| DIDura-stress, INC | Leesburg | FL | Nonmetallic Mineral Product Manufacturing327331 | 100-499 | ● ACTIVE |
Gp/rm Prestress, LLC | Kapolei | HI | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
High Concrete Group, LLC | Denver | PA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| HLHubbell Lenoir City, INC. | Lenoir City | TN | Plastics and Rubber Products Manufacturing326199 | 100-499 | ● ACTIVE |
| JHJames Hardie Building Products INC | Pulaski | VA | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ● ACTIVE |
Knife River Prestress, INC | Newman Lake | WA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
Locke Solutions, LLC | Houston | TX | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| PUPlycem USA LLC | North Wilkesboro | NC | Wood Product Manufacturing321219 | 100-499 | ● ACTIVE |
| PPPro-cast Products INC | Highland | CA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
Quick Crete Products Corporation | Norco | CA | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ● ACTIVE |
Voestalpine Railway Systems Nortrak LLC | Cheyenne | WY | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
Welch Bros., INC. | Elgin | IL | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| WCWells Concrete Albany | Albany | MN | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
Binghamton Precast & Supply CORP. | Binghamton | NY | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| CTConcrete Technology Corporation | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| UCUnited Concrete Products, INC | Yalesville | CT | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ● ACTIVE |
| JHJames Hardie Building Products INC | Prattville | AL | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| JHJames Hardie Building Products INC | Peru | IL | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| TATate Access Floors | Jessup | MD | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ▲ REPORTED CLOSED |
| UUnistress | Pittsfield | MA | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| UCUniversal Concrete Prod Corp/stowe | Stowe | PA | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| BPBlakeslee Prestress INC | Branford | CT | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| CUCast-crete Usa, LLC | Seffner | FL | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ◐ LIKELY ACTIVE |
| CSCoreslab Structures INC | Indianapolis | IN | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| CSCoreslab Structures Tampa INC | Tampa | FL | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ◐ LIKELY ACTIVE |
| CSCoreslab Structures Texas | Cedar Park | TX | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| DLDutchland LLC | Gap | PA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| EPEncore Precast, LLC | Dayton | OH | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| GPGate Precast Company | Monroeville | AL | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| HEHeldenfels Enterprises, INC. | San Marcos | TX | Nonmetallic Mineral Product Manufacturing327310 | 100-499 | ◐ LIKELY ACTIVE |
| IPInternational Precast Solutions LLC | River Rouge | MI | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| JHJames Hardie Building Products | Fontana | CA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| MCMack Concrete Industries | Astatula | FL | Nonmetallic Mineral Product Manufacturing327331 | 100-499 | ◐ LIKELY ACTIVE |
Mack Industries, INC. | Valley City | OH | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| NPNapco Precast LLC | San Antonio | TX | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| NCNorthern Concrete Pipe-bay City | Bay City | MI | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ◐ LIKELY ACTIVE |
| QCQuikrete - Corona, Ca Plant | Corona | CA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| SCStandard Concrete Products | Savannah | GA | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| SCStresscon CORP | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| UCUtility Concrete Products | Morris | IL | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| VIVfp INC | Duffield | VA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| WCWells Concrete Products | Wells | MN | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |
| BCBexar Concrete Works I, Ltd | San Antonio | TX | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| BPBinghamton Precast & Supply | Binghamton | NY | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ◐ LIKELY ACTIVE |
| CPCapital Precast | San Marcos | TX | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| CPClark Pacific Adelanto | Adelanto | CA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| CSCoreslab Structures | Marshall | MO | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ◐ LIKELY ACTIVE |
| CSCoronado Stone Products | Carrollton | TX | Nonmetallic Mineral Product Manufacturing327331 | 100-499 | ◐ LIKELY ACTIVE |
| DPDailey Precast LLC | Shaftsbury | VT | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| DZDel Zotto Products of Florida | Ocala | FL | Nonmetallic Mineral Product Manufacturing327320 | 100-499 | ◐ LIKELY ACTIVE |