12/6/17 – A contested mayoral race is taking shape in Mayville. David Koch announced this week that he is running for the top post in the city. Koch, a life-long Mayville resident, has spent the past 42 years as a full-time minister and is retiring at the end of the year. He says he has experience with planning and managing budgets, developing agendas, resolving conflict and managing paid and volunteer staff. Incumbent Mayor Rob Boelk previously announced his intentions to seek re-election.