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SCORE   5.0   |   65  REVIEWS
March 10, 2023
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In the extreme wintry weather (snow) our boiler stopped working. Grant messaged a series of questions immediately to try to ascertain the problem. I rand him at 5pm one day and he had been out to fix ...

February 04, 2022
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Needed my boiler changed fast as possible and got messed around by a few guys until I messaged Grant. Came round the next day on time and I had a quote for repair before the end of the day. Booked us ...

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February 01, 2022
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I won’t hesitate to use Grant again, he is the best you can get

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December 07, 2021
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Our new go to for anything gas

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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 ...

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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 ...

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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 ...

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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

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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 ...

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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 ...

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