Engineers, Designers, Planners, Geologists, Geotechnical Engineers, Environmental Scientists, Special Inspectors, and More

LACO provides professional consulting services for development, infrastructure, and geo-environmental projects to advance the quality of life for generations to come. We have offices in Eureka, Ukiah, and Santa Rosa, and have served Northern California since 1954. Our mission is to build an enduring professional relationship through your project’s success. Your goals and concerns are our priority, and we have the resources, expertise, and perspective to help you succeed. 

We offer the following services: