Iberia Marine Service, LLC and Texas Crewboats Inc., privately owned and family operated marine transportation companies oper ... ating in the Gulf of Mexico with over 75 years of combined experience in the industry, are pleased to announce a newly formed joint venture company, SeaTran Marine, LLC. SeaTran Marine provides a robust variety of marine transportation solutions to their customers but specializes in crew /fast supply vessels operations in the U.S. Gulf of Mexico. read more