• We are isoenergy
  • We install renewable energy systems
  • Preferred partner for industry professionals

Ground source heat pumpsBiomass boilersMicro hydroSolar photovoltaic

About us

We are isoenergy

isoenergy is the UK's most experienced consultancy and installer of renewable energy systems

If you are seeking advice on renewable energy for your business, please read on. For homeowners please visit the main website for information on isoenergy’s residential services.

Named as Domestic Ground Source Installer of the Year at the National Heat Pump Awards in 2012, isoenergy has designed, tested and installed sustainable energy systems since 2005. Our unsurpassed experience means that we can offer M&E consultants, architects and end users the very best advice and the highest quality renewable installations.

An optimist will tell you the glass is half-full; the pessimist, half-empty; and the engineer will tell you the glass is twice the size it needs to be

- Anon -


isoenergy offers a range of services including design, specification, procurement and installation of a broad range of renewable technologies


We can call on over 10 years’ experience in the design and implementation of renewable systems. Our consultancy services are based on many hundreds of successfully delivered projects.


Our survey team are fully qualified to help you determine the scope of your requirements. We can offer field surveys or desk based analysis as required.

System design

We know what works best and design with that at the forefront. From ground loops to watermills and solar PV to plant rooms, we have designed, and installed them all.


Good system design allows us to optimise the installation of your system. We carry out all installation work using our own dedicated team of engineers.


We hold all the relevant accreditations to configure and commission renewable energy system installed by us or by others if required.

Service and maintenance

Our dedicated service team are available to maintain systems or attend site in case of breakdown.




Our clients and working partners are what makes this business successful. Here's what they say about us.



Technological expertise

We pride ourselves on our ability to solve complex problems using tried and tested engineering solutions. All of the equipment we install has been thoroughly tested by us and being brand independent allows us to help you choose the right kit for the right project. - Justin Broadbent, Chairman

Ground source heat pumps

Ground source heat pumpsWith over 800 installation in England we know everything there is to know about installing ground and water source heat pumps

Biomass boilers

Biomass boilerWith installations ranging from 18kW up to 1MW, we can install the right boiler for any project.

Solar photovoltaic

Having installed many systems from small rooftop arrays to ground mounted systems, we can design and install solar PV for any project.


We have installed a wide range of renewable systems into a variety of properties. Here is a selection.

10 Weymouth Street


Bedford Academy


Barking Hospital




St Stephen’s Church


Premier Inn Tamworth


Camphill Barn


Maidstone Museum and Art Gallery


Laxton Hall Care Home


Crosby Hall Education Trust Centre


The Harrow Inn


Premier Inn Camborne


Hermitage Community Moorings


Premier Inn Burgess Hill


Linney Group


St Peter’s School


Earsham Primary School


Bupa care home


Would you like a quotation?Contact us

Head office: The Stables, Meath Green Lane, Horley, Surrey, RH6 8JA

Contact Form

Want to say hello? Want to know more about us? Give us a call or drop us an email and we will get back to you as soon as we can.