Energy Consultancy in London, Essex, Hertfordshire & Cambridge

Same-week appointments available

Accredited and insured assessor

Domestic EPCs, SAP, retrofit support and energy advice

Energy Consultancy
What Is Energy Consultancy?

Expert Advice for Residential and Commercial Projects

Energy consultancy provides expert guidance on how to improve energy efficiency, reduce carbon emissions and meet regulatory requirements across residential and commercial developments.

We offer energy consultancy services across London, Essex, Hertfordshire and Cambridge, supporting clients at every stage of a project, from early design through to completion.

Energy Consultancy
What Does Energy Consultancy Involve?

Strategic Energy and Compliance Support

Our energy consultancy services are designed to help developers, homeowners, architects and contractors make informed decisions. Support can include advice on building fabric, heating systems, renewable technologies and compliance pathways.

Energy consultancy can be provided as a standalone service or alongside assessments such as SAP, SBEM and Energy Statements.

Energy Consultancy Why Use an Energy Consultant?

Clarity, Compliance and Cost Control

Engaging an energy consultant early can help:

  • Identify the most efficient compliance route
  • Avoid costly redesigns or delays
  • Improve long-term energy performance
  • Support planning and Building Control approvals

Clear, expert advice helps ensure energy efficiency measures deliver real benefits rather than unnecessary expense.

Ready To Get Started?

Speak to an Energy Consultant Today

If you need expert guidance on energy efficiency or compliance for a residential or commercial project, get in touch today. We offer professional energy consultancy services across London, Essex, Hertfordshire and Cambridge.

Energy Consultancy Residential Energy Consultancy

Homes, Extensions and Conversions

For residential projects, energy consultancy focuses on improving efficiency while meeting Building Regulations and planning requirements. This may include advice on insulation levels, low carbon heating, ventilation strategies and renewable technologies.
We support new builds, self builds, extensions and conversions across London, Essex, Hertfordshire and Cambridge, helping projects achieve compliance without unnecessary cost or complexity.

Energy Consultancy
Commercial Energy Consultancy

Non-Domestic and Mixed-Use Developments

Commercial energy consultancy supports non-domestic and mixed-use buildings, helping ensure energy strategies are practical, compliant and cost effective. Advice may cover building services design, energy modelling, carbon reduction strategies and planning submissions.

Our consultancy services support offices, retail units, industrial buildings and larger developments throughout London, Essex, Hertfordshire and Cambridge.

Energy Consultancy Energy Consultancy Across London, Essex, Hertfordshire & Cambridge

Reliable Advice You Can Trust

We provide clear, practical energy consultancy services across London, Essex, Hertfordshire and Cambridge, tailored to suit each project’s scale and requirements. Our focus is on delivering compliant, efficient and realistic solutions.

Get In Touch Today!

Need an EPC or support with your another one of our services? Send a quick message and we’ll come back with price, availability, and what we need from you.

To get an accurate quote, include: postcode, property type (flat/house), bedrooms, and what you need (sale, rental, upgrade planning).

07367 395 385

info@callummartinenergy.com

Service Of Interest
Concent
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48 days ago
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Commercial EPC! Excellent service from Callum Martin Energy for a Commercial EPC. The whole process was professional, efficient, and straightforward from start to finish. Callum was extremely knowledgeable, explained everything clearly, and completed the assessment promptly with minimal disruption. The price was very competitive, and the level of service was excellent. I’d definitely recommend Callum Martin Energy to anyone needing a Commercial EPC. Professional, reliable, knowledgeable, and great value for money.
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48 days ago
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Amazing! ⭐⭐⭐⭐⭐ I had a fantastic experience with Callum Martin Energy. They were extremely knowledgeable, professional, and helpful throughout the whole process. Everything was explained clearly, and the quality of service was excellent. Their pricing was also very competitive, offering great value without compromising on quality. Having compared them with other companies, Callum Martin Energy really stood out from the competition for their expertise, professionalism, and customer service.
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101 days ago
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Highly recommend Callum Martin Energy was great from start to finish! Couldn't recommend enough!
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174 days ago
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Professional, well priced and excellent service Really good experience recently with Callum Martin Energy. Callum handled the whole EPC process smoothly and professionally, and everything was done faster than I expected. Communication was clear throughout and very reasonably priced. Would definitely employ again if needed!
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179 days ago
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Great job Quick, friendly and efficient. Perfect service.
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202 days ago
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Brilliant Service!! Brilliant service by Callum who kindly managed to fit me in for an urgent EPC at less than 24 hours notice for a remortgage application. Extremely knowledgeable, professional and courteous, I couldn’t recommend Callum highly enough.
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297 days ago
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Excellent service — highly recommend Very smooth and hassle-free EPC completion. Callum was professional, punctual, and explained everything clearly. The report was completed quickly and communication was excellent throughout. I’d definitely recommend their services.
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298 days ago
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Fast and reliable EPC Fast response and managed a quick turnaround on our EPC. Arrived on time and friendly to deal with. Would certainly recommend Callum to others!
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304 days ago
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Professional and Reliable EPC Service Callum from Callum Martin Energy carried out the EPC assessment for our property and provided an excellent service. He arrived on time, was friendly and very polite, and completed the work efficiently and professionally. The process was smooth and well organised from start to finish. I was very pleased with the service and would happily recommend him to others.
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309 days ago
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10/10 Callum Martin Energy has done many EPC’s for us. 10/10 every time!