Accreditations, Professional Memberships & Quality Standards

Accreditations, compliance and quality standards are central to what we do. Any company whose business is helping other organisations meet professional and legal standards must lead by example and we take OUR responsibilities very seriously in this regard.

We hold all the required accreditations to operate in water compliance plus many that relate to other areas of our business and best practice:

Health & Safety Accreditations

CHAS – The Contractors Health & Safety Assessment Scheme


Aquatrust CHAS Accredited

CHAS is a pre-qualification process that allows organisations seeking to appoint contractors to check that they meet health and safety standards. We are a CHAS approved supplier, demonstrating that we continue to meet stringent health & safety assessments and requirements.

Certificate valid until 28th July 2021



Aquatrust Constructionline qualifed

Constructionline 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.

Registration number – 61319 – Certificate valid until 23rd May 2021



Aqua trust Safe Contractor Approved

The SafeContractor scheme demonstrates to buyers that member organisations have undergone a full health and safety audit and demonstrated that health and safety is being handled correctly and sufficiently on their sites.

Certificate Number DN1413 – Valid until 9th September 2021

Our internal quality systems ensure that all accreditations and memberships are maintained and kept up to date – just as we help our clients to ensure that theirs are as well.



Aquatrust Water Safe Accredited

WaterSafe is a national accreditation body which checks and approves businesses and their plumbers to give customers reassurance about the tradesmen undertaking work for them.Hiring a WaterSafe approved plumber ensures that all plumbing work meets high standards and protects the quality of drinking water in homes and businesses.

Professional Memberships

LCA – Legionella Control Association


Aquatrust Legionella Control Association Member

The Legionella Control Association is the leading professional body for our industry. Though voluntary, membership is seen as the desired standard when appointing a water safety contractor and demonstrates that a firm is working to a prescribed code of conduct. Aquatrust is a full member.

Registration certificate 2003/1424 – Expiry 31 August 2021

LCA Code of Conduct

Quality Standards

ISO 9001:2015 awarded by ISOQAR


Aquatrust certified ISO9001 by ISOQAR

ISO 9001 is a quality management system that assesses a business’s systems and processes across all areas of the business including facilities, people, training, services and equipment. Many buyers require contractors to hold ISO 9001 as a condition of their procurement systems.

Certificate Number 8402. ISO 9001:2015 Expiry : 18th May 2022 

Aquatrust Quality Policy Document

Please click on the link below for the Quality Policy for Aquatrust outlining our purpose and strategic direction.

Aquatrust Quality Policy 2021

Aquatrust Water and Ventilation Limited