Thompson, Dreessen & Dorner,

Founded in Omaha, Nebraska in 1967, TD2 provides Civil, Environmental, Geotechnical, and Structural Engineering as well as Land Surveying services for municipalities, counties, government agencies, land and property developers, building owners, attorneys, contractors, architects, and homeowners. For 54 years, we have been serving the engineering and surveying needs of the residential, commercial, and industrial sectors with our experience, client service, and attention to detail. Our dedication to providing exceptional services while maintaining the vision of the client has enabled us to build the sustainable business relationships we have today. In 2012, TD2 opened a branch office in Sioux Falls, SD offering civil and structural engineering services. CAGE Code: 524C4 DUNS: 072894934 State of Incorporation: NE Corporate Entity Not Federal Tax Exempt Small Business NAICS Codes: 221310 - Water Supply and Irrigation Systems 221320 - Sewage Treatment Facilities 236115 - New Single-Family Housing Construction (except Operative Builders) 236116 - New Multifamily Housing Construction (except Operative Builders) 237210 - Land Subdivision 237310 - Highway, Street, and Bridge Construction 237990 - Other Heavy and Civil Engineering Construction 541330 - Engineering Services 541340 - Drafting Services 541370 - Surveying and Mapping (except Geophysical) Services 541380 - Testing Laboratories 541620 - Environmental Consulting Services