If your sweet ride is a 1969 Dodge Charger or a 1963 Aston Martin, Hagerty Insurance will help protect it (and help calm your nerves, to boot). The specialty agency is the largest provider of insurance for classic and vintage cars and boats in the US; it is licensed in all states but Hawaii. The company also hosts Hagerty Plus, a network of car collectors and the sponsor of the not-for-profit Collectors Foundation. Its policies are underwritten by insurers such as Essentia Insurance and Hiscox Insurance. amily-owned Hagerty Insurance was founded as a general auto insurance provider but has targeted car enthusiasts since 1991.