MJ O'Connor, Inc is a locally owned-family business located in Austin, MN. We are fully licensed, bonded, certified, registered and insured. We also offer free estimates. We serve both residential and commercial customers and specialize in all the aspects of the plumbing, heating/cooling and commercial refrigeration industry for the Austin community and surrounding area including northern Iowa.. Our dedicated and professional team takes pride in their work and guarantees quality workmanship. Give us a call today at (507) 433-5017.