
Thompson, Dreessen & Dorner, Inc.
Professionals at Every Turn
Omaha, NE+1
Explore capabilities, project experience, and office locations to build your shortlist.

Professionals at Every Turn
Omaha, NE+1

Serving the Rocky Mountain Region

Subsurface Investigations and Soil and Rock Sampling.
Canton, NY+1

Design in Harmony
New York, NY+3

Proven Expertise. Powerful Results.
Anaheim, CA+4
Professional. Practical. Proven.
Kennesaw, GA+18

Consulting Engineers
Midvale, UT
Fire Protection Engineering for Complex Buildings
New York, NY

Engineering, Geotechnical and Testing Services
Columbus, NE+3
Strategic Engineering Solutions that Exceed Expectations

Engineering Excellence Built on Experience.
Greenville, MI+2

Cost-Effective Engineering Services
Phoenix, AZ

Professional Consulting Services
Beaver, WV+1

Founded in Texas, by Texans.
Fort Worth, TX+1

Construction Materials Engineering and Testing and Field Construction Testing and Documentation.
Kansas City, KS

From start to finish, we help you get the job done!
Lindon, UT+2

Communicating With Technical Accuracy About Your Project So You Can Proceed With Confidence
Tulsa, OK
Civil engineering, land surveying, and geotechnical testing services serving Montana for over 30 years
Bozeman, MT

Leaders in Design, Construction, and Environmental Services
Raleigh-Durham, NC
Geotechnical, Structural, Forensic, and Special Inspection Engineering
Queens, NY+1
Geotechnical Engineering and Shallow and deep foundation studies.
O'Fallon, MO

Premier Construction Testing and Engineering in the St. Louis Metro Area and Southern Illinois
O'Fallon, IL+1

creating solutions from the ground down
Kansas City, MO

Geotechnical, environmental, and occupational health and safety engineering consulting
Washington, DC+2