Commercial solar that pays for itself

We design, install, and manage solar and battery systems for UK businesses. Lower your energy costs and carbon footprint with a system built around your building.

Live across -- sites · -- generating right now
SunMapper iframe embed
(calc.synth.solar)

Interactive satellite map
with solar potential overlay

Find out in 30 seconds

Enter your postcode and we'll show you exactly how much energy your roof could generate, using real irradiance data and satellite imagery.

Commercial solar rooftop at sunset

With you for the lifetime of your system

From your first assessment through installation to years of monitoring and optimisation. We don't just install and leave.

1

Site assessment

Satellite analysis and on-site survey to model your roof's potential

2

System design

Bespoke panel layout and inverter sizing optimised for your energy usage

3

Installation

MCS-certified installers, project managed by us with minimal disruption

4

Monitoring

Live generation tracking via The Sun Dial. We spot issues before you do

After installation

Performance Partnership

Solar doesn't end at installation. Our Performance Partnership gives you ongoing monitoring, optimisation, and reporting for your system, powered by the same platform we use to manage our entire fleet. We track your generation in real time, flag issues before they cost you, and make sure your system is always performing to spec.

Learn more

Our own technology at every step

From your first quote to live monitoring years later, our tools power the entire journey. Try them yourself.

Assessment

Answer a few quick questions to get a high-level view of what solar could look like for your site.

Try it →

Battery

Interactive battery sizing with ROI analysis, payback calculations, and monthly breakdowns.

Try it →

Energy

Upload your consumption data to get detailed insights on usage, costs, and efficiency.

Try it →

Sun Dial

Live monitoring across all sites. Generation, savings, status, and performance in one place.

Log in →
-- stored across our installations right now, batteries at --% charge

Built for businesses like yours

Wheat field at sunset

Every installation, monitored in one place

Our bespoke monitoring platform aggregates live data from every system we install, regardless of inverter brand. One dashboard, real-time visibility across the entire fleet.

Live · all sites
-- right now
Today Yesterday
Our customers have saved -- and avoided -- of CO2 so far

Award-winning solar innovation

Synth Solar winning Most Innovative Business at Octopus Energy Trusted Partners Awards 2025

Named Most Innovative Business at the Octopus Energy Trusted Partners Awards 2025, selected from over 650 companies across the UK.

"A highly innovative company who have developed practical technology that will genuinely enhance Customer Experience and put them on the map."
Octopus Energy
Excellent ★★★★★ 5.0 out of 5 based on 49 reviews
MCS Certified NAPIT Approved Octopus Trusted Partner HIES Consumer Code

Let's talk about how we could help

Get a free site assessment and find out what solar could do for you.