GasLog Partners LP acquires, owns, and operates liquefied natural gas (LNG) carriers provides LNG transportation services worldwide. The company was incorporated in 2014 and is based in Piraeus, Greece. GasLog Partners LP operates as a subsidiary of GasLog Ltd.

Capital Clean Energy Carriers Corp., a shipping company, provides marine transportation services in Greece. The company's vessels provide a range of cargoes, including liquefied natural gas, containerized goods, and cargo under short-term voyage charters, and medium to long-term time charters. It owns vessels, including Neo-Panamax container vessels, Panamax container vessels, cape-size bulk carrier, and LNG carriers. In addition, the company produces and distributes oil and natural gas, including biofuels, motor oil, lubricants, petrol, crudes, liquefied natural gas, marine fuels, natural gas liquids, and petrochemicals. It serves as the general partner of the company. The company was formerly known as Capital Product Partners L.P. and changed its name to Capital Clean Energy Carriers Corp. in August 2024. Capital Clean Energy Carriers Corp. was incorporated in 2007 and is headquartered in Piraeus, Greece. Capital Clean Energy Carriers Corp. operates as a subsidiary of Capital Maritime & Trading Corp.

Navigator Holdings Ltd. engages in owning and operating a fleet of liquefied gas carriers worldwide. It provides international and regional seaborne transportation services of petrochemical gases, liquefied petroleum gases, and ammonia for energy companies, industrial users, and commodity traders. The company also offers ship shore infrastructure and consultancy services. It operates a fleet of 56 semi- or fully-refrigerated liquefied gas carriers. The company was formerly known as Isle of Man public limited company and changed its name to Navigator Holdings Ltd. in 2006. Navigator Holdings Ltd. was incorporated in 1997 and is based in London, the United Kingdom.

Tsakos Energy Navigation Limited provides seaborne crude oil and petroleum product transportation services worldwide. The company offers marine transportation services for national, major, and other independent oil companies and refiners under long, medium, and short-term charters. It also operates a fleet of double-hull vessels, comprising of conventional tankers, LNG carriers, and suezmax DP2 shuttle tankers. The company was formerly known as MIF Limited and changed its name to Tsakos Energy Navigation Limited in July 2001. The company was incorporated in 1993 and is based in Athens, Greece.

Dynagas LNG Partners LP, through its subsidiaries, operates in the seaborne transportation industry in Greece and internationally. The company owns and operates liquefied natural gas (LNG) carriers. Its fleet consists of six LNG carriers with an aggregate carrying capacity of approximately 914,000 cubic meters. Dynagas GP LLC serves as the general partner of Dynagas LNG Partners LP. The company was incorporated in 2013 and is headquartered in Athens, Greece.

Imperial Petroleum Inc. provides international seaborne transportation services to oil producers, refineries, and commodities traders. It carries refined petroleum products, such as gasoline, diesel, fuel oil, and jet fuel, as well as edible oils and chemicals, crude oils, iron ore, coal and grains, and minor bulks, such as bauxite, phosphate, and fertilizers. As of April 1, 2024, the company owned and operated a fleet of six medium range refined petroleum product tankers; one Aframax tanker; two suezmax tankers; and two handysize drybulk carriers with a total capacity of 791,000 deadweight tons. The company was incorporated in 2021 and is based in Athens, Greece.

Pyxis Tankers Inc. operates as a maritime transportation company with a focus on the tanker and dry-bulk sectors worldwide. It operates through Tanker Vessels and Dry-Bulk Vessels segments. The company's fleet transports refined petroleum products, such as naphtha, gasoline, jet fuel, kerosene, diesel, and fuel oil, as well as other liquid bulk items, including vegetable oils and organic chemicals. As of March 15, 2024, it operated a fleet of three double hull product tankers and two dry-bulk vessels. Pyxis Tankers Inc. was incorporated in 2015 and is based in Maroussi, Greece. Pyxis Tankers Inc. is a subsidiary of Maritime Investors Corp.

Capital Product Partners L.P., a shipping company, provides marine transportation services in Greece. The company's vessels provide a range of cargoes, including liquefied natural gas, containerized goods, and cargo under short-term voyage charters, and medium to long-term time charters. It owns vessels, including Neo-Panamax container vessels, Panamax container vessels, cape-size bulk carrier, and LNG carriers. In addition, the company produces and distributes oil and natural gas, including biofuels, motor oil, lubricants, petrol, crudes, liquefied natural gas, marine fuels, natural gas liquids, and petrochemicals. It serves as the general partner of the company. Capital Product Partners L.P. was incorporated in 2007 and is headquartered in Piraeus, Greece.