About

Supporting contractors, setting safety standards, and delivering industry-leading training across the UK and beyond.

About us

Who Are The WJA

Representing contractors and supporting safety standards across the industry since 1980. The WJA is the leading body dedicated to excellence in water jetting.

We bring together water jetting contractors, equipment suppliers, including manufacturers and hirers, and training providers to guide our industry’s development.

Global recognition for safety standards
Dedicated support for industry contractors
Technical advisory and legislative advocacy
Encouraging water jetting innovation
Working with public bodies to improve safety
Creating new business opportunities for members

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Our Journey & History

Leading the water jetting industry since 1980

View Our History

WJA Code of Practice

The Water Jetting Association is recognised as having developed a code of practice that defines, arguably, the most detailed and advanced water jetting standards in the world.

These code of practice underpins everything the WJA stands for, and directly inform the content of all our training courses.

The UK’s Health and Safety Executive accepts it as industry best practice and using the code of practice as key evidence when investigating water jetting incidents.

View Codes of Practice

Meet the Board

View Full Board

Leanne Smith

Director

ls@waterjetting.org.uk

Lee O'Callaghan

Chairman

chairman@waterjetting.org.uk

Gordon Taylor

Technical Manager

gt@waterjetting.org.uk

Upskill Your Workforce

Equip your team with industry-leading safety and skills.

Enquire About Group Training

Get WJA Certified

Become a certified operator and demonstrate your commitment to safety.

Start Your Certification

Membership Growth

26.51%

since 2022

Training Certificates Issued Yearly

20,000+

Accredited By

City & Guilds

Global Coverage

24/7

Promotion of WJA Members

We actively promote our members to potential clients worldwide. Our Directory of Members serves as a primary resource for organisations seeking professional, safe and vetted water jetting services.

View Member Directory

WJA Governance

Ensuring integrity, transparency and professional excellence through structured leadership.

Articles of Association

Our purposes and aims are presented in the WJA articles of association and bylaws: a constitutional framework that governs our clear operating principles.

WJA Board

The WJA is led by the WJA Board, made up of 10 members drawn from member organisations, elected at the WJA's annual general meeting, plus the WJA director and technical manager.

Professional Charter

All members sign their acceptance for, and are bound by, the WJA professional charter. In this way, the know they are expected to adhere to the highest standards of integrity.

Membership

Join the WJA

Join the Water Jetting Association and benefit from industry-leading resources, expert technical support and a stronger reputation within the UK water jetting industry.

Become a Member Member Benefits