Kjeldsen Sinnock & Neudeck

Kjeldsen, Sinnock & Neudeck, Inc. (KSN) is a Small Business Enterprise that has been serving clients throughout Central California for over 65 years. We specialize in the planning, design, and surveying for various civil engineering projects such as flood control, water utilities, water resources, emergency response, environmental restoration, and various services for transportation and institutional related projects. Our expertise and capability cover all phases of project development from initial planning and design, construction management, and beyond to supporting maintenance and operation of the completed project.

Our Services

KSN offers a wide range of services including Civil Engineering Services, Environmental Restoration Services, Surveying & Geospatial Services, Construction Management Services, and Emergency Planning Services. Our highly qualified staff has the experience and qualifications to deliver a broad range of professional services to ensure that our client's projects are successfully delivered with the efficiency and the attention to detail expected in today's market. We have extensive experience in the successful delivery of large, complex public infrastructure and public facility projects using the design-build delivery method.

Awards and Recognition

KSN is proud to have received numerous awards and recognition for our projects. One of our notable achievements is the Lower Walnut Creek Restoration Project, which won the APWA Project of the Year, Environmental Project of the Year, and the APWA Project of the Year on a national scale. This project restored tidal wetlands and supports climate resiliency for Lower Walnut Creek in Contra Costa County.

Leadership

Our leadership team consists of experienced professionals who have a deep understanding of the engineering and project management fields. We are committed to delivering high-quality services to our clients and ensuring the success of their projects.