Helmsman Management Services LLC is a wholly owned subsidiary of Liberty Mutual Insurance, one of the nation’s largest proper ... ty and casualty insurers. We offer the strength of a carrier and flexibility of a TPA as we manage auto, general liability and workers compensation claims to the best possible outcome. With over $5.5 billion in losses under management, Helmsman is the TPA partner of choice for businesses with 1,000 employees or more. read more