Frontline plc, a shipping company, engages in the seaborne transportation of crude oil and oil products worldwide. It owns and operates oil and product tankers. As of December 31, 2023, the company operated a fleet of 76 vessels. It is also involved in the charter, purchase, and sale of vessels. The company was founded in 1985 and is based in Limassol, Cyprus.

DHT Holdings, Inc., through its subsidiaries, owns and operates crude oil tankers primarily in Monaco, Singapore, and Norway. The company also offers technical management services. As of March 15, 2024, it had a fleet of 24 very large crude carriers. The company was incorporated in 2005 and is headquartered in Hamilton, Bermuda.

International Seaways, Inc. owns and operates a fleet of oceangoing vessels for the transportation of crude oil and petroleum products in the international flag trade. It operates in two segments: Crude Tankers and Product Carriers. As of December 31, 2023, the company owned a fleet of 73 vessels. It serves independent and state-owned oil companies, oil traders, refinery operators, and international government entities. The company was formerly known as OSG International, Inc. and changed its name to International Seaways, Inc. in October 2016. International Seaways, Inc. was incorporated in 1999 and is headquartered in New York, New York.

Okeanis Eco Tankers Corp., a shipping company, owns and operates tanker vessels worldwide. It operates a fleet of 14 tanker vessels comprising six modern Suezmax tankers and eight modern VLCC tankers focusing on the transportation of crude oil. The company was incorporated in 2018 and is based in Neo Faliro, Greece.

Teekay Corporation Ltd. engages in the crude oil and other marine transportation services worldwide. The company owns and operates crude oil and refined product tankers. It also provides ship-to-ship support services; tanker commercial management operation services; and operational and maintenance marine services. As of March 1, 2024, the company operated a fleet of approximately 53 owned and chartered-in vessels. It serves energy and utility companies, oil traders, oil consumers and petroleum product producers, government agencies, and other entities that depend upon marine transportation. The company was formerly known as Teekay Corporation and changed its name to Teekay Corporation Ltd. in October 2024. Teekay Corporation Ltd. was founded in 1973 and is headquartered in Hamilton, Bermuda.

Ardmore Shipping Corporation engages in the seaborne transportation of petroleum products and chemicals worldwide. The company's fleet consists of 22 owned vessels including 21 Eco-design and 1 Eco-mod vessel, and four chartered-in vessels. It serves oil majors, oil companies, oil and chemical traders, chemical companies, and pooling service providers. Ardmore Shipping Corporation was founded in 2010 and is headquartered in Pembroke, Bermuda.

Toro Corp., a shipping company, acquires, owns, charters, and operates oceangoing tanker vessels and provides seaborne transportation services for crude oil LPG, and refined petroleum products worldwide. The company operates in three segments: Aframax/LR2 Tanker, Handysize Tanker, and LPG Carrier. As of December 31, 2023, it operated a fleet of one Handysize tanker vessel; one Aframax/LR2 vessel; and four LPG carrier vessels with an aggregate cargo carrying capacity of 0.1 million deadweight ton. Toro Corp. was incorporated in 2022 and is based in Limassol, Cyprus.

Top Ships Inc. owns and operates tanker vessels worldwide. The company's tanker vessels transport crude oil, petroleum products, and bulk liquid chemicals. As of December 31, 2023, it had a fleet with a total capacity of 1,435,000 deadweight tonnes (dwt) consisting of one 50,000 dwt product/chemical tanker, five 157,000 dwt Suezmax tankers, two 300,000 dwt very large crude carriers, and two 50,000 dwt product tankers. The company was formerly known as Top Tankers Inc. and changed its name to Top Ships Inc. in December 2007. Top Ships Inc. was incorporated in 2000 and is based in Marousi, Greece.