Your specialty contracting services provider.

MDU Construction Services Group provides industry-leading utility construction services with a focus on safety. We are committed to bringing the very best in construction services.
  • Electric & natural gas transmission & distribution, including excavation and communication, and traffic & signalization
  • Commercial & industrial electrical, mechanical, and fire suppression services
  • Industrial services
  • Equipment manufacturing, rentals & sales
Fire Protection
Electric Low Voltage
Refining, Maintenance & Construction
Electrical Manufacturing & Supply
Traffic Signals, Streetlighting & ITS
Transmission, Distribution, Substation
Civil, Excavation & Pipeline
Equipment Rental & Sales
MDU Construction Services Locations Photo


MDU Construction Services Group, Inc. has a large presence throughout the United States. With offices in 15 states and 47 authorized states of operation, we have the capability to get any job done.

MDU Construction Service Safety Photo


Our people are what makes our company a success. We value the health and safety of our workforce and strive to maintain an injury-free workplace.
MDU Construction Services Information Photo


We have completed a wide array of work across the country. Our resume includes renewable utility grade solar, transmission (including 345 kv circuits), power and natural gas distribution, substations, fire suppression & protection, and more...