Extension Specialists in West Midlands

In partnership with Middlemarch Construction, our combined trusted team of NHBC and CHAS accredited build specialists are here to plan, install and manage every aspect of your project. Regardless of the size or style of your property, we create bespoke extensions to create that extra space you crave while enhancing the value of your property.

How can we help you?

Just some of the projects we’ve specialised in since 1993:

Extensions to existing dwellings
New build properties with a 10 year warranty cover
Garage conversions
Alterations, modifications and repairs to Period Properties and Listed Buildings
Barn conversions
Property renovation and improvements
Garden rooms, orangeries, home offices and gymnasiums

Tell us about your project

Your trusted local builders

Why choose Custom Build?

The benefits of working with us go beyond the structural building work itself. We can also carry out:

Feasibility of work analysis
No obligation budget estimates
Assistance with planning
Design and construct
Tarmac and block paving
Drainage
SAP analysis, sound and air testing
Topographical surveys and structural engineering calculations to statutory mains and services.

Custom Build is part of the Custom Group family of services allowing us to provide our customers with a complete one-stop-shop for all aspects of your construction project.Through our other group services we’re also able to offer heating, solar, electrical and bathroom installations – meaning you deal with just one company and a single team of professionals for your entire project.

We’d love to hear about your project

Mark has over 45 years of experience in the construction industry and has been the Managing Director of MiddleMarch Construction since 1994.

There’s no need to commit: just get in touch to tell us your needs and we’ll deliver a free survey to help you understand the different options. As you’d expect, our projects are competitively priced, and are delivered by fully qualified experts that deliver work to the highest industry standards.

Get in touch