Monadelphous Group Limited, an engineering group, provides construction, maintenance, and industrial services to resources, energy, and infrastructure sectors in Australia, China, Mongolia, Papua New Guinea, China, Vietnam, the Philippines, and internationally. It operates through two segments, Engineering Construction, and Maintenance and Industrial Services. The company offers fabrication, modularization, offsite pre-assembly, procurement, and installation of structural steel, tankage, mechanical and process equipment, piping, demolition, and remediation works; multi-disciplined construction services; plant commissioning; electrical and instrumentation services; engineering, procurement, and construction services; process and non-process maintenance services; and front-end scoping, shutdown planning, management, and execution services. It also provides water and wastewater asset construction and maintenance; transmission pipelines and facilities construction; power and water assets operation and maintenance; heavy lift and specialist transport; access solutions; dewatering services; corrosion management services; specialist coatings; rail maintenance services; and structural concrete and associated works. In addition, the company offers turnkey heavy lift solutions, and civil and electrical services. Monadelphous Group Limited was founded in 1972 and is headquartered in Perth, Australia.