Signal International, Inc. is a shipbuilding and repair company based in Mobile, Alabama. The company was founded in 1974 and has since grown to become a major player in the maritime industry. Signal International specializes in the construction and repair of offshore drilling rigs, barges, and other vessels. The company has a workforce of over 1,000 employees and operates multiple shipyards along the Gulf Coast. Signal International has a reputation for delivering high-quality work on time and within budget. The company has received numerous awards and accolades for its work, including recognition from the U.S. Navy and the American Bureau of Shipping. Signal International is committed to safety and environmental stewardship, and has implemented a number of initiatives to reduce its environmental impact. The company is also involved in community outreach programs and supports a variety of charitable organizations.more