About Us

So much more than building services engineers

The DMA Group grew out of DENNE a Group that was founded by George Henry Denne in 1803.

Such longevity is rare in our industry, we are therefore rightfully proud of our heritage and the experience that it provides us within the building engineering services market.

Today the DMA Group provides a seamless, all-encompassing service to private and public sectors. Customers may choose design services only, installation, maintenance or a combination of all 3.

Whatever sector your business operates in we can demonstrate a proven track record, detailing our building engineering experience across the sectors including education, financial services, health & social care, leisure, retail, government, commercial and industrial.

Our vision

We will be:

  • The Building Engineering Services partner of choice in South East England
  • A friendly, fair and honest employer
  • A clear leader in our industry sector
  • An award winning team

Our customers

Longevity in our industry is only achieved by long term relationships which in turn are the product of consistent high quality delivery. The pledge to our customers is therefore lived and breathed by all our people:

Our people

It is our people however of whom we are especially proud. We pride ourselves on our team of real people; over 90 directly employed skilled and qualified engineers and over 20 experienced and qualified managing engineers ensure the first class service that our customers have come to expect.

We hold the Investors in People Bronze award and are aiming to achieve the Gold standard by 2015. All our People have personal development plans and are encouraged to take vocational and non-vocational training and qualifications. All of our engineers are fully qualified to trade accreditations including FGAS, GasSafe and NICEIC

Our Partner Mitsubishi Electric

Mitsubishi Electric are leading manufacturers of air conditioning and renewable solutions specifically designed to meet the energy demands of today and beyond. The Mitsubishi Electric Partner Programme has been devised to forge a link with partners within the industry to ensure customers receive the highest level of installation and after sales care.
As one of Mitsubishi Electric’s Partners, we adhere to the strict criteria set out by the Partner Programme to ensure our customers receive a professional service on which they can rely.
Some of the Mitsubishi products used by the DMA Group include:
M Series – Small to medium sized, affordable air conditioning solutions that are amongst the quietest on the market
Mr Slim – One of Britain’s bestselling air-conditioning split systems suitable for heating or cooling.
City Multi – Perfect for large scale Variable Refrigerant Flow (VRF) applications.
Lossnay – Solutions to improve poor air quality and increase productivity

The full Mitsubishi Electric website can be viewed here.