Gas Safe
Gas Safe registration helps customers check the businesses and engineers permitted to carry out gas work.
Why it matters
Compliance and credibility
Accreditations and standards
A1 credentials
Registration numbers, certificate files and verification links can be published against each entry as approved evidence becomes available.
NICEIC
NICEIC certification provides an independent route for assessing registered electrical contractors.
Why it matters
Constructionline
Constructionline pre-qualification supports buyers assessing suppliers for construction and maintenance work.
Why it matters
CITB
CITB supports skills, training and standards across the British construction industry.
Why it matters
Need current evidence for procurement?
Contact A1 with the credential or contract requirement and the team can provide the appropriate current information.