Prima Marine Public Co., Ltd. engages in provision of oil tankers and related maritime services. The firm operates through the following segments: Business of marine transportation of petroleum and chemical products, Business of storage of petroleum products, Business of service provision for supporting exploration and production of offshore petroleum products by sending staff and exploration equipment from a place to another place and accommodation work barges, Business of ship management, ship agent, recruitment and transportation services for crews. The company was founded in 1987 and is headquartered in Bangkok, Thailand.