Quality assurance

Quality Assurance is paramount to the operation of the company. All Quadriga staff use operational systems that are dedicated to continuous improvement in all areas of the business. Our commitment has been recognised in four major ways:

ISO 9001: 2000
In November 1997 Quadriga achieved accreditation to ISO 9002, which is now known as ISO 9001: 2000. This confirms our commitment to quality assurance, thus continually improving the service we offer to clients.

Constructionline
This is an assurance of quality and certifies that Quadriga has reached the required technical, managerial and financial standards laid down by the Department of the Environment, Transport and the Regions (DETR).

CHAS
Quadriga achieved CHAS accreditation for health and safety in November 1997.

ISO 18001
Quadriga achieved ISO 18001 accreditation for health and safety in November 1997.

Quadriga also holds membership with the BWPDA, Stone Federation, BPA, BPCA and HBCG.

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Services include:

Masonry Repair
Brickwork Repair
Stone Restoration
Marble and Terrazzo Restoration
Reconstituted Stone
Terracotta and Faience Restoration
Timber Repair
Epoxy Resin Injection
Concrete Repair
Structural Repair
Waterproof Deck Membranes
Damp Proofing
Basement Waterproofing (Tanking Membranes)
Pest Control
Helifix
K-grip
Car Park Refurbishment