‹ Windsor, CTMarkel CorpHours not listedInsurance agencyThis weekHours not listedWe don't have hours for Markel Corp. Call before you head over. CallIs this your business?Add your hours, photos, events, and menu.Get listedGetting thereDirections© OpenStreetMap contributors100 Northfield Dr, Windsor, CT 06095Get directionsContact(860) 697-4000LinksWebsite Call Directions Website