Case Studies and Testimonials
We’ve let our clients do the talking. Explore how we’ve helped meet their needs and created long-term solutions for their properties.
See the impact of our services first-hand. We believe the best way to showcase our work is through the experiences of our clients. Here, you’ll find real stories that highlight how we’ve supported property managers and their residents, from improving energy efficiency to delivering outstanding service.


Our Case Studies
Delivering the Impossible
Maida Vale, London
Swift Crisis Response and Sustainable Heating Solution
Kingston Riverside, Kingston upon Thames
Working in Unison – Maintenance, Metering and Billing
Queens Quarter, London
Client Testimonials
Testimonial: Parkgate Aspen, 30 Langham Street
Excellence and Values: I wanted to take a moment to highlight the incredible efforts of Graham and Malcolm. At 30 Langham Street, they truly went above and beyond to help resolve a significant hot water issue. At a time of year when everyone is stretched, they...
Bartholomews
Boiler Replacement Following a catastrophic flood in the basement boiler room, DMG reacted instantly and quickly managed to get temporary boilers installed with associated safety ramps and barriers. The primary heating supply was very quickly and efficiently restored...
Testimonial: PS&B
Review of DMG Services: For over 20 Years I have used DMG Delta on many of our clients’ buildings and found their service to be exemplary at all levels. Specifically, the following areas standout as being high on their priorities: Customer Service – This is not...
Latest News & Blog
Trinergy Titans Take on the NOTB Footy Tournament
At Data Energy and DMG Delta, collaboration powers everything we do – whether we’re delivering expert support for your heat networks or teaming up for a day of friendly competition. Last week, we brought together colleagues from across both businesses to form the...
Mind the Gap: Our Journey Through the TPI Annual Seminar 2025
After months of planning, designing, building (and plenty of sweet-tasting), the TPI Annual Seminar 2025 has officially come to a close – and what a journey it was! This year was a record-breaking event for us at DMG Delta and Data Energy. From the moment the doors...
Close The Gap: Your Route to Heat Network Compliance
Getting You Ready for Ofgem’s New Heat Network Rules: If you’ve been following the Ofgem takeover story so far, you might be feeling even more confused than before. With 23 authorisation conditions proposed under the new regulations and various webinars and...
Some of our trusted clients





