Specialist services for complex energy management challenges in London and the Home Counties.

We offer personalised consultancies to navigate the complexities of government legislation and its impact

on your business.

For SMEs  grants of up to 50% may be available more

Energy Saving Opportunities Scheme (ESOS): The deadline for compliance is 5 December 2019. Companies are taking two to three months to complete their audits. Is your company prepared? more

Streamline Energy & Carbon Reporting (SECR): From 1 April 2019 large companies are required to report on their total energy consumption and Greenhouse Gas Emissions (GHG) annually.There are many similarities with ESOS and we can help your business set up an efficient reporting system. more

The Minimum Energy Efficiency Standards (MEES) for commercially rented properties came into force on 1st April 2018. 

Landlords owning buildings with a current EPC rating of F or G need to take action well before a lease runs out

Our consultancy package to improve your building to comply with the regulations includes:

  • Calculation of optimised EPC rating more

  • Lodgement of a new EPC on construction for new buildings.  more

Commercial EPCs

We combine our experience of comprehensive ESOS audits with the more accurate modelling possible with dynamic simulation software to optimize the EPC ratings using detailed input data from the energy audits. more

Part L Compliance

We are CIBSE registered Low Carbon Consultants with many years’ experience of working with design teams to design highly efficient buildings that meet and surpass the requirements of Part L of the Building Regulations. more


We are currently conducting ESOS audits for large organisation while also setting up an efficient reporting SECR reporting system for future financial years  more

Energy Management to ISO 50001

We offer guidance on setting up Energy Management

systems to ISO 50001.  If considering ISO 50001 as route to complying with ESOS companies need to act urgently to meet 5 December 2019 deadline    more

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Call 01442 873 439 to speak directly

to our CIBSE certified experts


Based in Hertfordshire

Colin Lillicrap Associates Ltd

Energy Consultants
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