Established in 2017, MMSI is the leading boat repair shop serving St. Joseph, Benton Harbor and surrounding areas in Michigan. We offer a wide range of services including mechanical repair and troubleshooting on boats with both computerized fuel injector technology and classic carbureted fueling. Our twenty plus years’ of experience in marine maintenance and engine building means our mechanics are expertly qualified to take care of your boat all year round. Contact McPartlin Marine Services, Inc. today for all your boat repair needs.