SEACOR Holdings Inc. (SEACOR) is a diversified, multinational company that owns and operates marine and aviation assets primarily servicing the oil and gas, industrial aviation, and marine transportation industries. SEACOR also owns and operates bulk commodity barges along the U.S. Inland River Waterways; specializes in the purchase, storage, transportation, and sale of agricultural and energy commodities; and provides emergency preparedness and crisis services to governments and industry.

SEACOR is publicly traded on the New York Stock Exchange (NYSE) under the symbol CKH.