Accreditation and professional memberships

G.M. Building Limited are proud to be members of the following professional bodies and can provide further details on request.

Gas Safe

gas safe logo The Gas Safe Register is the official gas registration body for the United Kingdom, Isle of Man and Guernsey, appointed by the relevant Health and Safety Authority for each area. By law all gas engineers must be on the Gas Safe Register.

Gas Safe Register replaced CORGI as the gas registration body in Great Britain and Isle of Man on 1 April 2009 and Northern Ireland and Guernsey on 1 April 2010.

Our Gas Safe Registered number is 209484

More details can be found on their website



Contructionline accreditedConstructionline is the UK’s leading procurement and supply chain management service that collects, assesses and monitors standard company information through a question set that is aligned to PAS 91, the standardised pre-qualification questionnaire developed by BSI to reduce duplication within the construction industry.

Our registration number is 161588.

More details of their service at


Certificate of Registration under the Waste (England and Wales) Regulations 2011

We hold an upper tier waste carrier certificate which enables us to carry and dispose of any waste created as a result of any work we carry out. This is regulated by the Environment Agency.