Macinnis Group LLC
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersRoaring Spring, PA
SAM.gov UEIWJ1KEK1FANC8
PennStress manufactures precast and prestressed concrete products including parking garages, bridge beams, buildings, prisons, and stadiums, serving the Mid-Atlantic region. The company holds Prestressed/Precast Concrete Institute (PCI) certifications in Architectural Precast Concrete Products, Prestressed Deflected Strand Bridge Beams, and Prestressed Deflected Strand Structural Members, and is a member of the National Precast Concrete Association.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Macinnis Group LLC | Roaring Spring | PA | — | 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.


