Find the right engineering partner.

Explore capabilities, project experience, and office locations to build your shortlist.

Thompson, Dreessen & Dorner, Inc.

Professionals at Every Turn

Omaha, NE+1

Matches: Office city: Sioux Falls

Build Your Community With Us.

Fargo, ND+14

Matches: Office city: Sioux Falls

Empowering People. Enhancing Lives.

Bismarck, ND+21

Matches: Office city: Sioux Falls

Engineering a better community

Brookings, SD+7

Matches: Office city: Sioux Falls

Common Sense, Practical & Economical Solutions

Sioux Falls, SD

Matches: Office city: Sioux Falls

Unwavering Quality. Reliable Results.

Pierre, SD+3

Matches: Office city: Sioux Falls

A Different Approach to Architecture + Engineering

Bloomington, MN+17

Matches: Office city: Sioux Falls

Critical investigations, testing, analysis, and design for a more certain world

St. Paul, MN+21

Matches: Office city: Sioux Falls

Practical Outcomes From Complex Challenges

Rapid City, SD+18

Matches: Office city: Sioux Falls