Field Systems Designs Holdings PLC is a United Kingdom-based investment holding company. The Company, through its subsidiaries, is engaged in designing, project managing, supplying, installing, commissioning, servicing, and maintenance of mechanical and electrical projects, including high voltage (HV) and low voltage (LV) cabling with associated cable management systems, controls, instrumentation, pipework, steelwork and building services primarily in the power, water, rail, commercial, security and transport industries. The Company has Tyseley and Welland projects through thermal treatment gasification technology under power generation and energy from waste service. The Company delivers electrical installation services in the transportation industries supporting underground sector. The Company delivers electrical installation services in the commercial, security, water and rail sectors. Its services include lighting, power distribution, fire-alarm and security systems.