Since 1952, Miller Mechanical has been the trusted adviser to Midwestern manufacturers for solutions to their measurement and control challenges. We help process industries - Food & Beverage, Chemical, Biofuels, Water/Wastewater and more - to improve efficiency, maintain quality and reduce their risk of down-time.

We are a sales representative for several of the most respected brands of process automation equipment, including Endress+Hauser, SAMSON, Draeger and Clark-Reliance.

We serve Iowa, Minnesota, Nebraska, North Dakota, South Dakota, Northwest Wisconsin and Western Illinois with a team of instrumentation and control engineers spread across the area. Our main offices are in Des Moines, Iowa and Minneapolis, Minnesota.

Our factory-trained service technicians provide expert field start-up and commissioning for instruments, valves, and gas detectors.

On-site or factory calibrations for flow, temperature, and pressure instruments, as well as gas detectors, with clear and concise calibration certificates.

Our technicians are capable of repairing valves up to 8 inches in size at our shop in Des Moines, Iowa. We ensure repaired valves meet industry standards and perform reliably under demanding conditions.

We provide on-site inspection and servicing of flare system ignition panels, flares, thermocouples, and both mechanical and electrical fail-safes, including any associated meters and gauges.