Integrated Facility Services Employee Directory

ConstructionMissouri, United States51-200 Employees

Integrated Facility Services designs, builds, and maintains climate-control and building systems for commercial facilities, focusing on occupant comfort, safety, and long-term energy efficiency. Based in Fenton, Missouri, the company works with client facility teams across the Midwest and nationwide, pairing engineering expertise with skilled technicians to implement and operate complex systems.

For more than five decades, IFS has offered mechanical engineering and building services, including HVAC, plumbing, building automation, fire protection, and around-the-clock service. Its project history includes renovations and upgrades at facilities in Missouri, such as the Masonic Complex in Columbia and a cooling tower replacement at the Louis K. Roos County Government Building in Clayton. In 2022, the firm expanded its facilities to St. Louis and earned regional recognition as a top Midwest specialty contractor and among St. Louis' largest mechanical contractors.

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