Carpenter
The Harrow Window & Conservatory Co Ltd
Credentials & registries
1 named source
Trust score
82out of 100
Rating4.9★
Review volume140
Source diversity1 source
VerificationVerified
Based on rating, review volume, independent sources and verification. Evidence context — not a guarantee of workmanship.
Trust at a glance
1 checkWhat we can verify about The Harrow Window & Conservatory Co Ltd
Each card summarises one evidence dimension from public sources — open it for the full detail and named source. This is evidence context, not a guarantee.
See the full verification checklist for The Harrow Window & Conservatory Co Ltd →Credentials and associations
1Named registry and membership evidence
Official or controlled checks carry the strongest weight here. Listed, missing, and ambiguous evidence stays visibly weaker than a verified pass.
About
Verified windows / doors / conservatories in Pinner, Greater London.
Reviews · public evidence
What customers say
4.9out of 5
Highlights
"After using Harrow Windows previously and being very happy with their work we called them again when we decided replace two upstairs windows on our house. We have always found them approachable, polite, efficient and timely. They were respectful of our property and were always ready to answer questions and offer suggestions. Would highly recommend them and will continue using them when required. 🌟🌟🌟"
"I recently had new double glazing fitted throughout my home, and I couldn’t be happier with the results. From start to finish, the process was smooth, professional and surprisingly quick. Colin designed and planned the style of the new windows and was able to guide me through the process. Shane and his team were punctual and efficient. They worked tirelessly despite freezing temperatures. The new windows look fantastic, the house is warmer and noise from outside has been reduced dramatically. My energy bills have also been reduced. I will be using Harrow Windows for any future window needs."
"A professional and prompt response to our enquiry for window installation in the conservation area for one if the Artegen houses. Harrow windows workmen estimated, ordered and installed windows following a break in. Extremely professional and reliable on every level."
Detailed reviews
After using Harrow Windows previously and being very happy with their work we called them again when we decided replace two upstairs windows on our house. We have always found them approachable, polite, efficient and timely. They were respectful of our property and were always ready to answer questions and offer suggestions. Would highly recommend them and will continue using them when required. 🌟🌟🌟
I recently had new double glazing fitted throughout my home, and I couldn’t be happier with the results. From start to finish, the process was smooth, professional and surprisingly quick. Colin designed and planned the style of the new windows and was able to guide me through the process. Shane and his team were punctual and efficient. They worked tirelessly despite freezing temperatures. The new windows look fantastic, the house is warmer and noise from outside has been reduced dramatically. My energy bills have also been reduced. I will be using Harrow Windows for any future window needs.
A professional and prompt response to our enquiry for window installation in the conservation area for one if the Artegen houses. Harrow windows workmen estimated, ordered and installed windows following a break in. Extremely professional and reliable on every level.
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Local context
Rated 4.9★ — in line with the local average for carpenters in Pinner
Across 7 rated carpenters in Pinner, the typical rating is 4.9★. We compare against the same businesses a homeowner would find searching for this trade locally.
Public evidence checks
Public evidence shownTrust checks and red flags
Public review evidence4.9★ from 140 public reviewsCheckatradeCERTASS
Sources
1 named sourcesEvery signal, traced to its origin
Review sources
Checkatrade
Public evidence checks
What's strong, and what to check yourself
✓Strong signals
✓Rating: 4.9★
✓Review volume: 140
✓Verification: Verified
✓1 verified credential
!Worth checking yourself
!Source diversity: 1 source
Smart checks
Before you hire a carpenter / joiner
Ask to see a portfolio of completed work like yours, plus recent references you can contact.
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Good to know
Common questions about The Harrow Window & Conservatory Co Ltd
What do customers say about The Harrow Window & Conservatory Co Ltd?
The Harrow Window & Conservatory Co Ltd has 140 public reviews, averaging 4.9 out of 5. You can read the individual reviews and where each came from in the reviews section above.
Is The Harrow Window & Conservatory Co Ltd qualified and accredited?
We hold 1 independently sourced credential for The Harrow Window & Conservatory Co Ltd, including CERTASS. Each is attributed to the body that issued it in the credentials section. For example, CERTASS is the competent-person scheme for replacement windows and doors, self-certifying they meet building regulations.
Want an extra legitimacy check?
Run the Cowboy Checker on The Harrow Window & Conservatory Co Ltd before you contact them.