(CENAC MARINE SERVICES LLC)
Founded in 1929, by Jock Cenac, based in Houma, Louisiana. The company was later passed to his son Arlen Cenac Sr.
In 1981, Arlen Cenac Sr.'s son Benny Cenac assumed the company from his father.
The Cenac Towing Company caters to major oil companies, and refineries. Transporting crude oil, residual fuels, feedstocks, lubricants, petrochemicals, refined products and LPG’s.
In 2019, the company was acquired by the Kirby Corporation of Channelview, Texas.