Solar Panel Installers in Northern Ireland
13 NI-based installers with a verifiable public review record, compared side by side. Ratings checked 31 July 2026.
13
Installers compared
4.9
Average rating
1,385
Customer reviews
How to read this list
Installers are ordered by review volume, because that is the only ranking we can defend from public data. It is a measure of track record, not of which firm suits your roof. We do not take payment for placement and no installer can buy a higher position.
Ratings come from Google Business profiles and were checked on 31 July 2026. Certifications reflect what each installer publishes. Before you sign anything, confirm the certification yourself on the MCS register.
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Start Solar UK & Ireland
Lisburn, County Antrim
4.9 from 448 reviews
The highest review volume of any installer in Northern Ireland, and one of the few operating at scale across both NI and the Republic.
Accreditations
MCS, RECC, NAPIT
Services
Home solar, Commercial, Battery storage, EV chargers
Covers
Lisburn, Belfast, Craigavon, Newry
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Solarfix NI Ltd
Newtownabbey, County Antrim
5.0 from 275 reviews
A perfect 5.0 across more than 270 reviews, which is the strongest rating-to-volume combination in the NI market. Strong on agricultural and off-grid work.
Accreditations
MCS, NICEIC, RECC, ISO 9001, ISO 14001
Services
Home solar, Commercial, Agricultural, Battery storage, EV chargers
Covers
Belfast, Newtownabbey, Antrim, Ballymena
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Bluebuild Energy
Newtownards, County Down
4.7 from 160 reviews
The most heavily accredited installer on this list, with a full ISO management-systems stack that matters more for commercial and new-build work than for a standard domestic roof.
Accreditations
MCS, RECC, ISO 9001, ISO 14001, ISO 45001
Services
Home solar, Commercial, Battery storage
Covers
Newtownards, Bangor, Belfast, Down
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EECO
Newtownards, County Down
5.0 from 134 reviews
Specialises in single-day domestic installations, which suits homeowners who want minimal disruption over a bespoke system design.
Accreditations
MCS
Services
Home solar, Battery storage
Covers
Newtownards, Bangor, Belfast, Down
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bee SOLAR
Holywood, County Down
5.0 from 67 reviews
Trades as Billington Energy & Electrical, so brings a long electrical-contracting history to solar. Noted for the visual neatness of array layouts.
Accreditations
MCS, RECC, NICEIC, ECA
Services
Home solar, Commercial, Agricultural, Repairs & maintenance
Covers
Holywood, Belfast, Bangor, Lisburn
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DSA Solar
Newtownards, County Down
5.0 from 55 reviews
A small operation with a perfect rating and fast turnaround, frequently mentioned for getting systems live within a couple of days.
Services
Home solar, Battery storage, EV chargers
Covers
Newtownards, Bangor, Belfast
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HS Renewables Solar PV
Londonderry, County Londonderry
5.0 from 55 reviews
One of very few well-reviewed installers actually based in the north west, so worth a quote if you are outside the Belfast travel radius. Also fits wind turbines.
Accreditations
MCS
Services
Home solar, Commercial, Agricultural, Battery storage
Covers
Derry/Londonderry, Strabane, Limavady, Coleraine
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Solid Power Ltd
Cookstown, County Tyrone
5.0 from 52 reviews
The strongest mid-Ulster option, and reviewers consistently single out installation tidiness and aftercare over headline price.
Services
Home solar, Commercial, Agricultural, Battery storage
Covers
Cookstown, Magherafelt, Dungannon, Omagh
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Encom Energy
Belfast, County Antrim
5.0 from 48 reviews
TrustMark registered as well as MCS, which adds a second layer of consumer redress. Leans toward bespoke system design across all sizes.
Accreditations
MCS, RECC, NAPIT, TrustMark
Services
Home solar, Commercial, Battery storage
Covers
Belfast, Lisburn, Bangor
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Surge Renewables
Antrim, County Antrim
4.9 from 39 reviews
Covers both NI and the Republic, and combines solar with wider home-energy work including heating.
Services
Home solar, Commercial, Battery storage, EV chargers
Covers
Antrim, Ballymena, Belfast
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Clover Energy Systems
Moira, County Down
5.0 from 29 reviews
Reviews repeatedly mention no-pressure sales, which is worth noting in a market where high-pressure tactics are the most common complaint.
Services
Home solar, Commercial, Battery storage, EV chargers
Covers
Moira, Craigavon, Lisburn, Lurgan
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Blue Sky Energy Ltd
Belfast, County Antrim
5.0 from 15 reviews
A solar-only specialist rather than a general electrical firm that added panels, with two decades of combined team experience.
Accreditations
MCS
Services
Home solar, Commercial, Battery storage
Covers
Belfast, Lisburn, Down
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Suno Solar
Ballyclare, County Antrim
5.0 from 8 reviews
One of the few NI installers that will take on repairs and faults on systems somebody else installed, which is genuinely hard to find.
Services
Home solar, Battery storage, EV chargers, Repairs & maintenance
Covers
Ballyclare, Belfast, Larne, Antrim
No installers listed in that county yet. Try “All”, or compare quotes to find who covers your postcode.
Not seeing your area?
This list is deliberately curated rather than exhaustive, and our coverage is thinnest in Fermanagh and Armagh. Plenty of good installers travel further than their listed areas suggest, and the only reliable way to find out who will quote for your postcode is to ask several at once.
Compare quotes from MCS certified installersFree, takes about a minute, and there is no obligation to proceed.
Before you choose
A name and a star rating only gets you to a shortlist. Our guide on how to choose a solar panel installer in Northern Ireland covers what to check on the MCS register, the warranty terms that actually matter, the questions to ask before signing, and the red flags that should end a conversation.
Common questions
Who are the best solar panel installers in Northern Ireland?
On public review volume and rating, the most established NI installers are Start Solar (Lisburn, 4.9 from 448 reviews), Solarfix NI (Newtownabbey, 5.0 from 275), Bluebuild Energy (Newtownards, 4.7 from 160) and EECO (Newtownards, 5.0 from 134). Review volume is a measure of track record, not of whether a firm suits your particular roof. A smaller local installer is often the better choice for a straightforward domestic job, which is why we recommend comparing at least three quotes.
How do I check an installer is MCS certified?
Search the official MCS register at mcscertified.com by company name or postcode. The register shows the certification number, the technologies the installer is certified for, and whether the certification is currently active. Certifications listed on this page reflect what each installer publishes and were last checked on the date shown, so always confirm on the register before you sign anything.
Are the biggest installers the best ones?
Not necessarily. Larger installers have more capacity, longer trading histories and usually faster scheduling. Smaller firms often give you a more personal service and direct access to the person who designed your system. The trade-off that matters most is aftercare: ask any installer, large or small, what happens when you report a fault in year six.
Does this page cover every solar installer in Northern Ireland?
No. This is a curated list of NI-based installers with a verifiable public review record, not a complete trade directory. There are active installers we have not listed, particularly newer firms and those in Fermanagh and Armagh where our coverage is thinnest. If you are outside our listed coverage areas, comparing quotes is the fastest way to find who actually serves your postcode.