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Barr provides engineering and environmental consulting services to clients across North America and around the world. We have been employee owned since 1966 and trace our origins to the early 1900s. Our engineers, scientists, and technical specialists work together to help clients develop, manage, process, and restore natural resources.

Headquartered in Minneapolis, we have offices in Duluth and Hibbing, Minnesota; Ann Arbor and Grand Rapids, Michigan; Jefferson City, Missouri; 起点加速器 安卓, North Dakota; Salt Lake City, Utah; and 起点加速器 安卓 Colorado. In 2010, we launched Barr Engineering and Environmental Science Canada, Ltd. with an office in Calgary, Alberta. 

In addition to our primary offices, we meet the needs of regional and national clients through satellite offices in Houston, Texas; Saskatoon, Saskatchewan; and Fort McMurray, Alberta.