Katz Okitsu & Associates (KOA) is a leading transportation engineering firm based in Orange, CA, with multiple offices across Southern California. With a rich history and a dedicated team, KOA offers a wide range of services including transportation engineering, mobility planning, construction management, and intelligent transportation systems.
Committed to providing the highest level of service, KOA combines expertise and innovation to deliver effective solutions for their clients. With a strong portfolio and thought leadership in the industry, KOA continues to be a trusted partner in the field of transportation engineering and management.
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