“I couldn't be more pleased with the work that GJM Builders carried out at my home. After a lot of back and forth and mixed opinions from other trades, Gary and his team gave us a really clear assessment of the work that was required and quoted lower than we were anticipating, based on other quotes. The work was carried out quickly and efficiently, and the team onsite were courteous throughout. Highly recommend.”
Public evidence profile
GJM Builders Ltd
Review quality
No reviews in 12 months
Based on rating, review volume, independent sources and credential evidence. Evidence context, not a guarantee of workmanship.
Trust at a glance
1 checkWhat we can verify about GJM Builders Ltd
Each card sums up one thing we can check from public sources. Open it for the full detail and the named source. This is evidence context, not a guarantee.
See the full verification checklist for GJM Builders Ltd →Review quality check
Review recencyReview recency
How recently this business's reviews were left, kept separate from the star rating and the number of reviews.
No reviews from the last 12 months are shown.
Reviews · public evidence
What customers say
These reviews are published independently on the named public source below, not testimonials this business chose to show. We bring them together and link each one back to where it appeared, so you can open the source and read it yourself.
4.9out of 5
Where these reviews are published
- Checkatrade61 reviews · 4.9 avg
Highlights
“GJM have just completed the build of my detached oak-framed garage in Hampshire. I could not be more delighted with the end product. Gary's team and the sub-contractors that he uses are all first-rate; their attention to detail and work-rate was excellent. The finished building is exactly as I wanted it, built to match the house as per the architect's drawings and all in the timeframe quoted at the outset. Gary's team were always on time, highly respectful and extremely tidy throughout. I would not hesitate to recommend GJM's workmanship; huge thanks to Gary and his fantastic team.”
“GJM Builders Ltd GJM Builders of Hook in Hampshire have done a superb job in building an extension to my house. I found out about Gary and his team from talking to someone at the Fox and Goose pub in nearby Greywell who recommended them highly. They did not disappoint. I found them to be highly professional with excellent workmanship and a thorough approach They were friendly, patient and respectful of my property. They were also punctual and reliable throughout. Their knowledge and experience was obvious and they communicated with me very well at every stage. They carried out the work with”
Detailed reviews
These are the individual reviews we hold for GJM Builders Ltd, including the highlights above. The 61 headline total is the review volume reported across public review sources.
I couldn't be more pleased with the work that GJM Builders carried out at my home. After a lot of back and forth and mixed opinions from other trades, Gary and his team gave us a really clear assessment of the work that was required and quoted lower than we were anticipating, based on other quotes. The work was carried out quickly and efficiently, and the team onsite were courteous throughout. Highly recommend.
GJM Builders Ltd GJM Builders of Hook in Hampshire have done a superb job in building an extension to my house. I found out about Gary and his team from talking to someone at the Fox and Goose pub in nearby Greywell who recommended them highly. They did not disappoint. I found them to be highly professional with excellent workmanship and a thorough approach They were friendly, patient and respectful of my property. They were also punctual and reliable throughout. Their knowledge and experience was obvious and they communicated with me very well at every stage. They carried out the work with
GJM have just completed the build of my detached oak-framed garage in Hampshire. I could not be more delighted with the end product. Gary's team and the sub-contractors that he uses are all first-rate; their attention to detail and work-rate was excellent. The finished building is exactly as I wanted it, built to match the house as per the architect's drawings and all in the timeframe quoted at the outset. Gary's team were always on time, highly respectful and extremely tidy throughout. I would not hesitate to recommend GJM's workmanship; huge thanks to Gary and his fantastic team.
Local context
Rated 4.9, in line with the local average for builders in Hook
Across 22 builders in Hook, the typical rating is 4.9 out of 5. We compare against the same businesses a homeowner would find searching for this trade locally.
Sources
2 named public sourcesWhere this information comes from
Everything on this page is drawn from named public sources. Where a source provides a public link, you can open the original and dig deeper.
Review sources
Business and public registers
Check dates vary by source. Where we hold a date, the check shows it.
About
Builder in Hook, Hampshire.
Services they list
Agricultural BuildingBasement / Cellar ConversionsBrick / Concrete Structural RepairsCar PortsCladdingConcretingDemolitionExtensions / ConversionsFire and Flood RenovationGeneral BuildingLoft ConversionsNew Builds
Listed on public sources or the business's own website; check directly that they cover your job before you book.
Areas served
HampshireHook
The areas they list covering on a public directory; confirm they cover your address before you book.
Your own checks
What to check before you hire
Worth checking yourself
Always confirm credentials and quotes with the business directly before hiring.
Verify at the sourceCheck them yourself
This trade isn't licensed in the UK, so anyone can set up. TrustMark is the only Government-endorsed quality scheme for work in and around the home - check whether they're registered, or find a TrustMark-registered business.
Check the TrustMark registerNever pay a large deposit up front. Agree a staged payment schedule tied to completed milestones, and hold a small retention until snagging is done.
Get it in writing: an itemised quote with scope, materials, start and finish dates, and how any changes (variations) will be priced.
Be wary of a cash-only price or pressure to start tomorrow. Both are red flags for an unaccountable job.
Want an extra legitimacy check? Run the Cowboy Checker on GJM Builders Ltd before you contact them.
Run Cowboy Checker →Good to know
Common questions about GJM Builders Ltd
Is GJM Builders Ltd a legitimate business?
GJM Builders Ltd has 61 independent public reviews, rated 4.9 out of 5. This is independent public evidence gathered from named public sources (no ads, no paid placement), not a guarantee of workmanship. If anything here is out of date, the business can request a correction.
What do customers say about GJM Builders Ltd?
GJM Builders Ltd has 61 public reviews, averaging 4.9 out of 5. You can read the individual reviews and where each came from in the reviews section above.
How do I know GJM Builders Ltd's reviews are genuine?
GJM Builders Ltd's 61 public reviews come from a named public review source, and MyTrustedTraders links every one back to where it was published, so you can open the source and read them yourself rather than trusting a single curated page. MyTrustedTraders brings this public evidence together with no ads and no paid placement: we show where every review came from rather than selling rankings, so you can weigh the evidence for yourself.
What does GJM Builders Ltd specialise in?
GJM Builders Ltd lists specialist services including Agricultural Building, Basement / Cellar Conversions, Brick / Concrete Structural Repairs, Car Ports, Cladding, Concreting. If your job is one of these, look for it in their listed services or ask them to confirm for your project.
How long has GJM Builders Ltd been trading?
GJM Builders Ltd has been reviewed on public sources since 2023.