Image of ABHI logo


Haigh is a member of the Association of British Healthcare Industries who represents the medical technology sector.

Logo of Achilles qualified 2017 (WW)

Achilles UVDB

Australian Certification Services
Level 1 certification

Biomaster logo


Proven that Haigh macerator parts are tested to ISO 22196:2011 standards and protected by Biomaster antibacterial technology.

BSI logo


We’re assessed and certified to meet the requirements of BS OHSAS 18001: 2007 for design, manufacture, installation and servicing of waste processing and control systems.

Chas - Accredited Contractor logo


We’re accredited with the Contractors Health and Safety Assessment Scheme as a designer under the CDM regulations. It demonstrates our compliance with health and safety legislation.

Image of the Constructionline Logo


Constructionline is part of Capita plc. Our membership certifies that we’ve met pre-qualification requirements appropriate to public and private sector procurement.

Image of the HWGTA logo


We’ve supported the Herefordshire & Worcestershire Group Training Association since its inception over 50 years ago and still work with them now to develop our apprentices.

ICO Information Commissioners Office logo


Haigh is registered with the Information Commissioner’s Office for data privacy of its stakeholders.


Certificate of our insurance arrangements – employers’ liability, public/products liability and contractors all risk.

Image of ISO logo


We’ve been assessed and certified to meet the requirements of ISO 9001:2008 and ISO 14001:2004 for design, manufacture, installation and servicing of waste processing and control systems/equipment and fluid control penstocks.

KIWA logo


Kiwa Watertec certification for water appliance testing and WRAS approval.

niceic Approved Contractor Logo

NICEIC membership

We’re regulated by the National Inspection Council for Electrical Installation Contracting for our electrical work.

RESET logo


Certification for a company competence management system that complies with HSE and CDM regulations to demonstrate our employees are fully competent and qualified to work onsite.

WRAS logo


Confirmation from WRAS (Water Regulations Advisory Scheme). This certifies that Quattro complies with the requirements of the UK Water Supply (Water Fittings) Regulations & Scottish Water