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
Deluged Energy Centre
Dorset House, London
Planned Maintenance
Bank House, Ilford
Emergency Call-Out
Parkgate Aspen, Greater London
Client Testimonials
Testimonial: Parkgate Aspen
Wellesley Court - OOH Response: Our 30-year relationship with DMG Delta truly proved its value when we faced an emergency heating and hot water outage that could have impacted 400 residents. Their rapid, out-of-hours response was critical. From the MD to the...
Latest News & Blog
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...
Energy Ombudsman: Register Now
From 1 April 2025, all heat network consumers will have the right to refer complaints to the Energy Ombudsman for alternative dispute resolution. This change comes as part of new government legislation, and all heat suppliers are now legally required to register with...
Some of our trusted clients





