Mantra Finds Bieritz Agency ‘Best’ Locally Edition: June 5, 2014 By JIM KEVLIN Bieritz Insurance Agency has received Mantra’s Best of Insurance Agency Award for Cooperstown, agency President Steve Bieritz announced. A web-based marketing firm, Mantra bases the award on client satisfaction, outstanding service, the agency’s marketing program and an overall rating of independent insurance agencies in and around the village. “We are proud to earn this award and look forward to continue being of service for the community in which we…