SCI Engineering, Inc. (SCI) is a multi-discipline professional consulting engineering firm offering services during all phases of projects -- from development and design through final construction. Services include Geotechnical, Environmental, Natural Resources, Cultural Resources, and Construction Materials Testing.

Founded in 1978, SCI has expanded both in service offerings and locations to better meet the needs of our clients. SCI is now well-established in the Central United States and has a strong repeat client base. We are a multiple award-winning firm, earning both company and project awards from various prestigious agencies.


SCI has offered “Lunch & Learn” presentations to A/E firms, private companies, and public sector agencies for years. Recently, the pace has increased, as well as the range of offerings from all our service groups.

To learn More about SCI Engineering Inc. Lunch and Learn sessions click here.


DUNS: 095485835, CAGE: 1RFA6
NAICS Codes:  NAICS Codes: 541330, 541350, 541360, 541370, 541380, 541620, 541990, 213112, 213113, 213115, 238910, 238990, 712120. Small Business/Emerging Small Business: 237110, 541712, 562910.

Representative Federal Projects

Ft. Leonard Wood, Missouri

National Geospatial Agency
Department of Veterans Affairs Scott Air Force Base
Prairie DuPont Levee Formerly Utilized Sites Remedial Action Program (FUSRAP)

For a detailed listing of SCI’s NAICS codes and Federal contracts, please click here.

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