PT Shield On Service Tbk, together with its subsidiaries, provides outsourcing services in Indonesia. It operates through Security Services, Human Resource Services, Cleaning Services, Parking Management Services, and Other Services segments. The company offers security services comprising security management and guarding, security consultancy, corporate and personal review, VIP protection, and security training services; and cleaning services, including daily, general, special, and mobile cleaning, as well as landscape/garden maintenance services. It also provides human resource solutions that include talent development, recruitment assessment, and compensation and benefit services; parking management services, such as parking, valet, car park management, traffic design consultancy, and parking equipment maintenance services; and training center services comprising school of service, and talent development and international program. In addition, the company offers online applications, such as Smart Clean and Smart Worker. The company was founded in 2004 and is headquartered in Jakarta Pusat, Indonesia. PT Shield On Service Tbk is a subsidiary of PT. ALSOK BASS Indonesia Security. As per the transaction announced on June 9, 2023, PT Shield On Service Tbk operates as a subsidiary of PT. ALSOK BASS Indonesia Security Services.