GD vs SMHI

General Dynamics Corporation

General Dynamics Corporation operates as an aerospace and defense company worldwide. It operates through four segments: Aerospace, Marine Systems, Combat Systems, and Technologies. The Marine Systems segment designs and builds nuclear-powered submarines, surface combatants, and auxiliary ships for the United States Navy and Jones Act ships for commercial customers, as well as oil and product tankers, and container and cargo ships. This segment also provides submarine maintenance and modernization services; lifecycle support services for navy surface ships; and program management, planning, engineering, and design support services for submarines and surface-ships. The Combat Systems segment manufactures land combat solutions, such as wheeled and tracked combat vehicles, weapons systems, munitions, mobile bridge systems with payloads, tactical vehicles, main battle tanks, armored vehicles, weapons systems, and armaments. This segment also offers modernization program, engineering, support, and sustainment services. The Technologies segment provides information technology solutions and mission-support services; mobile communication, computers, and command-and-control mission systems; and intelligence, surveillance, and reconnaissance solutions to military, intelligence, and federal civilian customers. This segment also offers cloud computing, artificial intelligence, machine learning, big data analytics, development, security and operation, software-defined network, everything as-a-service and defense enterprise office system solutions. General Dynamics Corporation was founded in 1899 and is headquartered in Reston, Virginia.

SEACOR Marine Holdings Inc.

SEACOR Marine Holdings Inc. provides marine and support transportation services to offshore oil, natural gas, and windfarm facilities worldwide. As of December 31, 2020, the company operated a fleet of 101 support and specialty vessels, of which 64 were owned or leased-in, 35 were joint-ventured, and 2 were managed on behalf of unaffiliated third-parties. Its offshore support vessels deliver cargo and personnel to offshore installations, including wind farms; handle anchors and mooring equipment required to tether rigs to the seabed; and assist in placing them on location and moving them between regions; provide construction, well work-over, maintenance and decommissioning support; and carry and launch equipment used underwater in drilling and well installation, maintenance, inspection and repair, as well as offer accommodations for technicians and specialists. The company was founded in 1989 and is headquartered in Houston, Texas.