Reviews Verified by Expert Trades

​All reviews for Grant John Services that are marked as Verified by Expert Trades have been subject to a clear and transparent review process to give you peace of mind that you're hiring a personable and professional trade.

SCORE   5.0   |   62  REVIEWS
December 07, 2021
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Our new go to for anything gas

November 29, 2021
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I messaged Grant Southall on Sunday eve I g as our boiler wouldn’t come on and so we were without heating. He replied straight away and came out first thing on Monday morning. He diagnosed the issue a ...

November 20, 2021
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Grant from Grant John Services identified the problem with our boiler and then gave us various options to consider to remedy the problem. We decided to have a new boiler fitted which was done promptly ...

November 13, 2021
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Dean & Stewart are 1st class guys when it comes to boiler installation. They worked exceptionally hard to get all the work completed in one day, which they achieved. They work very well as a team, car ...

October 19, 2021
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We needed a new boiler fitted in our rental flat. Grant contacted the tenant direct and got the job done

August 28, 2021
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Grant responded to an enquiry regarding a gas leak immediately and arrived the following morning to get the job done! I used GJS to install a fabulous boiler and very pleased with the work! Work w ...

July 21, 2021
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The main point of excellence was everything that Grant said he would do he did and to the letter so we could not have been more happier with the job and end result. I would not hesitate in recommendin ...

June 27, 2021
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We requested a quote from Grant for the moving of, and replacing of our old boiler. From start to finish Grant and his team were responsive, knowledgeable and were happy to explain any questions we h ...

June 01, 2021
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Grant is ever the professional. On time, tidy and gets the job done.

May 29, 2021
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Fantastic service from quotation to completion. Highly knowledgeable efficient and professional highly recommend