Monadelphous Engineering PTY Limited

Contact Details

Brisbane Office

Level 6, 19 Lang Parade
Milton QLD 4064
+61 7 3368 6700
+61 7 3368 6777

ABN  43010305923

Other Locations

Muswellbrook NSW

Company Profile

Monadelphous constructs major projects and maintains and improves facilities for resources, energy and infrastructure sectors through safe, reliable, innovative and cost-effective service solutions. We provide large-scale multidisciplinary project management and construction services, planning, management and execution of mechanical, electrical and fixed-plant maintenance, shutdowns, sustaining capital works and services for public sector infrastructure and facilities. Our business also includes electrical and instrumentation services, fabrication, modularisation and installation of structural steel, plant commissioning, demolition, piping, marine and pipelines. Resources, energy and infrastructure are our core markets.

Products and Services

Multidisciplinary construction management and execution
Vertical construction packages including civil and electrical disciplines
Turnkey design and construct services
Fabrication and installation of structural steel, tankage, mechanical works and process equipment and piping
Local and overseas fabrication and procurement
Modularisation and off-site pre-assembly
Plant commissioning
Demolition and remediation works
Offshore construction of plant and infrastructure
Maintenance services
Sustaining and minor capital works
Operations and facilities management


Australian Government Building and Construction WHS Accreditation Scheme,
AS 4801 Safety Management System,
AS/NZS ISO 9001-2008 Quality Management System,
AS/NZS ISO 14001 Environmental Management System,