Welcome to McCarthy Energy Management or MEM as the company is normally known.

MEM provides Gas Service Engineers throughout London for commercial and domestic customers.


Gas Safe RegistrationIf you require a commercial or domestic gas service engineer then MEM Ltd will provide a friendly polite and honest service for you. Ranging from basic gas inspections to full boiler room installations MEM Ltd covers domestic dwellings as well as commercial properties.

MEM Ltd is happy to provide a full range of services and put into play a team of fully qualified and insured engineers for all aspects of building maintenance.

For further information please browse this site or contact us here

If you wish to discuss your needs, please get in touch using the details on the contact page.


Services & Prices

Gas Safe Registration

McCarthy Energy Management can provide M & E services for the efficient running of commercial & domestic  building plant.

Work ranging from:

  • Boiler / water heater service and repair
  • Issuing gas safety reports / CP 12 landlords gas safety certificate
  • Water treatment / sampling / dosing
  • Full BMS control and installation
  • Air handling and cooling.
  • AHU maintenance
  • Motor repair or replacement
  • Pump repair or replacement
  • Fan maintenance and inspection including the proving device
  • Belt changing

Terms of trade:
The hourly rate for all work carried out between 0800 – 1800 is £75.00
Any time after is £150.00 and all prices are subject to VAT,travel to and from site, parking and congestion.
Rates are negotiable for contract work or routine maintenance.


Gas Safe RegistrationGas Safe Registration 230941

A C S Domestic

    • CCN1 Domestic Gas safety
    • MET 1 Meters
    • CEN 1 Central heating boilers up to 70kw
    • CKR1 Cooking appliances
    • HTR1 Fires and wall heaters
    • WAT1 Water heating appliances

    A C S Non Domestic

    • CDGA 1 Direct fired heating appliances
    • CIGA 1 Indirect fired heating appliances
    • CODNCO 1 Core domestic to core commercial
    • CORT 1 Overhead radiant heaters
    • ICAE 1 First fix commercial appliances
    • ICPN 1 First fix pipe installation up to 75 mbar
    • TPCP 1A Test and purge-up/1A (low press.)


    • Part L energy efficiency for domestic heating (England & Wales)
    • Kamco power flushing & descaling training course covering the use of CLEARFLOW pumps & associated chemicals
    • Autoflame end user training Module 1 Burner management & control. Fuel / Air Ratio. Sequencing. Module 2 Exhaust gas analysis. 3 parameter trim. Emissions monitoring. Module 3 DTI System. Data acquision. Remote control. Module 4 Water level control.
    • MHS Boilers commissioning, fault finding and annual servicing of the Strata 1 range
    • Baxi Heating combination boilers
    • Ariston gas boilers
    • Ideal High efficiency boilers
    • Plumbing and gas construction skills health & safety JIB-PMEC
    • CSCS registration
    • Registered contractor for the MOD
    • Public liability value £5,000,000.00

All certificates can be produced on request


Help is only a phone call or email away!

Before phoning or emailing have this information ready. It will help with the speed of diagnosis and keep the costs to a minimum:

Address: 81 Beckenham Hill Road London SE6 3NY

Call : 07714 096 294

Email: info@mem-ltd.co.uk

Gas or oil Boiler / water heater
Worcester / Bosch / valliant / Baxi
Greenstar Si 24 / turbomax / Solo 3
A 6 digit number found in the manual or on the appliance badge plate
12 123 12
How long have you lived there or when was the boiler installed.
This information can be found in the manual / user guide.
Please be able to provide a full description of the symptoms and when they occur.