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 offers project management and construction services; earthworks, structural concrete and inground services, modularization, structural, mechanical, piping, heavy lift, electrical and instrumentation, commissioning, demolition, design and construction of non-process infrastructure, high voltage electrical construction, and balance-of-plant design and construction of renewable energy developments; process and non-process maintenance services; and front-end scoping, shutdown planning, management, and execution of mechanical and electrical maintenance services, shutdowns, sustaining capital works, fixed plant maintenance services, access solutions, specialist coatings, rail maintenance, and high-voltage electrical maintenance services. In addition, it offers turnkey heavy lift solutions, and civil and electrical services. Monadelphous Group Limited was founded in 1972 and is headquartered in Perth, Australia.