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House with an extension



With Crimson Builders you can be sure of quality extensions carried out by a highly skilled team, from the initial groundworks through to project completion. Enhance your home with an extension from us today.

Not only does a property extension give you the extra space you need, a well-built extension can also increase the value of your property. So, for a worthwhile investment in your home consider an extension from Crimson Builders.

Add space and value to your home with an extension. Call


Add some extra space to your home with an extension from Crimson Builders. We undertake property extension projects, working with you from initial design through to project completion to get the extension that you want.


Whether you need the extra room for a growing family or a home office, you can rely on Crimson Builders for a job well done.

“I would like to start by showing my gratitude to you.  I was initially pleased will the quote as it was affordable for myself and my wife financially. When work began, progress was made effectively, your team were very professional and hard working, please pass on our thanks to them.”

Vinay, 5 Lawford Close, Coventry

“When the tradesmen arrived they were friendly and explained daily what they had done and what they were going to do the next day. Any problems they diagnosed a suitable solution quickly. The kitchen units were fitted by a super master carpenter, I enjoyed watching this highly skilled team at work. Finally, a special mention to Roy who has overseen the whole project and again was extremely helpful with communications.

I would highly recommend your services to friends and family in the future.” 

Lina, Binley, Coventry