Marshall MacOmber

Background

About Marshall MacOmber

Visionary executive and public speaker with a unique blend of business development, political strategy, communications, and public sector experience. Expert in transportation and community infrastructure project development, planning, and financing. Currently founder and president of ThinkP3, a DC-based infrastructure advisory practice. ThinkP3 offers government relations, grants advisory, communications, and business development services for the energy, transportation, and vertical construction markets. Among other advocacy achievements, he successfully lobbied for the creation of a new USDOT technical assistance program in the 2021 infrastructure bill. The program provides state DOTs and other project sponsors access to legal, financial, and technical advisors. Macomber is co-host of the infrastructure-focused podcast, The Connection, and most recently moderated panels on transit-oriented development at the U.S. Housing & Community Development conference in Dallas and on Federal grant opportunities at the U.S. Conference of Mayors’ 92nd Annual Meeting in Kansas City, MO. He is also a consensus builder who initiated, led, and managed a P3 Coalition of over 20 Washington, DC-based industry associations and organizations. Prior to ThinkP3, Macomber served as Chief of Staff to a senior Member of Congress. There he managed a $1.3 million budget, oversaw 15 staff across three offices, and was the top strategist for five re-election campaigns.Macomber earned his MBA from Georgetown University in Washington, DC, and an undergraduate degree in Journalism from the University of Georgia. He is a member of the ESG & Infrastructure Steering Group at George Washington University’s Institute for Corporate Responsibility; a member of the Board of Visitors of the Build America Center at the University of Maryland; and a friend of several Transportation Research Board working committees. A driving passion for growing public transit, building walkable and equitable cities, decarbonizing America’s energy grid, and improving transportation and housing infrastructure gets him up in the morning and keeps him up at night. He and his family live in Washington, DC.