Award-winning building services maintenance, engineering and support services for you and your residents
Building services maintenance, heating and emergency engineering solutions.
For over 30 years, we’ve partnered with property managers and managing agents to ensure their buildings operate efficiently, sustainably and reliably.
Specialising in mechanical and electrical heating and hot water maintenance, our expert engineers provide 24/7/365 M&E and breakdown support across London, the Home Counties and Eastern England:
• Building services maintenance and engineering solutions
• Heating, hot water & boiler plant
• Heat networks & energy centres
• Maintenance schedules and emergency breakdown services
We’re committed to making your properties more efficient and sustainable, safeguarding your assets, and driving towards a net-zero future with innovative solutions.
Property Maintenance Company of the Year 2024
AND Highly Commended for Contractor of the Year!
We’re thrilled to announce that DMG Delta has been named Property Maintenance Company of the Year 2024. This recognition shows our commitment to delivering exceptional service, innovative solutions and reliable support in residential property management.
From rapid response during emergencies to sustainable energy system upgrades, our work proves resilience, expertise, and collaboration. Whether it’s restoring critical heating and hot water services for 210 riverside apartments following a catastrophic flood or resolving complex technical failures that averted the relocation of hundreds of residents, DMG Delta consistently goes above and beyond.
Our ISO-certified processes, 24/7/365 availability and focus on energy efficiency ensure long-term solutions that benefit residents and managing agents alike.
What are you looking for?
Heating, Hot Water & Boiler Plant
Building services repairs, maintenance & engineering
Heating & Cooling Engineering
Optimised asset performance & energy efficiency
24/7/365 Breakdown
I need an Engineer: 24/7/365 emergency response
Planned Maintenance
I need to book in Planned Preventative Maintenance
Technical Services
Technical Services
Water Quality & Control
Water Quality & Control
Total Heat & Energy Solutions
I want all my Heat & Energy solutions under one roof
Metering & Billing
I need the best Metering & Billing Solution for me and my residents
Energy Procurement
Energy Procurement
Looking for a Total Heat and Energy Management Solution, with all your maintenance, energy procurement, metering & billing under one roof?
Heat and Energy Management Solutions
We’re here to provide the complete heat network and energy management solution for residents, managing agents, developers and building owners.
In partnership with Data Energy, a market leader in energy management through data analytics, we offer a complete solution for your heat networks and energy needs, from maintenance to energy procurement, metering & billing.
Together, we’re driving sustainability, ensuring regulatory compliance, freeing you to focus on what you do best.
Heat Networks & Net Zero
Heat Networks (also known as communal or district heating schemes) are the net zero solution of choice supplying low carbon heating, hot water, and/or cooling efficiently to modern-day apartment blocks.
The benefits of the economies of scale have been identified by national government, and now the use of advanced technology and carefully engineered heat networks is almost standard practice for more densely populated urban environments.
Client Portal
We understand it’s important for clients to be updated every step of the way. So we created a bespoke client portal where you can view invoices, job sheets and status reports.
Not registered yet? Read our user guide to get you started.
Insights & Resources
Delivering the Impossible
Wellesley Court, Maida Vale Managing Agent: Parkgate AspenService/ Type of Work: Emergency response and repair DMG Contract: Building Maintenance (traditional)Building Size: Approx 400 ResidentsOur Impact: The crisis at Wellesley Court highlighted our ability to...
Swift Crisis Response and Sustainable Heating Solution
Kingston Riverside, Kingston upon Thames Managing Agent: BartholomewsService/ Type of Work: Emergency Response, System Replacement, and Sustainable Heating Solution DMG Contract: HIU Service & MaintenanceNo of Apartments: 210 ApartmentsOur Impact: DMG’s immediate...
Working in Unison – Maintenance, Metering and Billing
Queen's Quarter, Croydon Managing Agent: Encore Estate ManagementDeveloper: HUBDMG Contract: M&E, HIU Service & MaintenanceData Energy Contract: Metering & Billing ServicesSite: 513 residential apartments, 4 buildings all fed from one energy centre...
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...
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
