| FACILITY | CITY | STATE | INDUSTRY | EMPLOYEES | STATUS |
|---|---|---|---|---|---|
| Classic Rock Fabrication, LLC - Harrisburg | Harrisburg | PA | 327991 | 20-99 | LIKELY ACTIVE |
| Blue Dot Readi-mix, LLC - Harrisburg | Harrisburg | NC | 327320 | — | LIKELY ACTIVE |
| Pinnacle Health/harrisburg Hosp | Harrisburg | PA | 327331 | — | LIKELY ACTIVE |
| Bluedot-readi-mix-harrisburg (plant #102) | Harrisburg | NC | 327320 | — | UNVERIFIED |
| Brandon Materials Harrisburg Plant | Harrisburg | SD | 327112 | — | UNVERIFIED |
| Hydro Conduit Corporation | Harrisburg | NC | 327332 | — | UNVERIFIED |
| Pennsy Supply INC Paxton St Ready Mix | Harrisburg | PA | 327320 | — | UNVERIFIED |
| Thomas Concrete of Carolina, INC. - Harrisburg Plant | Harrisburg | NC | 327320 | — | UNVERIFIED |
| Tison & Hall Concrete Prod INC | Harrisburg | IL | 327331 | — | UNVERIFIED |
| United Concrete | Harrisburg | SD | 327320 | — | UNVERIFIED |
| Knife River - Prestress Division Harrisburg | Harrisburg | OR | 327390 | 20-99 | LIKELY ACTIVE |
| Bob Barnett Ready-mix | Harrisburg | IL | 327320 | — | UNVERIFIED |
| Duffield Holding, LLP | Harrisburg | AR | 327320 | — | UNVERIFIED |
| Mobley Concrete Company | Harrisburg | AR | 327320 | — | UNVERIFIED |
