SEACOR Marine Holdings Inc. (NYSE: SMHI) is an offshore marine services company that provides marine transportation and support services to the offshore energy industry. Revenue is generated through time charters and spot contracts for vessels serving offshore oil and gas exploration, development, and production operations. The company is incorporated in Delaware (incorporated 2014) and headquartered in Houston, Texas, with operations described under the offshore marine business segment in its 10-K filed February 25, 2026. The filing references trends affecting the offshore marine business as a key operational focus, with vessel utilization and day rates as primary economic drivers. The business is capital-intensive by nature, requiring ongoing investment in a marine fleet.

Revenue model

Vessel charter revenue, earned through time charters and spot market contracts for offshore support vessels serving oil and gas operators. Day rates and fleet utilization are the primary unit economics.

Products and services

Offshore marine support vessels providing transportation and logistics services to offshore oil and gas exploration and production operations.

Customers and end markets

Offshore oil and gas exploration, development, and production companies. End market demand is driven by offshore energy activity and capital spending by oil and gas operators.

Value-chain role

Marine transportation and logistics provider to offshore energy operators; sits between vessel ownership and energy production support in the offshore supply chain.

Geographic exposure

The filing references offshore marine operations; specific regional revenue breakdown is not supported by the provided excerpts.

Source: SEC 10-K, filed 2026-02-25

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