builders-cheltenham-5Home Extension Builders

Working from your own ideas or from plans and specifications produced by your architect or surveyor, we have broad experience of undertaking a range of projects – house extensions, office refurbishments, conversions and more.

From our base in Cheltenham, we will provide you with a complete service run by experienced project managers.

Considering a house extension?

Create the space your family needs for a lot less than you might think. We offer a planning and design service, or we can work to your architect’s plans. We can even fit the new kitchen or bathroom that your extension ideas might include.

What can Marnel Building Ltd take care of?

  • One-off projects
  • House extensions
  • Office refurbishments and alterations
  • Loft, garage, and commercial building conversions

Arrange a no-obligation consultation

If your property is within a 20-mile radius of Cheltenham, we can come to you to survey the building and discuss your ideas. Make use of our experience and the expert advice we can offer by calling our team today,


Get in touch with the team.

Call: 07715 158 714
or: 01242 230 745

contact us

extension builder

house repairs

insurance damage repair

new kitchen

new bathroom


We are a small, local building company who have been serving Cheltenham and the surrounding areas for over 40 years. Marnel Building prides itself on delivering the highest quality workmanship at affordable prices and with the kind of personal service that’s second to none. Whatever your project, from new bathrooms and kitchens to extensions and full-scale renovations, get in touch with us today for a quote.