MDU Resources Group, Inc. (NYSE: MDU), with headquarters in Bismarck, North Dakota, has been listed on the prestigious 2021 Fortune 500. The Fortune 500 recognizes the 500 largest U.S. companies based on 2020 revenues. MDU Resources was ranked No. 486.

“We are proud of the good work our employees do, safely providing essential products and services that are Building a Strong America,” said David L. Goodin, president and CEO of MDU Resources. “Our company’s continued growth, recognized by our listing on the Fortune 500, makes it clear that our two-platform business model of regulated energy delivery and construction materials and services is a successful formula.”

MDU Resources was started in 1924 as a company serving electricity and natural gas to towns in Montana, North Dakota, South Dakota and Wyoming. Today, it is the only company headquartered in the four-state area that is on the Fortune 500 list, and it now operates in 46 states and has approximately 16,000 employees during peak construction season.

MDU Construction Services Group is a subsidiary of MDU Resources Group.