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Solar Panel Installers in Gwynedd

9 MCS-certified solar panel installers based in Gwynedd, compared on batteries, accreditations, brands and reviews.

9certified installers
67%also fit batteries
11%offer finance
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Solar panels in Gwynedd: the numbers

809homes in Gwynedd with solar panels on their energy certificate (EPC)
130more added to EPCs in 2025, vs 123 in 2024

All 9 installers, best match first

Most-fitted brands here: LG, Tesla, Mitsubishi. Most common memberships: NICEIC (2), RECC (2).

  1. 1

    DJ Williams Electrical Ltd

    Abersoch

    BatteriesNICEICRECC

    Fits LG, Tesla · Reviews on Facebook

    Get a quote MCS NIC-2694
  2. 2

    Jones and Whitehead Limited

    Tregarth · Est. 1963

    BatteriesNICEIC

    Reviews on Google

    Get a quote MCS NAP-73761
  3. 3

    PenSolar Cyf

    Caernarfon

    BatteriesRECC

    Reviews on Facebook

    Get a quote MCS IAA-10242
  4. 4

    AER Cymru Cyf

    Penrhyndeudraeth · Est. 1996

    Fits Mitsubishi · Reviews on Facebook

    Get a quote MCS NAP-28785
  5. 5

    Gwresogi LTD

    Wales · Est. 2010

    Batteries

    Finance available

    Get a quote MCS IAA-10207
  6. 6

    RJ Electrics

    Dyffryn Ardudwy · Est. 2006

    Reviews on Facebook

    Get a quote MCS NIC-600983
  7. 7

    Rickards A'I Gwmni Cyf.

    Pwllheli

    Batteries

    Reviews on Facebook

    Get a quote MCS NIC-601336
  8. 8

    Astrum Energy Solutions Limited

    Pwllheli · Est. 2006

    Get a quote MCS NAP-21568
  9. 9

    NET Facilities Limited

    Bangor

    Batteries

    Get a quote MCS NAP-77378

Questions

How many MCS-certified solar panel installers are there in Gwynedd?

We list 9 MCS-certified solar panel installers based in or near Gwynedd. MCS certification is required for the Smart Export Guarantee and the Boiler Upgrade Scheme.

How many homes in Gwynedd have solar panels?

809 homes in Gwynedd have solar panels recorded on their energy performance certificate, including 130 added in 2025. Homes without a recent EPC aren't counted, so the real number is higher.

Do solar installers in Gwynedd also fit batteries?

6 of the 9 solar installers listed here are also MCS-certified for battery storage.

Which brands do solar panel installers in Gwynedd fit?

The most-fitted brands among installers here are LG (1 installers), Tesla (1 installers), Mitsubishi (1 installers).

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