Interserve Plc provides advice, design, construction, equipment, facilities management and frontline public services in the United Kingdom and internationally. Its Support Services segment offers outsourced support services to public and private sector clients. The company's Construction segment designs, constructs, and maintains buildings and infrastructure. Its Equipment Services segment designs, hires, and sells formwork, falsework, and associated access equipment. The company also engages in the property management, development, and rental activities; hire and sale of equipment; rental of plant and machinery; building maintenance and cleaning activities; and supply of labour for Spanish contracts. In addition, it provides vocational training, healthcare, welfare-to-work, training and employment, probation and rehabilitation, security manpower and associated support, catering, asbestos, facilities management, industrial support, mechanical and electrical engineering, manned guarding security, contract cleaning and related, and personnel and management services, as well as fire suppression and detection systems. Further, the company also offers support services to defence sector; management/maintenance services for slough borough council; management/maintenance services for mod army; sustainable solutions for building/infrastructure projects; mechanical, electrical, and engineering services; fitting out and refurbishment of offices and other buildings; and transport and maintenance services to oil and gas industry, as well as oil-field maintenance, fabrication, and construction services. The company was formerly known as Tilbury Douglas Plc and changed its name to Interserve Plc in February 2001. Interserve Plc was founded in 1884 and is based in Reading, the United Kingdom.