MDU Construction Services Group

With authorization to work in 47 states and ​nearly 5,000 skilled employees during peak construction season, MDU Construction Services Group provides industry-leading construction services with a focus on safety. MDU Construction Services Group provides a full spectrum of construction solutions, from underground utilities and excavation to electrical, mechanical and fire suppression systems as well as transmission line construction. Our diverse group of companies also manufactures and distributes transmission line construction equipment and supplies. Key statistics ​​Nearly 5,000 employees during peak construction season. No. 13 on ENR's 2016 Top 600 Specialty Contractors list based on revenues. Authorized to operate in 47 states. One of the largest solar contractors in America.