Turn Your Roof Into a Profit Centre
Commercial solar solutions for businesses in Devon & Cornwall.
Lower daytime running costs. Improve energy resilience. Strengthen sustainability.
No obligations. Fully tailored to your building.
Smart Solar Solutions for Commercial Buildings
Most commercial buildings have large, underutilised roof areas that could be generating meaningful savings — or even income — every year.
We help businesses turn their roofs into long-term financial assets through high-quality solar installations designed around daytime energy use.
Value Pillars
- Lower Daytime Energy Costs
Solar offsets your highest-cost operating hours. - Predictable Long-Term Energy Spend
Reduce exposure to future grid price increases. - Strengthen Your Sustainability Profile
Improve ESG reporting + environmental impact.
Why Businesses Choose Bonnet Solar
Premium Guarantees
- 2-year workmanship warranty
- 10-year QANW-backed insurance guarantee
Independent & Unbiased
- All-of-market product choice
- No tied brands or forced panel suppliers
- Systems designed for your building, not our margins
Fully Turnkey Delivery
Design → DNO → Installation → Commissioning → SEG support
Local Specialists
Over 30 years of electrical experience serving Devon & Cornwall.
A Simple, Transparent Workflow
Step 1 — Quick Call (2–3 mins)
We learn about your building and your energy usage.
Step 2 — Free Roof Assessment
Roof suitability, shading, system size, layout options.
Step 3 — Savings & Payback
Clear projection of generation, cost savings, and realistic ROI.
Step 4 — Proposal
A detailed, no-obligation commercial proposal.
Step 5 — Installation
Handled completely by our in-house team.
Your Assessment Includes:
- Estimated system size
- Expected annual generation
- Estimated daytime electricity savings
- SEG income potential
- Payback period estimate
- Recommended equipment & layout
- Installation notes + project timeline
The assessment gives a clear, realistic picture of whether solar makes financial sense for your building — without any obligations.
Trusted by Local Businesses
“Bonnet Solar delivered a seamless commercial installation for our warehouse facility. The project was completed ahead of schedule, and the energy savings we’re already seeing have exceeded expectations.”
MARTIN L.
PLYMOUTH LOGISTICS GROUP
“From consultation to commissioning, Bonnet Solar’s team were outstanding. Their turnkey approach meant zero disruption to our operations and a solar system that now powers over 60% of our daytime usage.”
CLAIRE W.
SOUTH WEST FOOD MANUFACTURING
“The professionalism and technical expertise shown by Bonnet Solar were exceptional. Our multi-site installation was handled flawlessly, and the long-term savings are a major win for our sustainability strategy.”
RAJ S.
DEVON PROPERTY & ESTATES GROUP
Prefer to Speak With Nick?
Ideal if you have questions before requesting an assessment.
FAQ
How long does installation take?
Typically 1–5 days depending on system size.
What warranties do you offer?
2-year workmanship warranty + 10-year QANW insurance.
Will there be disruption?
We work around your schedule and minimise operational downtime.
Do you handle paperwork?
Yes — design, DNO, installation, commissioning, SEG.
Does solar actually reduce my running costs?
Yes — solar offsets your peak daytime usage, where electricity is most expensive, and combined with battery usage this will offset energy usage at night.
Ready to See What Your Roof Could Generate?
No obligations. Fast, local, and fully personalised.
Contact Us
Start with a free, no-obligation roof assessment. We’ll review your site’s roof space, orientation, energy usage and suitability for commercial solar — then tell you clearly whether it makes financial and practical sense. No pressure, no jargon, no sales tactics. Just an honest assessment so you can decide if moving forward is worth your time.