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Solar panel and battery installers in Thames Valley
Get in touch with Greg, whose local team holds the OVO partnership here. Book a free 45 minute video design and you will have your roof layout, your numbers and a written quote, without anyone setting foot in your home.
Meet Greg
Greg runs the established local business that holds the OVO Solar & Battery partnership for Thames Valley.
Around 200 installers were assessed and interviewed between 2025 and 2026 before 16 were accepted into the network. Greg's team was one of them, and covers Oxfordshire, Buckinghamshire, Wiltshire and Gloucestershire exclusively for OVO.
So the person who designs your system and the team who fit it are local, named, and accountable to the same warranty.
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Covers Oxfordshire, Buckinghamshire, Wiltshire and GloucestershireOX, HP, SN, GL, WD
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Designs done remotelyA free 45 minute video call, evenings included.
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One visit, once you have decidedA short technical survey before install, never before.
What a roof in Oxfordshire and Buckinghamshire actually does
Roofs here average 1,000 kWh per kWp a year, which is 2.74 peak sun hours a day. These are the two systems most homes around here end up with.
- Benefit a yeararound £1,184
- Paybackaround 8.1 years
- Exported at 20p3,113 kWh
- Over 25 years£27,900
- Benefit a yeararound £1,548
- Paybackaround 6.7 years
- Exported at 20p4,844 kWh
- Over 25 years£36,500
Average pricing, subject to consultation. Your quote is built around your actual roof, so it can land under these figures or over them. Greg's team gives it to you in writing on the call. Based on a home using 3,500 kWh a year.
Four steps, and only one of them happens at your house
- Consult and design, on videoWe look at your roof on screen with you, size the system to how you actually use energy, and answer everything.
- Your quote, in writingA fixed price from Greg's team, on the call. Finance options where they are available.
- Paperwork and grid applicationYou sign a letter of authority, we handle the grid application, and you pay a deposit to hold your slot.
- Technical survey, then installGreg's team comes out to check everything we agreed remotely, then fits it. Usually one to two days.
Get your free quote from Greg
Two minutes. We confirm your video slot within one working day.
Worth reading before your Thames Valley design call
Straight answers from the OVO Solar and Battery team, sourced and dated.
Cloudy days and north facing roofs, answered honestly
Cloud reduces output, it does not switch it off. North facing depends on pitch more than compass.
Read the guide →Why filling the roof first time is cheaper than adding later
Half covering a roof is the expensive choice. The fixed costs are the whole argument.
Read the guide →A home battery without solar panels, honestly assessed
A battery with no panels still earns every night. Here is how much, and where it does not stack up.
Read the guide →How much a home battery saves, unit by unit
What a battery saves per unit, per night and per year, with the losses taken off.
Read the guide →The 20p export rate, and how it compares to standard SEG
4p or 20p for the same exported units. The conditions on each, in plain terms.
Read the guide →The energy price cap, and what it does to your solar payback
The cap sets your unit price. That price is what every unit of your own solar is worth.
Read the guide →Not in Thames Valley?
We cover most of mainland Great Britain. Find the installer for your area.
Free, no obligation, and no home visit needed.