Interstates Employee Directory
ConstructionIowa, United States1001-5000 Employees
Interstates has about 1.2K employees, nearly all of them in North America. Civil Engineering & Construction and Program & Project Management make up 46% of the profiles with a known department. Interstates's workforce spans 27 departments. Interstates's workforce grew 7% between July 2025 and July 2026.