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Commercial Solar and Renewable Energy Systems

Delivering commercial solar PV, battery storage, and renewable energy expertise from Cornwall to across the UK.

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  • B Corp Certified
  • Zero accidents

  • 20+

    Team members

  • 12

    years experience

Why choose ZLC Energy?

ZLC Energy is a renewable energy installation company based in Cornwall, delivering commercial solar PV, battery storage, and tailored energy solutions across the UK. We combine engineering expertise, proven technology, and an accredited, customer-first approach to reduce energy costs and carbon emissions for businesses.

Every system we install helps businesses reduce carbon emissions and move closer to net zero. By generating and storing renewable energy on-site, our clients use less electricity from the grid and contribute to a cleaner, low-carbon UK.

Trusted by Leading Organisations Across the UK

Which renewable energy source would be best for your business?

Every business has unique energy needs, and the right renewable energy solution depends on your site, operations, and long term sustainability goals. Whether it’s solar PV, battery storage, or a combination of technologies, ZLC Energy can design a system that cuts costs, reduces carbon emissions, and supports your journey to net zero.

  • Solar PV

    Solar is one of the most popular and effective ways for businesses to reduce costs and carbon emissions. We design and install commercial solar PV systems tailored to your site and energy goals, helping you generate clean, reliable power and become more energy independent, all with honest advice and quality workmanship.

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  • Heat Pumps

    We help organisations heat their buildings efficiently with air and ground source heat pumps. Designed for comfort, performance, and long-term savings, our systems provide low-carbon heating for commercial, industrial, and public sector spaces.

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  • Wind Solutions

    We turn the UK’s natural wind resource into a dependable, long-term energy asset. From feasibility and design through to installation and aftercare, our commercial wind systems help businesses generate clean electricity and reduce reliance on the grid.

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  • Battery Storage

    We design smart battery storage systems that give your business greater control over its energy. Store excess power from solar or wind, reduce grid dependency, and protect your operations from rising costs, all with a future-ready solution built for resilience and reliability.

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Southwest specialists
covering the UK

Based in Cornwall, ZLC Energy has grown from a regional specialist into a trusted national provider of renewable energy systems.

Our in-house teams deliver projects across the UK, combining local knowledge with deep technical experience in design, installation, and maintenance.

Every project is completed to the highest standards of quality and safety, with clear communication from start to finish.

Accreditations

Explore Our Case Studies

Solar Panels on Cornish granite building

Bosinver Farm Cottages and Swimming Pool

We delivered a ground mounted Solar PV installation in a field adjacent to the holiday cottages. Value engineering of the design meant we were able to get more out of the same space, for less cost.

  • System size: 52kWp
  • Annual ROI: 21%
  • Energy Generation: 42,620kWh/year
View Project

David Salisbury Conservatories

ZLC Energy designed and installed 150kW Solar PV at the factor to reduce carbon and provide optimum return on investment.

  • System Size: 150 kWp
  • Annual ROI: 22%
  • Payback: 5 yers
  • Carbon Reduction: 90,000 kg/year
View Project

Why Leading Clients Choose Us

Personal service

We pride ourselves on being approachable, responsive, and easy to work with.
Every client has a dedicated point of contact, clear communication, and support at every stage, from first consultation to ongoing system monitoring.

Knowledge & Expertise

With over 15 years of experience in renewable energy, our team brings deep technical expertise. As accredited installers and innovators in solar, battery storage, and EV infrastructure, we know how to create reliable systems tailored to your sector and specific site.

Passion & detail

At ZLC Energy, we care deeply about getting every project right. From the initial site survey to the final handover, we bring precision, attention to detail, and genuine passion for renewable energy, ensuring systems that perform efficiently for years to come.

Value for money

We design commercial renewable energy solutions that deliver maximum long-term savings. By combining efficient technologies with smart design, we help businesses cut energy costs and achieve strong returns on investment, without unnecessary extras.

Articles You Might Be Interested In

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    ZLC Energy launches free energy audit programme at Cold Chain Climate Summit

    Reduce Costs, Embrace Sustainability with a Free Energy Audit ZLC Energy, a leading renewable energy provider based in Cornwall, announces their first 2024 round of ZLC Free Energy Audit programmes.

    Read More
  • News

    ZLC Energy partners with Cornwall Climate Care to sponsor film screenings

    ZLC Energy, a leading provider of renewable energy solutions in Cornwall, is proud to announce its partnership as the headline sponsor for the 2024 Cornwall Climate Care film, ‘Power to the People’.

    Read More
  • B Corp

    Powering up positivity and celebrating the story behind our BCorp Certification

    As we start 2024, we’re proud to announce that we’re joining the B Corp family.

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What our customers say

“ZLC Energy were amazingly efficient. They undertook considerable works without any disruption to the business at one of our busiest times. Mark, of ZLC Energy, coordinated everything with us from start to finish. I’d happily recommend them as a company to work with.”

Alan Murdoch

Director, Fermoys Garden Centre

"ZLC Energy have provided a turnkey package from initial strategy through the design and approvals phase and now into the delivery stage. They managed to build our ground mount array in a very challenging site in the heart of Exeter, and now we are cutting our carbon footprint for the future."

Sue Williams

Senior Project Manager, University of Exeter

"We’ve been working with Mark and the ZLC team for some time now and have always been grateful for their expertise and clarity with our many energy challenges. With the solar installation, the process was incredibly quick, efficient, and pain-free. What more could you ask for?"

Darren Dickey

Head Gardener, Trebah Gardens

"Mark and the team have provided excellent follow-up care and continue to support us with our energy requirements. I would happily recommend ZLC Energy."

Bill Clarke

Managing Director, Trewithen Dairy

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