Heartland Mechanical (HMI) is Southwest Minnesota’s premier locally owned contractor providing service to the Marshall area.

For the past 37 years, we’ve provided top-tier service to our customers, who include large commercial businesses, local farm operations, and residential homes. We employ an experienced team with the flexibility to handle any size project.

We specialize in plumbing, HVAC, excavating, and septic contracting services. Our capabilities range from custom design, planning, and installation of new systems, to repair or improvement of an existing one. Contact us today to get a free consultation on your upcoming project. Heartland Mechanical is owned and operated by Kenny Holm.