Together we deliver

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.

We employ more than 7000 people, with 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 Group (ASX:MND) is limited by shares listed on the Australian Securities Exchange and included in the S&P/ASX 100 index.