Established in 1956 with a reputation for being responsive and professional in every project, Johnson Engineering Company continues to this day to focus on providing civil engineering services for its customers. Johnson Engineering Company is proud to serve you with our combined over 70 years of Professional Engineering experience. We currently staff
NOHR Wortmann Engineering provides engineering, evaluation, design and drafting services to industrial, agricultural, residential, commercial, insurance, and manufacturing clients. Materials handling, conveying, storage and processing structures and machinery for all types of bulk materials such as grain, fertilizer, wood, chemicals, etc.
Agricultural
Ehresmann Engineering is an engineering consulting and steel fabricating firm, incorporated as a family business in 1983 to meet the highly specialized needs of the communication industry. Situated in rural southeastern South Dakota, EEI has provided services in all 50 states and around the world. EEI is the leader of communication tower design, engineering