About Us

Monadelphous is a leading Australian engineering group providing construction, maintenance and industrial services to the resources, energy and infrastructure sectors.

We are involved in some of Australia’s biggest and most complex projects and facilities, reflecting our position as a leader in our chosen markets.

Our success and sustained growth are built on a reputation of producing solid, quality work, maintaining a clear customer focus and providing safe, reliable, innovative and cost-effective service solutions.

Since our public listing in 1991, Monadelphous has demonstrated a steady growth in revenue, profit and earnings. For more information on our results, please click here to review our reports and presentations.

We have major offices in Perth, Western Australia, and Brisbane, Queensland, supporting our operations in projects, facilities and workshops spread across Australia and in neighbouring countries including Papua New Guinea and China.

Monadelphous shares are listed on the Australian Securities Exchange as part of the S&P/ASX 200 index, which covers Australia’s biggest listed companies.

Monadelphous Group operate through two major divisions

  • Engineering Construction
  • Maintenance and Industrial services
  • The divisions are supported by Business Services and Group Support.