PT Shield On Service Tbk, together with its subsidiaries, provides outsourcing services in Indonesia. It operates through Security Services, Human Resource Provider Services, Cleaning Services, Parking Management Services, and Other segments. The company offers security services, including security and guarding, certified security training, security consulting, and digital patrol services; outsourcing cleaning services comprising daily and general cleaning, high-rise cleaning, garden maintenance, and pest control services; and workforce outsourcing solutions, such as recruitment assessment, labor supply, payroll, and output-based services. It also provides automatic parking systems and services, including valet parking, parking management, cashless payment, technology parking equipment, and valet parking services, as well as security system solutions comprising CCTV and video surveillance systems, access control systems, fire and alarm systems, automated external defibrillators, and security monitoring centers. The company was founded in 2004 and is headquartered in Jakarta Pusat, Indonesia. PT Shield On Service Tbk operates as a subsidiary of PT. ALSOK BASS Indonesia Security Services.