ABS Americas Safety, Service, Solutions ABS is one of the world’s leading classification societies. Since 1862, it has been setting safety standards for the marine and offshore industries. ABS recognizes that the classification world is changing with more emphasis on complex structures, life cycle management, unified standards and safety equivalencies. From its world headquarters in Houston, ABS delivers services and solutions to a worldwide client list through a network of more than 150 offices in 70 countries. It is the goal of ABS to provide the most responsive service to our clients – global reach, local response.