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 | Have A Question About This Topic? Address Thank you! Oops! Related Contents Extended Care: A Patchwork of Possibilities What is your plan for health care during retirement? A Brief Guide To Condo Insurance Important items to consider when purchasing condo insurance. Protecting Those Who Matter Most The importance of life insurance, how it works, and how much coverage you need.