Ehrhart Griffin & Associates Provides Land Surveyors, Civil Engineers, Master Planning, Project Estimating, Subdivision Design, Construction Layout, Record Drawings Preparation, Post Construction Stormwater Certification, Construction Administration, Part time Observation Services to the Sioux Falls, SD Area.

An incorporated company, Brosz has been providing professional engineering services since 1982 and operates offices in Bismarck, Bowman, Stanley, and Watford City, North Dakota; Pierre, Sioux Falls, Sturgis, and Mitchell, South Dakota; and Miles City, Montana. Our staff of 100+ includes professional engineers, registered land surveyors, and skilled technicians. With experiences in all aspects of civil engineering design and construction,... Read More about Brosz Engineering Inc