HNTB has made several appointments. Krista Putrino was promoted to sales manager and associate vice president; she was previously its Northeast division marketing manager. Michael Trabold has joined the company as senior project manager and vice president in New York City; he was a project manager at AECOM. Paresh Patel was hired as project director and associate vice president in the firm’s New York City-based transit-rail practice; he had been program manager at the Metropolitan Transportation Authority. William Birch also has joined as senior project manager and associate vice president, leading the firm’s work for the New Jersey Dept. of Transportation. He was previously the agency’s executive regional manager.