PHSC plc, through its subsidiaries, provides health, safety, hygiene and environmental consultancy services, as well as security solutions to the public and private sectors. The Company's segments include PHSC plc, Personnel Health & Safety Consultants Limited (PHSCL), RSA Environmental Health Limited (RSA), Adamson's Laboratory Services Limited (ALS), QCS International Limited (QCS), Inspection Services (UK) Limited (ISL), Quality Leisure Management Limited (QLM), B to B Links Limited (B to B) and SG Systems (UK) Limited (SG). The Company is engaged in health and safety businesses activities, such as asbestos management, training courses, public transport safety consultancy, and supporting the education sector. The Company serves the leisure industry and carries out statutory examination of plant and machinery through insurance brokers or directly for clients. In addition, the Company provides consultancy and training in quality systems management.