PT Radiant Utama Interinsco Tbk, together with its subsidiaries, provides various support services in Indonesia. It operates through Operating Support Services, Inspection Services, Offshore Services, and Others segments. The Operating Support Services segment provides human resources, training, repair and maintenance, car rent, and integrated base management services for oil and gas industry. The Inspection Services segment engages in the voluntary and statutory inspection, non destructive testing, and environmental survey services, as well as oil country tubular goods. The Offshore services segment is involved in the operation of a mobile offshore production unit and local shipping services. The Others segment offers agency, construction, building management, and other services. It also provides equipment exploration services and local shipping services. The company was founded in 1984 and is headquartered in Jakarta, Indonesia.