Company Competance Certification

GBJ Environmental Systems Limited are certified in the following:

• Corgi Registration for gas Installations.
• Membership of Federation of Master Builders.
• Membership of Federation of warranted Builders.
• Quality ISO 9001.
• Occupational Health and Safety OHSAS 18001.
• Construction Line.
• Achilles.
• Link Up (Network Rail).
• W.I.A.P.S. (Water Industry Approved Plumbers Scheme).
GBJ, Unit 4, Gatewarth Industrial Estate, Barnard Street, Warrington, Cheshire. WA5 1DD.
Telephone: 01925 635568 Mobile: 07801 032831 Fax: 01925 242667
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