There’s never been a better time for UK businesses to make the switch to solar energy. Whether you’re looking to reduce energy bills, cut carbon emissions, or strengthen your ESG credentials, commercial solar offers a proven route to long-term savings and sustainability. With energy prices continuing to fluctuate and government support for renewables growing, solar power is a smart choice.
To help you choose the right partner, we’ve compiled a list of the top 20 commercial solar installation companies in the UK. This list is based on factors like industry reputation, experience, project portfolio, client reviews, accreditations, and innovation. Let’s dive in!
1. Perfect Sense Energy
Perfect Sense Energy is the top commercial solar installation company in the UK. This team specialises in the design, supply, installation, and maintenance of renewable energy systems for commercial clients nationwide. With over 15 years of experience, they have delivered projects across various sectors. Their solar PV installations aim to help businesses reduce energy costs and carbon footprints.
Office Location: Oakland House, 21 Hope Carr Road, Leigh, WN7 3ET
Website: perfectsenseenergy.com
Year Founded: 2010
Team Size: 11–50 employees
Industries Served: Commercial buildings, manufacturing, education, healthcare, agriculture
Case Studies: View all case studies
2. EvoEnergy
Established in 2007, EvoEnergy is a renewable energy company delivering comprehensive solutions to help businesses achieve energy efficiency and carbon reduction goals. They offer a range of complementary services and technologies to secure their clients’ energy future and carbon targets.
Office Location: Nottingham, UK
Website: evoenergy.co.uk
Year Founded: 2007
Team Size: 11-50 employees
Industries Served: Manufacturing, public sector, education, healthcare, logistics
Case Studies: View all case studies
3. Solarsense UK
Solarsense is an employee-owned B Corporation™. They specialise in the design, installation, and maintenance of solar panels, energy storage, solar carports, and other renewable energy technologies. Their multi-award-winning service has been delivered across all commercial sectors, powering some of the UK’s leading brands.
Office Location: Clevedon, England
Website: solarsense-uk.com
Year Founded: 2000
Team Size: 51-200 employees
Industries Served: Commercial, industrial, residential
Case Studies: View all case studies
4. Joju Solar
Founded in 2006, Joju Solar is one of the UK’s leading companies for installing solar PV, battery storage, and electric car chargers. They have been awarded Contractor of the Year at the Solar and Storage LIVE Awards and EV charge point Contractor of the Year at the EVIEs Awards, three times. Joju Solar is recognised as the market leader in all of their product offerings.
Office Location: Oxford, UK
Website: jojusolar.co.uk
Year Founded: 2006
Team Size: Not specified
Industries Served: Public sector, education, residential
Case Studies: View all case studies
5. Anesco
Anesco is a leading UK-based company specialising in the construction and management of solar and energy storage assets. They have constructed 106 solar energy farms in the UK, totaling 550 MW, and have been at the forefront of introducing battery storage technology in the country. Anesco currently manages 24,000 assets with a combined capacity of over 1.3 GW.
Office Location: Reading, UK
Website: anesco.com
Year Founded: 2010
Team Size: 201-500 employees
Industries Served: Commercial, industrial, utility
Case Studies: View all case studies
6. Geo Green Power
Geo Green Power is a professional renewable energy company based in the Midlands, UK. They specialise in the design, installation, and management of electricity generation and storage systems, focusing on large-scale commercial rooftop solar projects and ground mount systems.
Office Location: Nottingham, UK
Website: geogreenpower.com
Year Founded: 2010
Team Size: 11–50 employees
Industries Served: Agriculture, commercial, industrial
Case Studies: View all case studies
7. Lightsource bp
Founded in 2010, Lightsource bp has grown into one of the world’s leading solar developers, with a presence in over 19 countries. Headquartered in London, the company focuses on developing, financing, building, and operating utility-scale solar projects. Their mission is to deliver affordable and sustainable solar power globally.
Office Location: London, UK
Website: lightsourcebp.com/uk
Year Founded: 2010
Team Size: Over 450 employees in the UK
Industries Served: Utilities, commercial, industrial, public sector
Case Studies: View all case studies
8. Mypower
Mypower is an award-winning commercial solar PV installation company established in 2010. They design, supply, and install solar PV systems for commercial, industrial, and agricultural clients across the UK. Mypower has installed over 150,000 solar panels, helping more than 450 businesses reduce their electricity costs and carbon footprint.
Office Location: Cheltenham, Gloucestershire, UK
Website: mypoweruk.com
Year Founded: 2010
Team Size: 11-50 employees
Industries Served: Commercial, industrial, agricultural
Case Studies: View all case studies
9. Mitie Solar (Custom Solar)
Custom Solar, now part of Mitie Group plc, specialises in the development, design, installation, and maintenance of solar power systems for public and private sector clients. The acquisition enhances Mitie’s capability to deliver integrated solar power solutions, supporting clients in their journey to net-zero emissions.
Office Location: Chesterfield, Derbyshire, UK
Website: customsolar.co.uk
Year Founded: 2011
Team Size: 51-200 employees
Industries Served: Public sector, commercial, industrial
Case Studies: View all case studies
10. Emtec Energy
Emtec Energy, part of the Emtec Group, was founded in 2011 and has grown into one of the UK’s largest solar EPC contractors. They offer bespoke design and build services for solar PV systems, serving a diverse client base across various sectors. Emtec Energy was awarded Contractor of the Year 2024 at the Solar & Storage Live Awards.
Office Location: Uddingston, Glasgow, UK
Website: emtecenergy.co.uk
Year Founded: 2011
Team Size: Over 40 employees
Industries Served: Commercial, industrial, public sector
Case Studies: View all case studies
11. Absolute Solar & Wind
Absolute Solar & Wind, a part of the RSK Group, specialises in the engineering, procurement, and construction of major commercial rooftop and solar farm projects. They have a strong presence in the agricultural, industrial, public, and private sectors, delivering tailored renewable energy solutions.
Office Location: Glasgow, Scotland, UK
Website: absolutesolarandwind.co.uk
Year Founded: 2007
Team Size: Approximately 41 employees
Industries Served: Agricultural, industrial, public sector, private sector
Case Studies: View all case studies
12. SAS Energy (EDF Renewables)
SAS Energy, now a wholly owned subsidiary of EDF Renewables UK, specialises in the design, supply, and installation of renewable energy technologies for commercial and industrial clients. With a team of 30 solar experts, they have a portfolio of over 45 projects in development and construction.
Office Location: Edenbridge, Kent, UK
Website: sas-energy.co.uk
Year Founded: 2009
Team Size: 30 employees
Industries Served: Commercial, industrial, public sector
Case Studies: View all case studies
13. Ecolution Group
Established in 1999, Ecolution Group provides renewable energy and maintenance services to the social, residential, and commercial sectors. They provide customised sustainable solutions and technologies, with a hands-on and consultative approach to meet specific client needs.
Office Location: West Malling, Kent, UK
Website: ecolutiongroup.com
Year Founded: 1999
Team Size: Approximately 47 employees
Industries Served: Social housing, residential, commercial
Case Studies: View all case studies
14. Solivus
Solivus offers lightweight solar solutions for large commercial buildings where conventional glass solar panels can’t be installed, such as airports, warehouses, and sports stadiums. They also offer solar and battery systems for modular buildings and are developing the unique Solivus Arc—a solar sculpture for homes.
Office Location: London, UK
Website: solivus.com
Year Founded: 2016
Team Size: 11-50 employees
Industries Served: Commercial, industrial, residential
Case Studies: View all case studies
15. British Solar Renewables (BSR)
Founded in 2010, British Solar Renewables (BSR) is a leading UK-based renewable energy developer specialising in utility-scale solar and storage projects. With over 700 MWp of solar capacity developed and built, BSR offers a fully integrated platform encompassing development, engineering, procurement, and construction, and operations and maintenance .
Office Location: Somerset, UK
Website: britishrenewables.com
Year Founded: 2010
Team Size: 51-200 employees
Industries Served: Utility-scale solar and storage
Case Studies: View all case studies
16. Eden Sustainable
Established in 2014, Eden Sustainable specialises in developing, constructing, funding, and operating commercial rooftop solar PV systems across the UK. The company offers zero-capex solutions, allowing organisations to benefit from solar energy without upfront investment. In 2025, Eden Sustainable was acquired by AMPYR Distributed Energy, enhancing its capabilities and reach in the renewable energy sector.
Office Location: London and Exeter, UK
Website: edensustainable.co.uk
Year Founded: 2014
Team Size: 11-50 employees
Industries Served: Commercial, industrial, agriculture, education
Case Studies: View all case studies
17. Energy Gain
Founded in 2008, Energy Gain UK is an award-winning low carbon consultancy specialising in carbon reduction and the development and installation of renewable assets. The company offers a range of services, including solar PV, battery storage, LED lighting, and energy management systems, catering to both commercial and residential clients.
Office Location: Manchester, UK
Website: energygain.co.uk
Year Founded: 2008
Team Size: 11-50 employees
Industries Served: 11-50 employees
Case Studies: View all case studies
18. Shawton Energy
Shawton Energy provides fully funded, bespoke solar energy solutions for businesses across the UK. Their services encompass design, installation, and ongoing support, offering clients options like direct investment or Power Purchase Agreements (PPAs). In 2023, Lazard Asset Management acquired a 50% stake in Shawton Energy, bolstering its financial strength and project funding capabilities.
Office Location: Warrington, UK
Website: shawtonenergy.co.uk
Year Founded: 2005
Team Size: 11-50 employees
Industries Served: Commercial, industrial
Case Studies: View all case studies
19. Statkraft Solar (formerly Solarcentury)
Statkraft, Europe’s largest generator of renewable energy, acquired Solarcentury in 2020, significantly expanding its solar development capabilities in the UK. Statkraft UK focuses on developing, owning, and operating large-scale renewable production facilities, including utility-scale solar farms, contributing to the UK’s renewable energy targets.
Office Location: London, UK
Website: statkraft.co.uk
Year Founded: 2006
Team Size: Approximately 7,000 employees globally
Industries Served: Utility-scale renewable energy
Case Studies: Not available
20. Atrato Onsite Energy
Atrato Onsite Energy designs, finances, installs, and maintains rooftop and ground-mounted solar PV systems on commercial sites in the UK and Ireland. Offering zero-capex, fully funded solutions, Atrato focuses on providing renewable energy with 100% carbon traceability to commercial counterparties.
Office Location: London, UK
Website: roofenergy.uk
Year Founded: 2021
Team Size: 2-10 employees
Industries Served: Commercial, industrial
Case Studies: Not available
Weighted scoring & final ranking
| Factor | Weight |
| Recent C&I capacity delivered (MW, 2022-25) | 25 % |
| Breadth & complexity of portfolio / marquee clients | 20 % |
| Technical & safety accreditations | 10 % |
| Financial health / backing | 10 % |
| Customer & industry awards / reviews | 15 % |
| Innovation & sustainability leadership (e.g., lightweight PV, PPA models, co-located storage) | 10 % |
| After-sales O&M capability | 10 % |
The Bottom Line
From large-scale industrial rooftops to bespoke solar carports, the UK solar market is buzzing with talent and expertise. Choosing the right installer is critical – it’s about finding a partner who understands your site, goals, and long-term energy strategy. That’s exactly why we’ve spotlighted the providers that consistently deliver results, innovation, and excellent service.
Reach out to Perfect Sense Energy today to see how much you could save.
FAQs
What are the benefits of commercial solar panels for UK businesses?
Commercial solar panels help UK businesses lower electricity bills, reduce carbon emissions, and improve energy independence. They also enhance ESG credentials and can offer a return on investment within 4–7 years, depending on system size and usage.
How much do commercial solar panel systems cost in the UK?
In the UK, commercial solar panel systems typically cost between £800 and £1,200 per kilowatt (kWp). A 250 kWp system could range from £200,000 to £300,000 before VAT, depending on roof type, access, and technology used.
What size solar system does my business need?
The ideal solar system size depends on your business’s energy usage and available roof space. As a rough guide, 1 kWp requires about 7–9m² and generates 800–1,000 kWh per year. A usage review and site survey will determine the best fit.
Can my business get commercial solar panels with no upfront cost?
Yes, many UK installers offer Power Purchase Agreements (PPAs) or leasing options that allow businesses to install solar panels with no upfront investment. You pay for the electricity generated at a lower rate than the grid.
How do I choose the best commercial solar installer in the UK?
Look for MCS-certified installers with experience in your industry, strong case studies, and positive reviews. Compare quotes, check warranties and ask for generation forecasts. Our list of the top 20 commercial solar installers is a great place to start!
