TEMZA is one of the finest build and refurbishment companies in London, offering a full range of services for residential and commercial properties.

Residential Alterations and Extensions

Our company has completed a variety of luxury and unique projects, from extravagant apartment refurbishments to stylish and functional family homes extended above and below ground. We appreciate our clients trust when developing their homes and know that it is important to bring their vision to life.


TEMZA is experienced in building all types of extensions including front, side and rear extensions, kitchen and roof extensions, and single, double and multi-story extensions. Our work includes everything from substruction, such as piling and under-pinning, to specialist modifications and both internal and external finishes.

 Loft Conversions

We have delivered different types of loft conversions such as Velux, Dormer and Mansard. By taking into consideration the existing material and aesthetics of the property, we create valuable new space while still maintaining the character of your home and ensuring seemliness transition between new and old.

 Basement Conversions

TEMZA provides a complete basement conversion service from excavation and construction of the shell to waterproofing and fit-out. Whether converting your existing basement, or constructing a completely new space we guarantee the delivery of a functional and unique addition to your home.

 Residential Refurbishments

TEMZA works on projects of different styles, scales and complexities offering comprehensive and tailored range of refurbishment services. These services include structural work, plumbing and electricity installations, joinery fittings, floor finishes and decorations.

Commercial Refurbishments

We have a wide experience working within the commercial sector and offer solutions for different types of businesses from little café refurbishments to complete office fit-outs. This includes solutions for IT, audio and video, special equipment and custom made furniture supply and installation.

Regardless of the size of the fit-out or refurbishment project, our approach is the same. We tailor our solutions to reflect the unique requirements of our clients and their projects while keeping good working relationships with the Building Manager, fellow tenants and surrounding neighbours.

Development and New Build

TEMZA offers a complete construction service from start to finish and delivers exceptional high-standard new build homes and commercial buildings for developers, investors and private homeowners. We also offer development consultancy services to our clients to ensure maximum return and value for their investments.

Whether working on development projects or creating individual luxury homes and bespoke properties in the finest locations we guarantee an individual approach, that the project runs smoothly and to meet the requirements of each of our respective customers.