WS Atkins plc, together with its subsidiaries, provides professional design and engineering consultancy services. It operates in five segments: Design and Engineering Solutions, Highways and Transportation, Rail, Management and Project Services, and Asset Management. The Design and Engineering Solutions segment offers services in various areas, including water and environment, nuclear and power, aerospace and defense, oil and gas, and infrastructure design to a range of clients in the public, regulated, and private sectors. The Highways and Transportation segment provides highways and transportation consultancy and related services comprising planning, design of new roads and road improvements, development of intelligent transport systems, management of road maintenance, and integrated road network management. The Rail segment offers rail consultancy services, including signaling, civils, electrification, and specialist services. The Management and Project Services segment provides management and IT consultancy and program, project, and cost management services. The Asset Management segment offers independent property asset management services, focusing on the delivery of facilities management services to public and private sector clients. The company also provides design, engineering, and project management services for buildings, transportation, and other infrastructure. It operates in the United Kingdom, the Middle East, North America, Asia Pacific, and Europe. The company, formerly known as WS Atkins & Partners, was founded in 1938 and is headquartered in Epsom, the United Kingdom.