
Seren Park Gardens
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Contract Energy Management Ltd · Company 02834802 · Trading heritage since 1993
Active, accounts up to date·main contractor & subcontractor & developer & consultant·Head office Brentford
Established in 1993, Contract Energy Management Limited (CEM) is a specialist in mechanical and electrical (M&E) services, focusing on energy efficiency and low-carbon solutions. The company offers a comprehensive range of services including design and build, plant room refurbishment, energy centres, district heating networks, and sub-station solutions. CEM is committed to reducing carbon emissions by recycling waste heat, increasing the use of solar PV, wind, and hydro farms, and installing heat source pumps.
CEM provides full planned preventative maintenance (PPM) for over 120 properties across London and beyond, covering residential apartment blocks, commercial office spaces, educational facilities, and healthcare settings. They also offer 24/7 emergency call-out cover, dilapidation reports, and fuel/energy management services. on, working on flagship developments such as Queen Elizabeth Olympic Park and Elephant Park.
With a strong emphasis on best practice, CEM implements a continuous cycle of review, training, and appraisal to improve performance. They are accredited with ISO 9001, Gas Safe Register, NICEIC, OFTEC, SafeContractor, BESA, Constructionline, NEBOSH, and hold an Environment Agency waste carrier registration. CEM also acts as an authorized Alfa Laval service partner and distributor, offering installation, commissioning, and repair services for their heat exchangers.

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Berkshire
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Client · E.ON
Engie, Mace, E.on, Royal Horticultural Society, GML Trading, Belham Primary School, Akelius, Andrews, CA Daw, Dulwich Hamlet JS, Haus Block, Newfield Primary School and 29 others.
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Contract Energy Management (CEM) Limited is a leading M&E services provider in London, specialising in energy efficiency and low carbon projects. Established in 1993, CEM offers design & build, plant room refurbishment, and planned preventative maintenance. Their listed services include Heating & ventilation, M&E contracting, Design & build, Refurbishment and Solar PV.
Contract Energy Management Ltd is registered at Unit 15 Brentford Business Centre, Commerce Road, Brentford, TW8 8LG, in London.
Contract Energy Management Ltd states that it works across London.
Accounts filed for the year to 2025 report 25 employees, which places the company in the 10-49 employees band.
Contract Energy Management Ltd does not disclose turnover: UK small-company accounts are not required to. Based on creditors in its filed accounts, turnover is likely to fall between £1.9m and £7.7m. This is an estimate, not a filed figure.
Companies House lists Contract Energy Management Ltd as active, with accounts most recently made up to 2025-07-31.
Contract Energy Management Ltd displays ISO 9001, Gas Safe, NICEIC, OFTEC, SafeContractor and BESA on its website.
Contract Energy Management Ltd works in Residential, Commercial, Public, Healthcare, Education and Energy.
Contract Energy Management Ltd was incorporated on 1993-07-09.
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