Over the past 20 years Derham Ball has built a successful business designing, installing and maintaining plumbing, heating and control systems for both residential and commercial customers in London and the South East.

Whether you require a simple boiler service or need our assistance on a large installation project, we will meet your needs with the highest values of professionalism, reliability and excellence in quality of workmanship.

We have two distinct operating companies, Derham Ball Services (maintenance, repair and minor installation work) and Derham Ball Contracts (design and major installation work). To find out more and take a closer look at the services we offer, click on the relevant company below.