About Us

Since commencing operations in 1990, Johnson + Co Plumbing and Gas has grown into the quality plumbing and gas contracting company many of Western Australia’s leading builders and developers choose for their projects.

Johnson + Co Plumbing and Gas employ only highly skilled, quality, licensed plumbing tradespeople and apprentices. We are committed to providing high quality training for our apprentices resulting in a high retention rate once our apprentices have completed their training.

Johnson + Co Plumbing and Gas are proud members of the Master Plumbers and Gasfitters Association and actively host MPA Skills indentured apprentices.

Mission Statement

Johnson + Co believe in its three pillars that form our company ethos; Safety, Quality & Building sustainable long term clients that deserve high standards, informative and professional services by our highly knowledgeable staff.


To continue to grow as one of WA’s leading Plumbing and Gas contractors with its current client base, and reaching out to new opportunities within WA.

Company Values

  • Safety – Commitment to continuing our amazing safety records through each new project.
  • Quality – Supplying high-quality products and finishes at the lowest possible cost.
  • Relationships – We understand and acknowledge our long-term clients and strive to prove that a relationship with Johnson + Co is one that will continue to yield positive results.