Porta-fab CORP
PortaFab manufactures prefab modular building systems for interior applications, including standard and custom offices, inplant buildings, and cleanrooms. The company produces framing systems, wall panels, doors, windows, ceiling options, climate control equipment, electrical and lighting components, and cleanroom-specific items such as air showers, fan filter units, and pass throughs. PortaFab serves manufacturing, laboratory, pharmaceutical, and warehouse industries with applications ranging from factory offices and machine enclosures to cleanrooms and controlled storage rooms.
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Porta-fab CORP | Chesterfield | MO | — | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


