Costain Group PLC is a British technology-based construction and engineering company. Founded in 1865, the company has a long history of delivering complex and innovative infrastructure projects across the UK. Costain operates in various sectors including transportation, water, energy, and defense, providing a range of services from consultancy and design to construction and maintenance.

Sustainability

Costain Group PLC is committed to sustainability and has integrated environmental, social, and governance (ESG) principles into its business strategy. The company aims to reduce its carbon footprint and has set ambitious targets to achieve net-zero carbon emissions by 2035. Costain is also focused on enhancing biodiversity, reducing waste, and promoting sustainable practices across its supply chain. The company has received several sustainability accreditations and certifications, including ISO 14001 for environmental management.