KSN, Inc.

Civil EngineeringCalifornia, United States51-200 Employees

Kjeldsen, Sinnock & Neudeck, Inc. (KSN) is a full service civil engineering and land surveying firm specializing in the surveying, mapping, planning, design and construction management of large municipal, public works infrastructure, transportation, commercial, industrial, institutional, and water resources projects. KSN has been providing professional services to public and private clients throughout California’s Central Valley since 1956. 

Our civil engineers and land surveyors have extensive experience in California and have helped KSN to establish an exceptionally strong reputation as one of the top civil engineering firms in northern California.

The firm currently serves as consultants to over forty communities, special districts, and local public agencies throughout the Central Valley and foothill areas, including San Joaquin, Sacramento, Yolo, Solano, Contra Costa, Alameda, Stanislaus, Calaveras, and Amador Counties. KSN has an unwavering commitment to professional integrity, upholding the standards of the engineering and surveying profession, and providing a quality work product to each and every one of our clients.

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