| CCCemex Construction Materials P | Fairfield | CA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CCCemex Construction Materials Pacific LLC | Apple Valley | CA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CCCemex Construction Materials Pacific LLC | Apple Valley | CA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CICemex INC Demopolis Plant | Demopolis | AL | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CICemex INC - Redlands Plant | Riverside | CA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CRCemex - River Plant | Victorville | CA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CCChandler Concrete / Piedmont INC. - Sal | Salisbury | NC | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CDChicago Dept of Transportation | Chicago | IL | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CQCiment Quebec, INC. | Everett | MA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CLCmu, LLC | Puyallup | WA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CPCollins Pit | Platte | WY | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CCContinental Cement Company - Ste. Genevieve | Ste. Genevieve | MO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CCCooper Canyon Boutique Trailers and Tanks, LLC | El Paso | TX | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CHCopeland Holdings, LLC | Watkins | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CTCpc Terminals - Wilmington | Wilmington | CA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CRCross Roads Industries, INC. | Victoria | TX | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
 Cts Cement Manufacturing Corporation Cordele Plant | Cordele | GA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CCCumberland Concrete Corporation | Lavale | MD | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CCCumberland Concrete Corporation | Lavale | MD | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CWC. William Hetzer/beaver Creek West | Hagerstown | MD | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| DRDkn Ready Mix LLC | Glen Cove | NY | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| DWDon Ward INC | Pueblo | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| DPDragon Products Company, INC. | Frenchville | ME | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| EREddystone Rock and Ready Mix LLC | Ketchikan | AK | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| ECEssroc Cement Corporation | Middlebranch | OH | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| ECEssroc Cement Terminal | Oswego | NY | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| ECEssroc/nazareth Cement Plt 3 | Nazareth | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| ECExpress Concrete & Traffic Control Inc | Suwanee | GA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| FSFiore Stone, Inc. | Las Vegas | NV | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| GRGcc Rio Grande - Pueblo Cement Plant | Avondale | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| GRGlasgow Ready Mix | Glasgow | MO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| GFGlens Falls Lehigh Northeast Cement | Wilmington | MA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| GPGrandscape Precast, Inc. | Crescent | IA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HEHalliburton Energy Services | Woodland | CA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HRHanson Ready Mix INC. | Fredericksburg | VA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HMHeidelberg Materials' Cementon/alsen Quarry | Catskill | NY | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HMHeidelberg Materials US Cement LLC | Speed | IN | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HMHeidelberg Materials US Cement Llc/nazareth | Nazareth | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HEHeldenfels Enterprises, INC. | El Paso | TX | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HCHippo Concrete LLC | King of Prussia | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HPHolcim Portland Plant | Florence | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HIHolcim (us) INC - Fort Collins Terminal | Fort Collins 3.9 Mi. Nw of | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HIHolcim (us) INC. Portland Pla Nt | Florence, 3.8 Mi E of | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HUHolcim US INC Ravensdale | Ravensdale | WA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HCHoyte's Concrete Products, Inc | Rome | NY | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| JCjhz cement llc | Sterling | IL | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| KPKeystone Portland Cement/east Allen | Bath | PA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| LHLafarge Holcim | Ravena | NY | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| LLafargeholcim | Green Bay | WI | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| LNLafarge North America, INC. | Nashville | TN | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
