Renewable energy suppliers

There are a large number of options for people to reduce their reliance on ever-depleting fossil fuels. These include: Heating from: solar thermal panels; heat pumps (either from the ground, air or water); biomass boilers (fuelled from renewable sources like wood); warm air collection from the roof space. Electricity from: solar PV panels; wind and water. Heat and electricity from Combined Heat and Power (CHP) units. Renewable electricity is also an easy option to choose that is available from specialist and mainstream energy providers. The following companies can supply and fit renewable energy technologies.

The information is structured as follows:

  • Organisation
  • Address
  • Telephone number
  • Email
  • Fax number
  • Personal contact
  • Website
  • Description of services / sustainable development credentials * written by the individual companies

4wood LLP
Beacon Stoves
Parc Gwair
Capel Iwan
Newcastle Emlyn
SA38 9LT
01559 371058
Ben Graham & Steve Harding

Design, supply, installation & servicing of CO2 neutral wood fired heating systems, including log & wood pellet fuelled appliances.

Ardenham Energy Ltd
6 Greenfield Ave
Dinas Powys
Vale of Glamorgan
CF64 4BW
02920 515049 or 07748 492510
Huw Cooper

Based near Cardiff, Ardenham Energy is fully certified to design, supply install and commission electricity and heat generating renewable energy systems. Portfolio comprises of solar (electricity / thermal), wind, heat pumps, and voltage management systems. Customers include commercial developers, public and private sector, schools, communities, domestic and contractors.

Bee Solar Power
Beau Electrical and Energy Services
6 Hollybush Drive
Church Village
CF38 1PU
07813 216487
Jeff Szarun

Emotion Energy UK
0800 0325080

We supply and install solar thermal panels, photo-voltaic systems, air and ground source heat pumps, wind turbines and anaerobic digestion systems. We not only provide the technology at an affordable cost but also a bespoke consultancy and installation service that can advise you on which heat pump is best suited (air to air, air to water, ground source) to meeting specific social housing requirements for achieving energy efficiency targets. We are MCS accredited installers.

Note this is a Scottish company, but it does have a local representative / installer in the Vale of Glamorgan.

Dulas Ltd
Unit 1 Dyfi Eco Park
SY20 8AX
01654 705000
01654 703000
Ben Robinson

Operating from the UK’s first Eco Park this leading Renewable Energy company has 24 years of international experience in designing and installing renewable energy systems. Company consists of solar, wind, biomass and hydro departments. Products and services range from turnkey contracting, consultancy and product supply to feasibility and environmental impact assessments. An installer network for solar photovoltaics covers the UK and we are the UK distributor for Kyocera modules, Fronius inverters and UniRac mounting systems.

Axiom House
Station Road
01453 756111
01453 756222

Ecotricity is an electricity company with a difference. As green energy pioneers Ecotricity are dedicated to building new wind turbines to fight climate change. Switching is easy and it's the biggest single step you can take to reduce your emissions and protect the environment.

Energy Equipment Testing Service Ltd (EETS) / PV Systems
Unit 2 Glan-y-Llyn Ind Est
Cardiff Road
Taffs Well
CF15 7JD
029 20820910
029 2082 0911
Bruce Cross or

Supplier, designer and installer of renewable energy systems on buildings. Photovoltaic roofs and facades, from 1kW to 100kW. We have installed half the PV in Wales. Solar Thermal and small wind systems, hybrid design and install, on and off grid.

John Cantor Heat Pumps Ltd
Pendraw’r Llan
SY20 8QH
01650 511575
07005 930825
John Cantor

There can be a wide variation in the overall energy efficiency of a heat pump system. We believe that only the best applications for heating-only (not cooling) are environmentally viable. Wood fuelled back-up being ideal. We design and install such systems and also supply very high efficiency heat recovery ventilation units from Stiebel Eltron.

Llani Solar Ltd
Unit 5 d,
Parc Derwen Fawr
SY18 6FE
01686 412 552

Llani Solar Ltd are suppliers and installers of high quality solar water heating and electric systems, wood fuel heating systems (wood pellet and log batch boilers) and heat pumps (ground and air source). These modern, efficient renewable heating systems can help you reduce your heating bills and carbon footprint. Our systems can be designed to suit for small, medium and large applications and we have systems that are perfect for any situation. We specialise in domestic systems for homes, as well as large-scale systems for hotels, swimming pools, industrial, commercial, public sector and farming uses. We work to the highest standards currently available anywhere in Europe using only the best quality equipment.  We are fully accredited under the Microgeneration Certification Scheme (MCS) enabling you to apply for Low Carbon Buildings Programme grants and other funding. Members of the Association for Environment Conscious Building (

Natural Power Wales LTD

Unit 6 ,Ty Verlon Industrial Estate,
Vale Of Glamorgan
CF63 2BE
0845 873 8998
0845 873 8997
Lloyd Reed


With 25 years experience in the heating and ventilating industry the latter seven years being involved heavily with renewables, myself and co directors have established a new and upcoming renewable energy company. Based in Barry in the Vale of Glamorgan we are centrally located for Wales and the South West. We are offering a specialist subcontract services to contractors, consultants and architects providing a turn-key package of solution, design, installation, commissioning and maintenance for renewable resources. We currently install solar thermal, underfloor heating, ground source heat pumps and rainwater harvesting. Please follow our link to our website enquiries page.

Raine or Shine Alternative Energy Solutions Ltd
Unit D Bryn Business Centre
Bryn Lane
Wrexham Industrial Estate
LL13 9UT
01978 664114

Raine or Shine are UK specialists in solar energy with over 10 years experience in the field of renewable energies. We are fully MCS approved installers of Solar Thermal and Solar PV panels for both domestic and commercial applications. We also have considerable experience in working with wind turbine systems, ground source heat pumps and rain water harvesting systems. Please visit our on-line shop for a range of renewable energy parts & equipment.

Solar Twin
2nd Floor
50 Watergate Street
01244 403 407

The combination of a solar water heating panel and a photovoltaic unit to power the pump, means that Solartwin is the only zero carbon solar water heating technology. Its simple, rapid, low-impact installation makes it readily accessible to the DIY market, just tee into the existing pipes. The benefits of Solartwin are endless, most notably, reducing the average domestic water heating bill up to 50% and reducing the emissions of CO2 gases thought to cause climate change.

208 Cae Draw
SA18 1DH
01269 826128
01269 826128
Phil Rees

Solarfit are installers of solar panels for domestic hot water. Save Now.

Llwyncelyn Bach
SA41 3SB
01239 891344
0870 138 7529
Bob Robarts

We design and install renewable energy systems – wind and PV electrical. We operate out of a solar powered office heated by bio-mass, insulated by Warmcell. We drive our vehicle (when not on bike) on bio-diesel most of the time.

The Solar Design Company
Old Station
Heol Y Doll
SY20 8BL
01654 700324
Chris Laughton

Experienced heating engineer specialising in solar and wood heating. Our service extends to full engineering support for solar thermal projects in the UK based on 15 years in the field. We have a great deal of experience in drafting technical documents, design of hydraulic and control systems as well as presentations to live audiences of all categories. Sales and service back-up given for software simulation products Tsol and PV Sol simulation software.

Urban Solar

25 Bangor Street
CF24 3LQ
029 20481506 or 0845 2658315
Patrick Champenois

Welcome to Urban Solar. We supply and install Solar Photovoltaic (PV) systems, energy efficient products and provide electrical services across Cardiff and South Wales. We are committed to long-term sustainability and passionate about renewable energy.

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