Straits Energy Resources Berhad, an investment holding company, provides oil trading and bunkering services in Malaysia. It operates through Investment and Holding Management Services; Oil Bunkering & Shipping Related Services; Inland Transportation Services; Port Operation and Facility Management Services; Telecommunication and Networking Services; and Ship-to-Ship Operation segments. The company offers oil trading and bunkering services comprising marine gas, oil, and marine fuel oil refueling through vessels to other ships and ocean faring vessels, such as container vessels, cargo vessels, and oil tankers, as well as marine logistics and support services to marine transportation, and oil and gas industries. It also provides ship management, shipping agency, and related services; vessel and marine management services; vessel chartering services; and port operation services, such as mooring and unmooring, vessels berthing, cargo handling, storage, container lifting, and yards for stuffing and unstuffing, as well as transports cement and related products, as well as infrastructure, networking, maintenance, software and hardware, and related services. The company was formerly known as Straits Inter Logistics Berhad and changed its name to Straits Energy Resources Berhad in August 2021. Straits Energy Resources Berhad was incorporated in 1996 and is based in Kuala Lumpur, Malaysia.