Business Details
Emergency
services
Comprehensive Civil Engineering Services in Central California
Established over 65 years ago, Kjeldsen Sinnock & Neudeck, Inc. (KSN) has built a reputation as a trusted civil engineering firm serving Central California. Our expertise spans flood control, water utilities, environmental restoration, transportation, and institutional projects, with a focus on delivering comprehensive solutions from initial planning to construction management. We specialize in navigating complex regulatory frameworks with agencies like the US Army Corps of Engineers and FEMA, ensuring compliance and efficiency. Our team of registered engineers, surveyors, and construction managers has successfully executed large-scale public infrastructure projects using design-build methodologies. Recognized as a certified California Small Business Enterprise, we maintain long-standing partnerships with over three dozen communities and public agencies.Our emergency response capabilities, including 24/7 monitoring and flood contingency planning, have transformed crises into models of resilience. With offices in Stockton, West Sacramento, and Red Bluff, we combine local market knowledge with statewide regulatory expertise. Our commitment to innovation is demonstrated through advanced technologies like 3D scanning and GIS-based mapping. Awards for workplace excellence and client testimonials highlight our dedication to professionalism, timely delivery, and public interest stewardship. This enduring legacy of service continues to define our approach to every project we undertake.
Services
Civil Engineering
Environmental Restoration
Construction Management
Surveying Services
Emergency Response
Flood Control Planning
3D Scanning
GIS Mapping
Design-Build Projects
Regulatory Compliance
Highlights and features
- We have over 65 years of experience in California civil engineering projects
- Our team includes registered civil engineers and certified survey professionals
- We are certified California Small Business Enterprise contractors
- We provide 24/7 emergency response and monitoring services
- Our staff has successfully coordinated with 12+ state and federal agencies
Associations and certifications
- California Small Business Enterprise
What people say
Exceeded expectations
Valuable partner
Exceptional relationship
Instrumental guidance
Delivered on time
Services
Civil Engineering
Our civil engineering team delivers comprehensive solutions for public works infrastructure, transportation systems, water resources, and institutional projects. We handle all phases from initial planning and design through construction management. Our expertise includes flood control systems, wastewater facilities, and transportation corridors across California's Central Valley.
Emergency Response
We lead flood emergency response planning initiatives across Northern California. Our services include developing emergency operations plans, GIS-based mapping systems, and just-in-time training programs for levee maintenance agencies. Our team implements rapid response solutions for levee stabilization and disaster recovery.
Surveying Services
Our survey division provides 3D high-definition scanning, topographic mapping, and GIS data collection. Certified professionals utilize advanced technologies for right-of-way engineering, construction staking, and bathymetric surveys. We support infrastructure projects with precise spatial data collection and analysis.
Construction Management
We offer full-spectrum construction management services including quality control, contract administration, and field inspection. Our experienced team oversees project execution for both KSN-designed projects and third-party designs, ensuring compliance with technical specifications and regulatory requirements.
Environmental Restoration
Our environmental restoration services focus on improving ecological systems while maintaining flood protection standards. We implement habitat restoration projects, levee setback designs, and water quality improvement initiatives that balance environmental needs with infrastructure requirements.
People
Christopher H. Neudeck
Leadership Team
Experienced civil engineering professional with extensive expertise in infrastructure projects and firm leadership.
Neal T. Colwell
Leadership Team
Key member of the leadership team with significant experience in engineering project management.
Barry O'Regan
Leadership Team
Senior professional contributing to the firm's strategic direction and technical operations.
Jeffrey A. Mueller
Leadership Team
Leadership team member with expertise in managing complex civil engineering assignments.
Questions
What civil engineering services does KSN offer?
We provide comprehensive civil engineering services including flood control, water resources management, transportation infrastructure, site improvements, and public works projects across California.
Do you handle emergency response projects?
Yes, we specialize in flood emergency response planning and have developed regional standards for Northern California with 24/7 monitoring capabilities.
Are you a certified small business enterprise?
Yes, we are a certified California Small Business Enterprise (SBE) contractor.
What surveying technologies do you use?
Our survey teams utilize 3D high-definition scanning, GPS, bathymetric surveys, and GIS data collection technologies for precise mapping.
Which areas do you serve?
We primarily serve Central California including Sacramento, Stockton, Red Bluff, and Sierra Nevada foothill communities.
Can you manage complex multi-agency projects?
Yes, we have extensive experience coordinating with over a dozen state and federal agencies for large-scale infrastructure projects.
