The Extension Guys
About the company
The Extension Guys is a family-run business with over 25 years of building industry experience. It serves Greater Manchester, Lancashire, Cheshire and Derbyshire. The company carries out wraparound, side return, and single and double storey house extensions. It offers shell-only builds.
The Extension Guys provides a full design service, working with an in-house designer, and handles all necessary planning and building regulations drawings and submissions on the client's behalf. It offers a fixed price guarantee, deposit protection, and a 10-year guarantee as standard on all extension builds.
What customers say
Based on genuine customer reviews
The Extension Guys build rear, kitchen and garage extensions across Manchester, holding a 4.9-star average across 59 reviews. Garry is regularly praised for guiding first-time clients through building regulations and inspections, offering flexible quotes that let homeowners handle certain finishing work themselves to manage cost.
Chris is another name that comes up often, with reviewers noting nothing was too much trouble when explaining technical decisions along the way. Sites are kept tidy throughout, and completed extensions are described as transforming homes while sticking closely to the timelines originally agreed with the family.
Reviews
Reviews are taken from publicly available sources.
The guys did an incredible work on our kitchen extension. Finished the job on time and had clear and prompt communication throughout the entire job always keeping us up to date. Couldn’t recommend them enough, thank you!
Really happy with the recent work we’ve had done. High quality work, reliable and left the site clean every day.
Brilliant job from start to finish the extension guys built me a single story extension 5 months ago top rate job, Gary and his lads were brilliant deffo recommend.
I recently used this extension company and couldn’t be happier with the whole experience. From the first consultation through to the finished build, the team was professional, reliable, and easy to communicate with. The quality of the workmanship is outstanding, and they paid great attention to every detail. The project was completed on time, the site was kept tidy throughout, and they kept me updated at every stage. The finished extension has completely transformed our home and exceeded our expectations. I would highly recommend them to anyone looking for a trustworthy and skilled extension company. Thank you for a fantastic job!
I had an extension done about 4 months ago, the lads that were working was so efficient and friendly work was done on time and had no complaints whatsoever would definitely recommend very happy customer
Always find Garry and his team a pleasure to deal with, professional, friendly, and absolutely brilliant at what they do. Could not reccommend them enough to anybody thinking about having an extension done - 5 stars from me!
Always a pleasure working with The Extension Guys. They're a professional, well-organised team, easy to deal with and take pride in delivering a great service.
House extensions in Manchester compared
Ordered by rating, weighted by the number of reviews — businesses with only a handful of reviews do not jump to the top automatically. 3 businesses in this category in Manchester are compared.
| Rank | Provider | Rating | Reviews | Open Sat. |
|---|---|---|---|---|
| 1 | Manchester Homes | ★ 5,0 | 28 | Yes |
| 2 | MDP Builds Manchester – Home Extensions, Renovations & Builders | Manchester Dream Property Ltd | ★ 5,0 | 7 | Yes |
| 3 | The Extension Guys (this page) | ★ 4,9 | 59 | Yes |