Who we are

Cooper & Jones Plumbing

40 Years of Excellence

Cooper & Jones Plumbing work alongside Perth’s largest commercial builders to provide WA’s leading hydraulic & civil draining solutions that go above and beyond our clients needs. We have been proudly operating in WA for over fourty years and are proud to be 100% Western Australian owned and managed. 

We pride ourselves on our highly skilled, diverse and powerful team. Our supportive culture has allowed us to craft a team of experts who’ve stayed with the company for over a decade. Additionally, our strong affiliation with the Master Plumbing Association ensures we’re assisting in the crafting of quality WA tradespeople.

What We Stand For

Diversity: We’re proud to have a diverse team at Cooper & Jones. The variety of backgrounds has allowed us to create a supportive and nurturing environment.
Loyalty: The quality of our culture can be shown by the longevity of our employees, with many exceeding ten years with the company.
Family Friendly: At the end of the day, family comes first. We’re proud to have a workplace that supports West Australian families.
Community Oriented: We support upcoming tradespeople by offering work experience and placements with the Master Plumbing Association and several schools.
West is Best: We’re 100% Western Australian Owned and proud to have been operating in this exceptional state for over forty years.

Our Team

Larry Watson

Managing Director

Kylie Treacy

Financial Controller

Mark Jansen

Project Manager

Troy Gatt

Project Manager

Liam Purdy


Leaders in Commercial Hydraulics

Speak to our team of hydraulic specialists at Cooper & Jones Plumbing,
to begin your project today.