The Transportation Subcommittee was established to advise and provide expertise for the Green Bay MPO's transportation decision-making process. The subcomittee is comprised of individuals from public works departments, airport, rail, and other professionals who represent local governments and transportation agencies. The committee serves in an advisory capacity by reviewing and providing recommendations on studies, plans, and programs for the Green Bay Metropolitan Planning Area.
| Voting Members | Non-Voting Members |
| Eric Rakers (De Pere) - Chair | Jason Nordberg (FHWA - Madison) |
| Andy Smits (Suamico) - Vice Chair | Sydney Turner (WisDOT - Madison) |
| | Anthony Greep (FTA Region 5) |
| Heena Bhatt (Bay-Lake RPC) | Jerry Lancelle (Hobart) | | | James Brunette (Green Bay) | Troy Parr (Oneida Nation) | | | Geoff Farr (Howard) | Marty Piette (Airport) | | | Sean Gehin (Allouez) | Brian Rickert (Ashwaubenon) | | | Chris Hardy (Brown County) | Teal Spellman (Bellevue) | | | Patty Kiewiz (Green Bay Metro) | Nick Weber (WisDOT) | |
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