Mangione will serve as the firm’s national major projects director for all markets; Heilstedt succeeds Mangione as firm’s national highway and bridge market leader.  NEW YORK — Michael Mangione is bringing…

Brings to the firm more than 20 years of experience working with large transportation agencies, leading key transit, rail, highway and aviation projects across the U.S. JACKSONVILLE, FLORIDA — Jannet Walker-Ford,…