Kimley-Horn and Associates, Inc.

Kimley-Horn is a full-service engineering, planning, and environmental consulting firm providing services to both public and private sector clients nationwide. Since our founding in 1967, Kimley-Horn has grown to a firm of more than 3,500 employees in 88 offices nationwide, including 12 in California. Our clients receive the local knowledge and responsiveness of a small firm backed by the resources only a national firm can provide.

Throughout our history, Kimley-Horn has built a reputation for providing innovative, high quality consulting services and is recognized nationwide for our stature as a business enterprise, our consulting staff’s talents, and the quality of our work environment. Today, we are one of the largest engineering, planning, and environmental consulting firms in the United States and are listed on FORTUNE magazine’s list of “100 Best Companies to Work For.” Because of this, we attract and retain quality employees who will be available for the duration of your project. Recently, Kimley-Horn jumped to #20 on Engineering News-Record’s 2018 Top 500 U.S. Design Firms. These rankings represent the combined efforts of our staff who are committed to providing client-focused service and technical excellence in everything they do.

Kimley-Horn has partnered with many California Water and Wastewater agencies to successfully deliver a wide range of projects. We have built a dedicated team of over 400 staff in our twelve California offices focused on meeting local agencies’ planning and design needs.

BiosolidsCollection SystemsInstrumentationTreatment ProcessPumpsResource Recovery