MCS and other installer certifications, explained
What each certification or membership means, and which installers hold it — verified when we found it on the scheme’s own list, or as the installer states until we have checked.
Installer certification and consumer codes
- MCS certified installer500 verified · 47 as stated
MCS (the Microgeneration Certification Scheme) is the UK quality mark for small-scale renewables, certifying both installers and products. You need an MCS-certified inst…
- RECC member (Renewable Energy Consumer Code)0 verified · 147 as stated
The Renewable Energy Consumer Code is a consumer code approved by the Chartered Trading Standards Institute for businesses selling and installing renewables to homes. Me…
- HIES member (Home Insulation & Energy Systems)0 verified · 52 as stated
HIES (Home Insulation & Energy Systems) is a consumer code for home energy installers, approved by the Chartered Trading Standards Institute, and a TrustMark scheme prov…
Electrical competent-person schemes
- NICEIC0 verified · 96 as stated
NICEIC certifies electrical contractors, including through a competent-person scheme: registered firms can self-certify notifiable electrical work in homes under the Bui…
- NAPIT0 verified · 133 as stated
NAPIT runs certification for electrical and other trades, including a competent-person scheme for electrical work in homes.
- ELECSA0 verified · 0 as stated
ELECSA is an electrical competent-person scheme for contractors doing electrical work in homes.
- Stroma Certification0 verified · 0 as stated
Stroma Certification runs competent-person schemes for a range of trades, including electrical work.
Trader schemes, standards and approvals
- TrustMark registered business0 verified · 117 as stated
TrustMark is the government-endorsed quality scheme for trades working in and around the home.
- Which? Trusted Trader0 verified · 26 as stated
An endorsement scheme run by Which? for traders who pass its assessment.
- Checkatrade member0 verified · 0 as stated
A commercial directory and vetting service for tradespeople. Shown only as the company says — we don’t verify it.
- ISO 9001 (quality management)0 verified · 14 as stated
An international standard for quality management systems, certified by an independent certification body.
- ISO 14001 (environmental management)0 verified · 11 as stated
An international standard for environmental management systems, certified by an independent certification body.
- ISO 45001 (health and safety)0 verified · 11 as stated
An international standard for occupational health and safety management systems, certified by an independent certification body.
How we check, and what “verified”, “company says”, “not found” and “expired” mean: about the data.