SP Marine Services is a wholly-owned subsidiary of Sabah Ports. SP Marine Services, established on 25 January 2006, is a licensed bunker supplier at all ports of Sabah with PDA 2 from the Ministry of Domestic Trade and Consumer Affairs. Bunkering services are provided to calling vessels at ports or at anchorage for marine fuel oil, diesel and marine lubricants. Apart from bunkering, SP Marine also provides services such as fresh water supply, scheduled waste management and marine household garbage collection as well as provision of logistics support services to ports such as heavy lifting, storage and transportation.
As a licensed shipping agent registered with the Royal Malaysian Customs Department, SP Marine Services provides shipping agency and forwarding (direct-user) services to ships that call at all ports of Sabah.
A subsidiary of Sabah Ports, S.P. Satria, established in 2003, is in the business of procuring port equipment and spare parts. The operation of S.P. Satria is focused in procuring port equipment and spare parts to five (5) service centres strategically located at all major ports in Sabah, namely Sapangar Bay Container Port, Kota Kinabalu Port, Sandakan Port, Lahad Datu Port and Tawau Port.