Welcome to Spirit Energy

Award-winning design and installation experts.

Over 4,400 clients since 2010.

Call today on 0118 951 4490.

Over 12-Years Experience

Established in 2010, Spirit Energy has installed bespoke solar systems in the south of England to thousands of thrilled customers.

Having a Spirit system installed synonymous with a great decision, and an even better investment.

What Could Your Roof Be Earning You?

Find out how you can maximise your roof by using our fully data-driven solar calculator, and request a quote to find out how much you could be earning.

Here's What Solar Can Do For You

Having been in the industry since 2010, we feel that everyone should know about solar, not just installers. We've curated a vast knowledge bank to help you understand what you need to know.

Reduce Your Waiting Time, Install Today

The industry always sees a huge rush as summer comes to an end, so why not get ahead of the curve with your next best investment decision.

Area we cover for home installations

We install within an approximate 40 mile radius of Reading, Berkshire, marked on the map below (click to zoom in):

Screenshot 2022-12-07 120528

Call us on 0118 951 4490 to discuss your project, or click "Request a Quote", or email info@spiritenergy.co.uk with your postcode, house number/name for a free quotation.

Who are Spirit Energy?

We are designers and installers of renewable energy, energy storage and management systems. Specialising in on-grid and off-grid solar PV, battery storage, and EV charger installation (off-street).

Our vision is on-site power generation and storage for every building to reduce energy bills and central grid reliance. We aim to fast-track this future.

Our client base includes homeowners, corporates, councils, consultants, contractors, builders, architects, managers, and educational institutions. Every project is managed in-house with a fanatical focus on technical excellence and customer service.

We're MCS certified for solar PV, OZEV accredited for EV charging, and NICEIC, Tesla, SunPower, SolarEdge, Enphase, GSE, Viridian, and CHAS health and safety approved and accredited.

Download our brochure

Sign up for weekly email updates from our blogs:

Solar PV

Battery Storage

Microgrid, Off-grid


Consultancy, CPD

LED Lighting / Controls

EV Charging


We have installed thousands of renewable energy systems since 2010.

Many of our technologies are supported by financing solutions so that you can transform your energy use at no upfront cost.

West Reservoir homepage

"Hackney Light and Power’s first solar power installation is already helping to decentralise the energy system and displace carbon-intensive electricity from the grid."

- Councillor Jon Burke

Henley PV homepage

"We have been very satisfied with Spirit Energy. The installation is neat and tidy and, so far, has exceeded our expectations.”

- Mr T

Sanders Powerwall homepage

"Spirit Energy had the capabilities to integrate all those different systems and make them work just seamlessly."

- Mark Sanders