Ulteig Engineers, Inc

Ulteig, a multidiscipline engineering firm, has been selected for another five years as engineer for Minnesota's Thief River Falls Regional Airport (TVF).

Ulteig welcomes Christine Hammack, Michael Murray and Timothy Richards to the company's Energy Services Sector and Jessica Keller to Administration. Hammack and Richards will work in Ulteig's Denver office, Murray in Fargo, and Keller in Bismarck.