D H Welton have always been committed to achieving and delivering the highest industry standards and to reinforce this objective as well as our own internal procedures we are accredited by the bodies detailed below:-

British Standards ISO 9001ISO9001 Certificate

ISO9001 is a formalised quality management system set by the British Standards Institute and last revised in November 2008. It aims to ensure a business has a clear documented process for delivering the services it provides.

We have been fully accredited since 2011.

Investors In PeopleIIP Certificate

Investors In People specialises in transforming business performance through its employees by setting a standard of best practice focussed on your business objectives.

We have been fully accredited since 2009.

Construction LineConstruction Line Certificate

Constructionline is the UK’s largest register for pre-qualified contractors and consultants and is run by The Department for Business and Innovation and Skills. Its aim is to make it quicker and easier for clients to identify reputable vetted companies in the construction sector.

We have been fully accredited since 2002.

AchillesUVDB Certificate

Achilles is the leading provider of integrated supplier management solutions to the utility supply industry. Working alongside major public and private providers it aims to maintain the highest industry standards for contractors in this sector with regular on-site audits and inspections.

We have been fully accredited since 2005.

North West ConsortiumNHS Trusts Certificate

North West Consortium of NHS Trusts is an association of NHS Trusts that maintains and manages approved lists of contractors and consultants for services related to both construction and maintenance works for the NHS and its associated members.

We have been fully accredited since 1996.

CHASCHAS Certificate

CHAS, the Governments Contractors Health and Safety Assessment Scheme is dedicated to completing health and safety pre-qualification assessments to a nationally recognised standard for contractors working in both the public and private sector.

We have been fully accredited since 2002.

ROSPAROSPA Certificate

The Royal Society for the Prevention of Accidents is a registered charity nearly 100 years old that promotes workplace safety. Working alongside our health and safety partner Safe D Works we have achieved a Silver award for the last 3 years.

Federation of Master BuildersFMB Certificate

Federation of Master Builders is the UK’s largest independent trade association and has been established since 1941. It offers practical advice and support to both its members and the general public on the construction industry.

We have been fully accredited since 1975.

ResetReset Certificate

Reset is the quick and simple way for employers to provide proof that their employees are fully competent and qualified to work on site in compliance with HSE and CDM regulations.

We have been fully accredited since 2013.

Contractor PlusContractor Plus Certificate

Contractor Plus developed in partnership with Lambert Smith Hampton it is a web based database of contractors who have been rigorously vetted to ensure their health and safety standards are of the highest quality.

We have been fully accredited since 2007.

Altius CDM AssessmentCDM Vendor Award

Altius Vendor Assessment is one of the leading assessment centres for many Blue Chip companies who pride themselves on assessing vendors to their clients requirements and believe they hold the future to vendor assessment. They believe that clients and vendors alike have the right to expect a fair, robust and consistent assessment service, backed up by great customer support. Their service is focused on vendor development and supply chain improvement.

We have been fully accredited since 2013.