Martin Midstream Partners L.P., together with its subsidiaries, provides terminalling, processing, storage, and packaging services for petroleum products and by-products primarily in the United States.

The company operates in four segments: Terminalling and Storage, Transportation, Sulfur Services, and Natural Gas Liquids.

The company's Terminalling and Storage segment owns or operates 14 marine shore-based terminal facilities and 13 specialty terminal facilities that provide storage, refining, blending, packaging, and handling services for producers and suppliers of petroleum products and by-products.

This segment also offers land rental services to oil and gas companies, as well as storage and handling services for lubricants and fuels.

Its Transportation segment operates a fleet of 700 trucks and 1,200 tank trailers; and 27 inland marine tank barges, 15 inland push boats, and 1 articulated offshore tug and barge unit to transport petroleum products and by-products, petrochemicals, and chemicals.

The company's Sulfur Services segment processes molten sulfur into prilled or pelletized sulfur, which is used in the production of fertilizers and industrial chemicals.

Its Natural Gas Liquids segment stores, distributes, and transports natural gas liquids for wholesale deliveries to refineries, industrial natural gas liquid users, and propane retailers.

Martin Midstream GP LLC serves as a general partner of the company. Martin Midstream Partners L.P. was incorporated in 2002 and is based in Kilgore, Texas.