Honoring 44 Years of Service: Celebrating the Retirement of John Wanger, PE
After 44 years of helping Northern California communities plan, fund, and deliver critical infrastructure improvements, John Wanger, PE, is retiring from a distinguished civil engineering career marked by service, leadership, and lasting community impact Building Stronger Communities Across Northern California Throughout his career, John provided engineering services to public agencies across Northern California, supporting transportation, water, wastewater, and flood control projects that continue to serve residents today. His work helped communities move important infrastructure projects from concept to completion while addressing long-term public needs. Serving as contract City Engineer and/or Public Works Director for eight cities and contract District Engineer for four public utility special districts, John became a trusted advisor to local agencies facing complex infrastructure challenges. He also helped guide hundreds of millions of dollars in capital improvement projects through planning, funding, permitting, design, and construction administration. A Career Defined by Service and Leadership A graduate of California Polytechnic State University, San Luis Obispo, with a Bachelor of Science in Civil Engineering, John built a reputation for technical excellence, reliability, and a genuine commitment to public service. As a licensed Professional Engineer in California, he dedicated his career to helping communities address evolving infrastructure needs. That commitment extended beyond traditional engineering work. As an approved Disaster Service Volunteer for the State of California, John assisted agencies following earthquakes, fires, and floods, helping communities respond to and recover from state- and federally declared disasters. The Legacy He Leaves Behind While John’s professional accomplishments are impressive, those who know him best often point to something else: the relationships he built along the way. Throughout his career, he served as a respected mentor, trusted colleague, and valued leader whose guidance helped support fellow engineering professionals. His impact can be measured not only in completed projects, but also in the trust he earned from clients, communities, and coworkers. The lessons he shared, the standards he upheld, and the example he set will continue to influence those who follow in his footsteps. Looking Ahead to the Next Chapter Retirement may mark the end of John’s engineering career, but it certainly does not signal a slowdown. He looks forward to spending more time with his wife, three children, and five grandchildren while continuing his service to his church and volunteer organizations. He also plans to enjoy more bicycling, swimming, hiking, mountain climbing, backpacking, and travel. Most of all, he looks forward to creating new memories with family and friends. Please join us in congratulating John on a remarkable 44-year career and thanking him for his many contributions to DCCM, the engineering profession, and the communities he has served across Northern California. We wish him happiness, good health, and many rewarding adventures in the years ahead. DCCM is a unified infrastructure services firm built on the strength of legacy companies, strategically integrated to provide comprehensive engineering, land development, surveying, and infrastructure solutions across the United States. With roots dating back to 1950, DCCM is committed to collaboration, excellence, and innovation, delivering superior service through deep multidisciplinary expertise. Explore DCCM’s infrastructure services and meet the professionals helping communities plan, design, and deliver projects that create long-term value.









