We have extensive experience of building extensions of various designs.
We have extensive experience of building extensions of various designs.


Extensions are a great way to utilize unused space to create bespoke, contemporary and functional living spaces which can add considerable appeal and value to your home.
We have extensive experience of building extensions of various designs, from rear and side conservatories to house extensions requiring a large aperture opening and substantial steel beam or RSJ implementation.



  • Free survey and written quotation with no obligation
  • Dedicated Project Manager – one point of contact for all your queries, from start to finish
  • Deposit protection guarantee*
  • Free Trend Advisory Report
  • 10 year NHBC Guarantee on all new builds
  • Experienced, qualified and friendly team
  • Reputed affiliations and 25 years experience
  • 600+ Successful jobs and happy customers

Trend Advisory Report

Your Free Trend Advisory Report is a detailed and comprehensive guide made specifically for your project and takes into consideration your budget, scope of work, timeline, structural parameters and planning requirements to provide you valuable insights including

  • Tailored Technical considerations
  • Planning Considerations
  • Future Proofing
  • Green Efficiency Tips
  • Auxiliary considerations


How it works?

– Our friendly and experienced team will visit your site to survey the project and provide you a detailed quotation along with a comprehensive Trend Advisory Report to help you benefit from additional solutions which maybe relevant to your property or vision.
Permitted Developments do not require Planning Permission, however depending on extent of work and property situation Planning Approval may be required. Our experienced planning team can advise on application and submission technicalities in order to enhance your application and achieve its maximum potential with a high likelihood of success.
Applying for Building Regulations approval is a prerequisite irrespective of what planning regulation maybe applicable for your project. We are members of the NHBC for over 2 decades and know a thing or two to make the process smooth and simple. All our new build work carries a 10 year NHBC Guarantee.

CALL US FOR ANY QUERIES OR A FREE ESTIMATE  0800 197 8840 | 0208 656 7575

What we do?

Whether you need that extra bedroom, conservatory or want to do a kitchen extension or side extension of any size, we can take care of the whole project from humble start to fantastic finish

Planning Requirements

Planning Requirements

Our Planning experts make sure all regulatory requirements are fulfilled efficiently and comprehensively as well as making sure we attain the maximum possible potential from the existing build

Design & Drawings

Design & Drawings

Our design team is well rounded combination of architectural and interior design experts who can provide you various ideations as per your preferences

Health & Safety

Health & Safety

Health & Safety is our utmost concern and we follow all regulatory and advisory protocols meticulously with a dedicated Project manager overseeing every aspect

Water & Damp-Proofing

Water & Damp-Proofing

Trendbuild is an approved Triton Systems Installer. Triton is a leading manufacturer of waterproofing systems with over 4 decades of experience and comprehensive user guarantees.

Fit Out

Fit Out

From Audio/Visual solutions and Ambient Lighting to complete Spa Systems Trendbuild can provide you great options or assist a separate solution provider to completion

Other Services

New Build

We have been constructing new build homes in and around the Capital since 1990s. Our developments range from buildings containing three to fifteen contemporary flats, and luxury houses of up to 8,000 sq feet.

Loft Conversions

We specialize in all types of loft conversions and can assist in securing relevant planning and obtaining various design options including drawings and structural calculations, including Velux and AC installations


Refurbishment or modernisation can vary significantly, We have comprehensive designing skills and experience, combined with the use of high quality materials, we promise a functional and aesthetically impressive finish.

Basements and Damp Proofing

We are experienced in building basements and extending small cellars in existing houses. Creating this additional space can unlock considerable potential and value of your property. We are trained and approved members of Triton.

Our Work

CALL US FOR ANY QUERIES OR A FREE ESTIMATE 0800 197 8840 | 0208 656 7575

Say Hello!

We would love to hear from you. Let’s have a talk


Free, No Obligation, No Hassle