About Us

Meet our directors.

David Gnanaseharam


David has been a Consulting Acoustic Engineer working in the construction industry for over 10 years. He has experience of solving a number of different types of noise problems in a practical way for a whole range of projects from the largest developments in the country to single houses and apartments. After working for other soundproofing firms and mastering the trade, David founded We Do Soundproofing because he wanted to personally ensure that the best possible results are achieved.

David is a registered Corporate Member of the Institute of Acoustics (MIOA), and holds Bachelor's and Master's degrees in Physics and Acoustics.

Esau Mtengwa


Esau is a Quantity Surveyor by trade. He has worked for big corporations getting the right price – we know that we can provide a soundproofing solution at the right cost. You can be sure that no matter what your specific soundproofing requirements are, Esau will do his best to achieve the optimal outcome for your budget and needs.

As our Projects Director, Esau also manages our site teams. He will therefore be your main point of contact for all work on your property.

Andy Hiernaux


Like David, Andy has been working as a Consulting Acoustic Engineer for more than a decade. Whilst he is able to provide technical support for day to day projects, Andy's primary role in the business is in the management and development of business systems.

Andy is also a registered Corporate Member of the Institute of Acoustics (MIOA), and holds a Bachelor's science degree and a post graduate diploma in Acoustics and Noise Control from the Institute of Acoustics.