimal disturbance and maximum efficiency we deliver a full range of trenching services using a variety of specialised machinery across the UK. Trench Cut provides the total external works package for horizontal loop systems using our trenching machines (not excavators).

Welltherm Drilling Ltd

39 Embleton Drive, Chester le Street, County Durham DH2 3JS
0191 447 4548
Jason Laing
Welltherm Drilling drills wells for ground source heat pumps. We undertake drilling for site investigations and groundwater wells for both private water supply and dewatering. We have a fleet of rotary and percussive drilling rigs including track mounted rigs for difficult terrain and low headroom rotary rigs.

Suppliers to the Ground Source Energy Industry

Altecnic Ltd

Mustang Drive, Stafford, Staffordshire ST16 1GW
01785 218200
Stephen Elsmore
The UK's largest plumbing supplier covers ground source energy products.

ANTS Sustainable Energy Solutions Ltd t/a ANTS SES

Unit 6-7 Kinsbourne Farm, Bury End, Stagsden, Bedfordshire MK43 8TT
01234 825360
Peter Bevis
ANTS-SES provide specialised header-work teams for the installation of the ground arrays for manifolds for domestic and commercial ground source heating/cooling systems.

Casagrande UK Ltd

Unit 3, Botley Lane, Chesham, Buckinghamshire, HP5 1XS
01494 794990
Michael C Finch
Casagrande is one of the world's largest manufacturers of piling, drilling, and tunneling equipment for the construction industry. Based in Fontanafredda, Italy, the company has been manufacturing equipment to the highest standards since 1963.

Clear Solutions International Ltd

Unit B3, Wem Industrial Estate, Soulton Road, Wem, Shropshire, SY4 5SD
01827 283810
James Mansell
Specialist independent drilling products company which manufactures and supplies the global drilling industry with a comprehensive range of products including geothermal grouts, drilling fluids, recycling systems and screens for shale shakers, drilling fluids engineering and product specialists.

Climalife (IDS Refrigeration Ltd)

Green Court, Kings Weston Lane, Avonmouth, Bristol BS11 8AZ
0117 980 2520
Climalife, part of the Dehon Group, has been providing cooling fluids for refrigeration and air conditioning for more than a century. Climalife is commited to quality and protecting the environment enabling it to acquire cutting edge expertise in the fields of heating and renewable energy. Products include traditional installation and maintenance fluids and gases for air, water and ground sourced heat pumps as well as award winning, low environmental impact and biodegradable alternatives to traditional glycol antifreeze and heat transfer fluids.

Danfoss Heat Pumps UK Ltd

3 Parkwood Business Park, Parkwood Road, Sheffield S3 8AL
0114 270 3 900
Chris Dale
Danfoss Heat Pumps UK is one of the UK's largest suppliers of ground and air source heat pumps. With over 40 years experience in project such as house, offices, community halls and schools, our systems can supply all of a building’s heating & hot water requirement.

Dimplex UK Ltd

Millbrook House, Grange Drive, Hedge End, Southampton S030 2DF
0845 6005111
Chris Davis
Dimplex is the UK market leader in the provision of modern electrical heating systems. Heat pumps have been developed and produced at our manufacturing plant in Germany for over 30 years. Dimplex also produce a range of solid fuel stoves.

GeoQuip Water Solutions Ltd

Unit 7, Sovereign Centre, Farthing Road Industrial Estate, Ipswich IP1 5AP
01473 462 046
Mike Deed
Geoquip Water Solutions has an extensive product range, from submersible borehole pumps for water extraction to centrifugal pumps with sophisticated starter panels for the control and boosting of the water. Geoquip not only focuses on the clean water environment but also covers dirty, contaminated and waste water. Sophisticated monitoring can be applied to all systems using state of the art telemetry and logging.

Geothermal Supplies Ltd

Heyford Close, Alderman's Green Industrial Estate, Coventry, West Midlands CV2 2QB
02476 328 900
Our priority is to offer the best quality products and materials to our customers. This means supplying proven, industry accepted equipment, fittings and consumables. We are the sole European distributer for GeoLoop grout pumps and reeling equipment and GeoPro Thermally Enhanced Wyoming bentonite. Together with the highest quality PE100 polythene pipe we manufacture and deliver our Thermo-Loop ground heat exchangers.

Go Geothermal Ltd

Unit 3 Ridgeway, Aycliffe Business Centre, Newton Aycliffe, County Durham DL5 6SP
01388 720228
Sean Sowden, Tim Williams
Go Geothermal supplies Ground Loops/Probes, HDPE Pipe, Thermally Enhanced Bentonite, Antifreeze/Heat Recovery Fluid, Pipe Insulation, Fittings etc from stock. We can also aid in design and installation, borefield design, thermal response testing etc

Hydra Technologies Ltd

Unit 5, Europa Way, Fforestfach, Swansea SA5 4AJ
017 92 586 800
Stephen Hickson
Hydratech is the only UK based formulator specialising in the manufacture of inhibited heat transfer fluids and antifreeze solutions for the Renewable Energy and RAC sectors. Unrivalled technical knowledge of fluid characteristics, thermodynamics and heating & cooling system design guarantees the most effective solutions are selected for each installation. Whether the priority is cost, thermal efficiency, toxicity, environmental impact, corrosion resistance or a combination of these, Hydratech has a fluid to suit.

Jelf Group Plc

Chequers Close, Enigma Business Park, Malvern, Worcestershire, WR14 1BF
01684 571835
Carl Gurney
Jelf is a national insurance broker which offers a specialised insurance offering for GSHPA members. Jelf is a leading independent consultancy providing expert advice on insurance with a good working knowledge of the requirements of the ground source industry. The bespoke insurance offerings have been designed by drawing on the GSHPA's experience and Jelf's specialist insurance knowledge.

Kensa Heat Pumps

Mount Wellington, Chacewater, Truro TR4 8RJ
01872 862140 / 013 92 826 021
John Barker-Brown
Established in 1999, Kensa Engineering Ltd is the country's only manufacturer of a full range of ground source heat pumps designed for both residential and large scale commercial applications including the largest single phase unit (24kW) in the market. Kensa have a no-nonsense approach to heat pump technology and will provide honest advice as to whether a heat pump is suitable.

Kilfrost Ltd

4th Floor, Time Central, 32 Gallowgate, Newcastle upon Tyne NE1 4SN
01434 320 332; 01434 323 184
Alex Stephens
Heat Transfer Fluids: Kilfrost's glycol-based products are used to absorb and transfer heat in ground source installations.

Muovitech (UK) Ltd

Unit 2, Factory Street, Ramsbottom BL0 9BT
01706 825035
Layla Sutcliffe
MuoviTech provides "best in earth" products for geothermal energy, from its own factories in Sweden, Finland, Poland, Netherlands, US and UK. Complete supplier of collectors, manifold chambers, distribution pipes, casing pipes, valves, fittings, and everything needed for installations up to a heat pump / cooler.

Peak Pipe Systems Ltd

Peak Pipe Systems, Smeckley Wood Close, Chesterfield Trading Estate, Chesterfield, Derbyshire S41 9PZ
01246 262 721
Andy Hatton
Peak Pipe Systems supplies contractors, drillers, installers, consultants and system designers with all the products and services needed to extract heat from the ground and convey it to a ground source heat pump. Peak extrudes pipe, assembles ground loops, manufactures electrofusion fittings, builds control boxes and fabricates manifolds: all on the same ten acre site in Chesterfield.


Hill Court, Walford, Ross-on-Wye HR9 5QN
01989 762 642
Steve Richmond
REHAU manufacture a wide range of ground-source pipework and accessories, such as PE-Xa and PE 100 probes, horizontal collectors, helix probes and coaxial probes. The accessory range includes pre-assembled manifold chambers, modular manifolds, underfloor heating and PE-Xa pre-insulated pipe. REHAU is a premium global brand for polymer based solutions, employing over 14,000 people worldwide.

Sentinel Performance Solutions Ltd

The Heath Business & Technical Park, Runcorn WA7 4QX
01 928 588 330
Bob Simcox
Sentinel specialises in maximising energy efficiency in heating systems and minimising carbon emissions. It supplies a comprehensive range of heat transfer fluids, cleaners, biocides and test kits for renewable technologies, in addition to a range of corrosion and scale inhibitors, cleaners and test kits for traditional central heating and underfloor heating systems.

Vaillant Group UK Ltd

Nottingham Road, Belper DE56 1JT
01773 596109
Kirsty Craig
Vaillant has been developing and manufacturing innovative heating and hot water systems for 140 years. The Vaillant renewable range includes ground source heat pumps, air to water heat pumps and solar thermal panels. These are backed-up by installation-supporting systems technology engineers.

Trade Associations

British Drilling Association Ltd

Wayside, London End, Upper Boddington, Daventry NN11 6DP
01327 264622
Keith Banton

The BDA is the trade association for the UK ground drilling industry. BDA was founded in 1976 to represent the interests of over 110 companies from manufacturing, supply and contracting. BDA is: "Committed to excellence in health and safety; quality of workmanship and technical standards for the benefit of the drilling industry and its clients."

Federation of Environmental Trade Associations

2 Waltham Court, Milley Lane, Hare Hatch, Reading RG10 9TH
0118 940 3416
Terry Seward
FETA represents the interests of manufacturers, suppliers, installers and contractors within the heating, ventilation, air conditioning and refrigeration sector. It is split into six principal associations ADCAS, BCIA, BFCMA, BRA, HEVAC and HPA.

Heat Pump Association

2 Waltham Court, Milley Lane, Hare Hatch, Reading RG10 9TH
0118 940 3416
Tony Bowen
Heat pump manufacturers association.


4th Floor, Mill 3, Pleasley Vale Business Park, Mansfield, Nottinghamshire NG19 8RL
0845 543 0330
Ian Halton

NAPIT, one of the UK's leading government-approved Competent Person Scheme operators, has been setting industry standards and offers installers complete and cost-effective certification throughout electrical, plumbing, heating, ventilation and Microgeneration technologies. NAPIT offers a comprehensive range of specialised products and services including essential equipment, training and insurance. NAPIT registered installers are fully committed to consumer safety and maintaining excellence as standard, providing regulation-compliant, guaranteed and high quality workmanship. NAPIT is committed to householder safety and ensures that through the competence of our registered installers, householders can be confident the work carried out on their home complies with the relevant regulations. NAPIT are also UKAS accredited for the certification of installers under the Microgeneration Certification Scheme (MCS). Microgeneration is the application of renewable energy technologies on a scale small suitable for domestic properties, such as Solar Photovoltaic's (PV), Solar Thermal Hot Water, Wind Turbines, Heat Pumps (ground and air source), Biomass Combustion, Micro-CHP and Green Deal. These technologies can complement conventional energy and heating technologies or replace them.

Training Services to the Ground Source Industry

Equipe Training Ltd

The Paddocks, Home Farm Offices, Banbury, Oxfordshire, OX15 6HU
01295 670990
Julian Lovell

We are the UK's leading training provider for the drilling and geotechnical industry including geothermal drilling techniques. We host and organise technical seminars where knowledge, skills and expertise are shared and used to promote industry best practice. We are also the leading training provider for Land Drilling NVQs including those endorsed for Geothermal Drilling and deliver these all over the UK as well as overseas. We have a team of Drilling Specialists who can assist in advancing drilling capabilities within organisations, supervise drilling and installation works or simply provide consultancy and advice. We develop products to improve the geotechnical and drilling sector and sell these globally.


4th Floor, Mill 3, Pleasley Vale Business Park, Mansfield, Nottinghamshire NG19 8RL
0845 543 0330
Ian Halton

NAPIT, one of the UK's leading government-approved Competent Person Scheme operators, has been setting industry standards and offers installers complete and cost-effective certification throughout electrical, plumbing, heating, ventilation and Microgeneration technologies. NAPIT offers a comprehensive range of specialised products and services including essential equipment, training and insurance. NAPIT registered installers are fully committed to consumer safety and maintaining excellence as standard, providing regulation-compliant, guaranteed and high quality workmanship. NAPIT is committed to householder safety and ensures that through the competence of our registered installers, householders can be confident the work carried out on their home complies with the relevant regulations. NAPIT are also UKAS accredited for the certification of installers under the Microgeneration Certification Scheme (MCS). Microgeneration is the application of renewable energy technologies on a scale small suitable for domestic properties, such as Solar Photovoltaic's (PV), Solar Thermal Hot Water, Wind Turbines, Heat Pumps (ground and air source), Biomass Combustion, Micro-CHP and Green Deal. These technologies can complement conventional energy and heating technologies or replace them.


Warwick House, Houghton Hall Park, Dunstable, Bedfordshire LU5 5ZX
01582 531000
John Eddy

NICEIC is the UK electrical contracting industry's independent voluntary body. We offer leading certification services, Building Regulations Schemes, products and support to electrical contractors and many other trades within the construction industry. Over 25,000 contractors are registered with us and take advantage of our training, products and services.

Sevenoaks Energy Academy Ltd

C1 & C2 Chaucer Business Park, Watery Lane, Kemsing, Sevenoaks TN15 6YT
01732 760077
Julie Walker
The heat pump course is designed to provide installers with the knowledge required to install heat pumps correctly, both air source & ground source. The course has been developed in conjunction with the Ground Source Heat Pump Association to ensure that the training is recognised as demonstrating competence for the Microgeneration Certification Scheme.

Local Government

Three Rivers District Council

Three Rivers House, Northway, Rickmansworth WD3 1RL
01 923 727 228 / 01 923 776 611
Clay Charles
Two gshp horizontal slinky systems were installed in Council owned premises. The first was a retrofit to the existing air handling unit serving a meeting room. The requirement was not only for heating but also cooling. The second system was installed at a recreation centre and provides underfloor heating to a restaurant and toilet block as well as the warden's first floor flat.

Full list of all GSHPA members for printing.