What is a Carrier? Carrier[kar-ee-er]noun1.The Carrier is the insurance company that provides a specific Policy and is the company that a policyholder will pay Premiums to. The Carrier is ultimately responsible to pay out Claims. Share | Related Content Coaches Coaches have helped you your whole life, in ways big and small. We’d like to be one of them. What is an Adjuster? Do you know what an Adjuster is? Protecting Those Who Matter Most The importance of life insurance, how it works, and how much coverage you need.