NAPIT - https://search.napit.org.uk/member/52799/harling-electrical-limited
TrustMark - https://www.trustmark.org.uk/find-a-tradesman?matchOption=all&licenseNumber=Harling%20electrical&fromAdvanceSearch=true
MCS - https://mcscertified.com/find-an-installer/
Renewable Energy Consumer Code (RECC) - https://www.recc.org.uk/scheme/members/00073648-harling-electrical-ltd
The Consumer Protection Association (CPA) ID:4017 - https://www.thecpa.co.uk/validate.php
Electric Vehicle Consumer Code (EVCC) - https://www.electric-vehicle.org.uk/consumers/find-an-evcc-member
Information Commissioner Office (ICO) - https://ico.org.uk/ESDWebPages/Search
Chartered Trading Standards Institue (CTSI) via RECC - https://www.tradingstandards.uk