10 Critical Heating Maintenance Checks You Can't Ignore
Is Your Building Heating System Compliant and Reliable?
Discover the essential checks every building heating system needs to stay compliant, maintain robust audit trails and safeguard your reputation.
Specialising in mechanical and electrical heat 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 Network & Energy Centres
• Maintenance schedules and emergency breakdown services
Why A DMG Delta Maintenance Plan is the Right Choice for Your Building
Expertise You Can Count On
With a directly employed workforce and accreditations such as GasSafe, NICEIC, SafeContractor, BESA, and ISO certifications (9001, 14001, and 45001), we deliver consistent quality and peace of mind.
Tailored Solutions for Your Needs
From hot water & boiler plant to heat networks and legacy systems, we adapt to your property’s unique requirements.
Sustainability at the Core
We’re committed to making your properties more efficient and sustainable, safeguarding your assets and driving towards a Net-Zero future with innovative solutions.
Award-Winning Service
Proud winners of Property Maintenance Company of the Year 2024, it’s a reflection of the trust our clients place in us and the commitment we have to setting new standards in property maintenance and management.
Don't just take our word for it
“DMG’s swift and professional response turned a potential disaster into a positive transformation for Kingston Riverside. Their expertise and proactive communication ensured residents were minimally impacted and that we now have a state-of-the-art heating system. We couldn’t be more pleased with the results.”
Managing Agent, Kingston Riverside
“Data Energy and DMG Delta have been instrumental in the onboarding and set up for our phased 4 block development, From resolving legacy issues, providing essential support with tailored services, they have always been available to assist with anything we have asked for...”
Estate Manager, Queen’s Quarter
“Had we not had support and immediate attention from DMG Delta, the outcome could have been very different. This has reflected positively on us as managing agents, our client as building owner and DMG Delta as the facilitator.”
Building Owner, Wellesley Court
How It Works
Request an Assessment
Contact us to schedule a free assessment and consultation for your property.
Receive Your Tailored Plan
We’ll design a proactive maintenance schedule based on your systems and compliance needs.
Experience Seamless Support
From regular services to emergency callouts, we ensure your building’s heating system operates efficiently and reliably.
Call us today for a free quote and assessment
Secure Your Building’s Heating Future Today
Don’t leave compliance and reliability to chance. With DMG Delta, you gain a proactive partner committed to keeping your building running safely, efficiently, and sustainably.
Frequently Asked Questions
Why is heating system maintenance so important?
Regular maintenance ensures system efficiency, regulatory compliance, and the safety of residents. It also extends asset lifespan and prevents costly breakdowns.
What types of heating systems do you support?
We specialise in heating, hot water, boiler plant, and heat networks for residential and commercial properties.
Do you provide emergency services?
Yes! We offer 24/7/365 breakdown support to address any issues swiftly.
How do I know my system complies with the latest standards?
Our engineers ensure all maintenance aligns with current safety regulations and best practices, providing clear documentation for audit trails.
Is your service sustainable?
Absolutely. We focus on energy-efficient solutions and support our clients in driving towards Net Zero goals.
Our Case Studies
HIU Maintenance
Silkworks and Silvermill, Lewisham
New Heating Plant
Park Mansions, Central London
Replacement HV Transformer
International Institute of Strategic Studies
Some of our trusted clients






Latest News & Blog
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How to Get on Track for Compliance Ready to bridge your heat network’s compliance gap? If you’re a property manager, you’ve likely noticed the buzz around new regulations for heat networks. These changes, as anticipated under the watchful eye of OFGEM, promise...
PMA Award Winner: Maintenance Company of the Year 2024!
A Night to Remember: DMG Delta Shines at the PMA Awards 2024 We’re thrilled to announce that we had an incredible night at the PMA Awards 2024, walking away with the prestigious title of Property Maintenance Company of the Year and receiving Highly Commended for...
From Compliance to Confidence: Supporting Property Managers Through Heat Network Changes
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