/PRNewswire/ MDU Resources Group, Inc. (NYSE: MDU) will webcast its year-end 2021 earnings and 2022 guidance conference call Feb. 10 following the release.
/PRNewswire/ MDU Resources Group, Inc. (NYSE: MDU) will webcast its year-end 2021 earnings and 2022 guidance conference call Feb. 10 following the release.
/PRNewswire/ MDU Resources Group, Inc. (NYSE: MDU) today announced that it plans to make capital investments totaling $3.0 billion for the five-year period.
/PRNewswire/ Knife River Corporation announced today it has acquired Baker Rock Resources and Oregon Mainline Paving, two premier construction materials.