| NANov Ameron | Anniston | AL | — | ◐ LIKELY ACTIVE |
| NWNyco Wollastocoat Product Plant | Willsboro | NY | — | ◐ LIKELY ACTIVE |
| OCOhio County Road Department | Hartford | KY | — | ◐ LIKELY ACTIVE |
| OAOkeechobee Asphalt/concrete Plant, Cw Roberts Contracting INC. | Okeechobee | FL | — | ◐ LIKELY ACTIVE |
| OAOldcastle Apg South, INC. | Auburndale | FL | — | ◐ LIKELY ACTIVE |
| OPOldcastle Precast | Ogden | UT | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group Dba Telluride Gravel | Telluride | CO | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group Dba United CO of Mesa | Grand Junction | CO | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group - Hma Plant | Canon City | CO | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group INC Dba Four Corners | Pagosa Springs | CO | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group INC Dba United CO of | Paonia | CO | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw - Trinidad Hma Gen | Trinidad | CO | — | ◐ LIKELY ACTIVE |
| OGOnslow Grading & Paving, INC. | Hubert | NC | — | ◐ LIKELY ACTIVE |
| OROrgain Ready Mix Concrete Co., INC. | Clarksville | TN | — | ◐ LIKELY ACTIVE |
| OMOutback Materials | Friant | CA | — | ◐ LIKELY ACTIVE |
| OIOuzts-wilbert INC | Florence | SC | — | ◐ LIKELY ACTIVE |
| OMOverland Material and Manufacturing INC / Ommi Astec 5 | Antlers | OK | — | ◐ LIKELY ACTIVE |
| OCOxford Const Plt 3 | Lumpkin | GA | — | ◐ LIKELY ACTIVE |
| ODOxford Division of B and B Concrete Company INC | Oxford | MS | — | ◐ LIKELY ACTIVE |
| OROxford Recycling INC | Englewood | CO | — | ◐ LIKELY ACTIVE |
| OBOzinga Brothers, INC. | New Buffalo | MI | — | ◐ LIKELY ACTIVE |
| PCPace Construction CO St Charles Plant | Saint Charles | MO | — | ◐ LIKELY ACTIVE |
| PAPalestine Asphalt | Palestine | TX | — | ◐ LIKELY ACTIVE |
| PSPallette Stone CORP Saratoga Springs Quarry | Saratoga Springs | NY | — | ◐ LIKELY ACTIVE |
| PAPalmer Asphalt Company | Bayonne | NJ | — | ◐ LIKELY ACTIVE |
| PCPalmetto CORP - Greer Plant | Greer | SC | — | ◐ LIKELY ACTIVE |
| PAPanagakos Asphalt Paving | Greenville | SC | — | ◐ LIKELY ACTIVE |
| PMParthenon Marble Products INC | Greenville | SC | — | ◐ LIKELY ACTIVE |
| PMPavement Maintenance LLC | Fort Myers | FL | — | ◐ LIKELY ACTIVE |
| PMPaw Materials, INC | Land O Lakes | FL | — | ◐ LIKELY ACTIVE |
| PDPayne & Dolan INC C34 | Kinross | MI | — | ◐ LIKELY ACTIVE |
| PPPayson Pit | Phoenix | AZ | — | ◐ LIKELY ACTIVE |
| PMPearson Materials (asphalt Plant #2) (portable) (air) | Kansas | KS | — | ◐ LIKELY ACTIVE |
| PIPeckham Industries | Port Chester | NY | — | ◐ LIKELY ACTIVE |
| PMPeckham Materials CORP. | Franklin | NH | — | ◐ LIKELY ACTIVE |
| PMPeckham Materials CORP Plant 31 | Hudson Falls | NY | — | ◐ LIKELY ACTIVE |
| PJPenn Jersey Building Materials-pleasantville Plant (form:eastern Transit Mix) | Egg Harbor | NJ | — | ◐ LIKELY ACTIVE |
| PSPennsy Supply - East Petersburg Hma Plant | Manheim | PA | — | ◐ LIKELY ACTIVE |
| PSPennsy Supply Inc/landisville Quarry | Landisville | PA | — | ◐ LIKELY ACTIVE |
| PSPennsy Supply Inc/penn Twp Quarry | Newville | PA | — | ◐ LIKELY ACTIVE |
| PSPennsy Supply Prescott Quarry | Lebanon | PA | — | ◐ LIKELY ACTIVE |
| PCPenny's Concrete INC Excelsior | Excelsior Springs | MO | — | ◐ LIKELY ACTIVE |
| PRPensacola Ready Mix USA | Gulf Breeze | FL | — | ◐ LIKELY ACTIVE |
| PGPhoenix Global | Riverdale | IL | — | ◐ LIKELY ACTIVE |
| PRPhoenix Recycling | Ashland | VA | — | ◐ LIKELY ACTIVE |
| PIPike Industries INC - New Hampton | New Hampton | NH | — | ◐ LIKELY ACTIVE |
| PIPike Industries Plant #801 (swanton) | Swanton | VT | — | ◐ LIKELY ACTIVE |
| PBPine Belt Ready Mix, Glendale Avenue Plant | Hattiesburg | MS | — | ◐ LIKELY ACTIVE |
| PBPine Bluff Sand & Gravel Plant #2 | Pine Bluff | AR | — | ◐ LIKELY ACTIVE |
| PGPittsburgh Glass Works LLC | Westland | MI | — | ◐ LIKELY ACTIVE |