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The latest NJBIZ Lists compilation ranks construction management firms based on the number of New Jersey employees. 

Founded in 1990, Piscataway-headquartered AECOM again ranked first. The firm employs 590 workers in state and maintains 16 construction and project managers. Senior executives Samuel Donelson and Scott Cortese lead operations across construction projects including commercial, heavy civil infrastructure, industrial, institutional and residential. 

Jingoli-DCO, founded in 1922 and headquartered in Lawrenceville, ranked second with 498 New Jersey employees. Tracing its roots to 1866, Iselin-based Mott MacDonald ranked third with 346 New Jersey employees. 

Structure Tone/RC Andersen/LF Driscoll, part of the STO Building Group, ranked fourth with 326 New Jersey employees. Founded in 1971, the firm operates out of Woodbridge under Neil Ascione and Michael Farrell. 

Boswell, founded in 1924 in South Hackensack, ranked fifth with 275 Garden State employees.

Provident Bank is the Premium Publication Sponsor of NJBIZ’s 2026 Book of Lists. 

Go to the NJBIZ Leads & Data Center to download the complete Construction Management Firms list or any other NJBIZ list. Subscribe to NJBIZ’s Leads & Data to gain year-round access to the data from NJBIZ lists. 

Claude.ai assisted with the creation of this article based on NJBIZ data.