B2DB — Who said what, where, and when

Matthew J. Castelli

Mayor, City of Middleburg Heights, OH

Matthew J. Castelli is listed as Mayor, City of Middleburg Heights, OH. Matthew spoke at 2026 U.S. Water Leaders Summit in November 2026 (speaker, “Plenary #2 – Innovation and Partnerships in Northeast Ohio: Building Clean Water Infrastructure for the Future”).

Compiled from published conference agendas; not yet confirmed by Matthew. Is this you? Claim this profile.

Sessions at 1 conference

2026 U.S. Water Leaders Summit 12 November 2026