SEACOR Holdings, Inc. engages in the provision of transportation and logistics solutions through its subsidiaries. It operates through the following segments: Ocean Transportation and Logistics Services; Inland Transportation and Logistics Services; Witt O'Brien's; and Other. Read More The Ocean Transportation and Logistics Services segment owns and operates a fleet of marine transportation, towing, and bunkering assets, including U.S. coastwise eligible vessels and vessels trading internationally. The Inland Transportation and Logistics Services segment markets and operates domestic river transportation equipment, and owns fleeting and high-speed multi-modal terminal locations adjacent to and along the U.S. Inland waterways, at this time primarily in the St. Louis and Memphis areas. The Witt O'Brien's segment provides crisis and emergency management services for both the public and private sectors. The Other segment consists of lending and leasing activities, and non-controlling investments in other businesses. The company was founded by Charles L. Fabrikant in 1989 and is headquartered in Fort Lauderdale, FL.