PT SUCOFINDO (Persero), or PT Superintending Company of Indonesia (Persero), is a prominent Indonesian company established on October 22, 1956. It specializes in providing a wide range of services including inspection, testing, certification, consultancy, and training across various sectors such as agriculture, forestry, mining (both oil and non-oil), construction, industrial processing, maritime, fisheries, government, transportation, information systems, and renewable energy.
PT Superintending Company of Indonesia (SUCOFINDO) (Persero) was established on October 22, 1956. SUCOFINDO’s history began as Indonesia’s first inspection company, with share ownership by the Government of the Republic of Indonesia and SGS Geneva.
In December 2021, PT SUCOFINDO (Persero) joined the Holding BUMN Survey Services (IDSurvey) with PT Biro Classification Indonesia (Persero) and PT Surveyor Indonesia (Persero) to provide even better services.

PT Saptaindra Sejati (SIS) is one of Indonesia’s leading mining contractors, specializing in coal mining services. As a subsidiary of PT Alamtri Resources Indonesia Tbk (formerly known as PT Adaro Energy Indonesia Tbk), SIS plays a crucial role in supporting Adaro’s mining operations by providing a broad range of services, including contract mining, civil works, infrastructure development, and land logistics. Over the years, SIS has developed a strong reputation for its expertise, efficiency, and commitment to safety in the mining industry.
SIS was established to meet the growing demand for reliable mining services in Indonesia. With its headquarters in Jakarta, the company operates across various mining sites throughout the country. SIS has continuously expanded its operations, investing in advanced technologies, modern equipment, and workforce training to ensure optimal efficiency in coal extraction. Through strategic planning and engineering solutions, SIS has contributed significantly to Indonesia’s coal industry, ensuring the smooth transportation and production of coal for domestic and international markets.

PT Pamapersada Nusantara (PAMA) is a leading mining contractor in Indonesia, specializing in coal mining, energy, and heavy equipment services. As a subsidiary of PT United Tractors Tbk, which is part of the Astra International Group, PAMA has established itself as a pioneer in the mining industry since its inception in 1974. Initially a division within PT United Tractors, PAMA became a standalone company in 1993.
PAMA is committed to sustainable mining practices and adheres to Environmental, Social, and Governance (ESG) principles. The company focuses on providing comprehensive solutions for energy and mineral supply while prioritizing environmental sustainability and continuity. PAMA manages various mining projects, including coal, gold, and quarry operations, as well as construction projects such as dam building and road construction across Indonesia.

PT Reska Multi Usaha, also known as KAI Services, is a subsidiary of PT Kereta Api Indonesia (Persero) established in 2003 with more than two decades of experience. The company was founded to implement and support the policies and programs of PT Kereta Api Indonesia (Persero) as the parent company, particularly in the railway restaurant business and other related services. PT Reska Multi Usaha operates in three core business areas: On Board Services, which include Sales On Train, On Train Cleaning, and Passenger Amenities; Integrated Facility Services, which consist of Security, Parking, Cleaning Service, and Outsourcing; and Commercial Services, which cover Restaurant, General Service, Cafe, and Catering.

PT Pertamina Training & Consulting (PTC) is a subsidiary of PT Pertamina (Persero), Indonesia’s state-owned oil and gas company. Established in 1999 under the name PT Patra Tridaya, the company officially began its operations in 2002. PTC was formed to support Pertamina’s strategic objectives in human resource development and operational excellence. Over the years, PTC has evolved into a multifaceted service provider offering a wide range of solutions in training, consulting, manpower supply, security services, event management, and competency assessment. Its role within the Pertamina Group is to ensure that the workforce and organizational systems are aligned with global standards and capable of supporting the dynamic needs of the energy sector.

PT Surveyor Indonesia (Persero), established on August 1, 1991, is a prominent player in the testing, inspection, and certification (TIC) industry. The company provides independent assurance services across various sectors, including industry and trade, energy and mineral resources, telematics, transportation, agriculture, forestry, maritime, and environmental management.
With a strong commitment to reliability and security, PT Surveyor Indonesia (Persero) has built a solid foundation as a trusted partner for both government and private sectors. The company focuses on delivering innovative services that add strategic value to national interests in the long term.
PT Surveyor Indonesia (Persero) is part of the IDSurvey Holding, which includes other state-owned enterprises like PT Biro Klasifikasi Indonesia and PT SUCOFINDO. The company continues to evolve by embracing new technologies and expanding its service offerings to meet the ever-changing needs of its clients.
The markets we serve cover a wide range of service areas including industry, government, regional development, oil and gas, minerals, systems and certification, environment, agriculture and outsourcing management.

PT United Tractors Tbk is a subsidiary of PT Astra International Tbk (“Astra”), one of the largest and most established business groups in Indonesia. With its extensive experience in serving diverse industries and sectors, United Tractors has built a strong foundation as a leading company. Since September 19, 1989, United Tractors has been a public company, listing its shares on the Indonesia Stock Exchange, which was formerly known as the Jakarta Stock Exchange and Surabaya Stock Exchange. Currently, Astra owns 59.5% of the Company’s shares, while the remaining shares are held by the public.
United Tractors plays a vital role in the nation’s economy through its five business pillars: Construction Machinery, Mining Contracting, Mining, Construction Industry, and Energy. These pillars reflect the Company’s commitment to providing integrated solutions and contributing to the development of Indonesia’s industrial and infrastructure sectors. With its broad portfolio, United Tractors has positioned itself as a key player in supporting national growth and sustainability.

PT Pertamina Training & Consulting (PTC) is a subsidiary of PT Pertamina (Persero), Indonesia’s state-owned oil and gas company. Established in 1999 under the name PT Patra Tridaya, the company officially began its operations in 2002. PTC was formed to support Pertamina’s strategic objectives in human resource development and operational excellence. Over the years, PTC has evolved into a multifaceted service provider offering a wide range of solutions in training, consulting, manpower supply, security services, event management, and competency assessment. Its role within the Pertamina Group is to ensure that the workforce and organizational systems are aligned with global standards and capable of supporting the dynamic needs of the energy sector.