Crain & Associates

We are pleased to announce the merger of Crain & Associates (Crain) and parent company KOA Corporation (KOA), combining and strengthening our technical capabilities to create innovative solutions for our clients across Southern California. KOA has over 30 years of expertise and excellence in the transportation industry, and has worked for nearly every municipal agency in Southern California. We are dedicated to serving the needs of communities to create a sustainable transportation environment for future generations with our rich experience in engineering, planning, active transportation, construction management, and grant writing & management to provide public and private agencies with unique and innovative transportation solutions.

As a kickoff to this union, we are excited to share the new Crain logo and website. Crain’s new logo is a symbol of three decades of dedication to its clients and projects from concept through construction, with the highest level of quality, trust, and strength.

As our valued client, we thank you for your continued support, and look forward to a new chapter as the KOA & Crain family. As always, our mission is to continue exceptional service and expertise to our clients across the region. All existing management and employees of both companies will remain and continue current services as one, new team to better serve you.

Our Mission & Vision

Crain & Associates is dedicated to enhancing project transportation elements, from project inception to implementation. We are committed to providing high-quality work products, timely deliverables, rigorous problem-solving and staff availability. Crain’s goal is to assist in the development of safe, multi-modal environments that provide accessibility and that connect communities.
About Us

From Concept Through Construction, we provide our clients with excellence in transportation planning, traffic engineering, parking analyses and design, and site planning assistance to facilitate project success.

We Believe In Our Team

Through the hard work of our staff, Crain has been responsible for the transportation planning and design elements for many premiere projects.

Meet Us