| COCity of Mountain View | Mountain View | CA | — | ◇ UNVERIFIED |
| COCity of Pittsburg | Pittsburg | KS | — | ◇ UNVERIFIED |
| COCity of Pittsburgh Asphalt Plant | Pittsburgh | PA | — | ◇ UNVERIFIED |
| COCity of St Paul Asphalt Plant | Saint Paul | MN | — | ◇ UNVERIFIED |
| COCity of Syracuse Dept of Public Works | Syracuse | NY | — | ◇ UNVERIFIED |
| COCity of Trinidad | Trinidad | CO | — | ◇ UNVERIFIED |
| COCity of Trinidad | Trinidad | CO | — | ◇ UNVERIFIED |
| COCity of Wolf Point Asphalt Plant | Wolf Point | MT | — | ◇ UNVERIFIED |
| COCity Oil-chevron | Longmont | CO | — | ◇ UNVERIFIED |
| CCCivil Constructors INC | Freeport | IL | — | ◇ UNVERIFIED |
| CMC.j. Miller, LLC - Westminster | Westminster | MD | — | ◇ UNVERIFIED |
| CSClairton Slag Inc/west Elizabeth Paving Matl Plt | West Elizabeth | PA | — | ◇ UNVERIFIED |
| CPClarkdale Plant #24 | Phoenix | AZ | — | ◇ UNVERIFIED |
| CAClarksburg Asphalt Company, Bridgeport | Bridgeport | WV | — | ◇ UNVERIFIED |
| CPClassic Petroleum Services, INC. | Lawton | TN | — | ◇ UNVERIFIED |
| CLC & L Concrete Works INC | Camden | NC | — | ◇ UNVERIFIED |
| CEClean Earth of Maryland INC | Hagerstown | MD | — | ◇ UNVERIFIED |
| CPCleburne Plant | Cleburne | TX | — | ◇ UNVERIFIED |
| CLClemente Latham Bridgeville Plant | Monticello | NY | — | ◇ UNVERIFIED |
| CHCleveland Hma | Cleveland | TX | — | ◇ UNVERIFIED |
| CICleveland Intergrity Services, INC. | Nederland | TX | — | ◇ UNVERIFIED |
| CQCleveland Quarry Robert Smith, Incorporated | Cleveland | TN | — | ◇ UNVERIFIED |
| CMClifton Mine | Ocala | FL | — | ◇ UNVERIFIED |
| CQClinton Quarry | Clinton | TN | — | ◇ UNVERIFIED |
| CCCloud CO. Highway Dept. (asphalt Plant) | Concordia | KS | — | ◇ UNVERIFIED |
| CMCloverleaf Mixing | Winston Salem | NC | — | ◇ UNVERIFIED |
| CSC&m Sand and Gravel CO | Erie, 0.6 Mi Nw of | CO | — | ◇ UNVERIFIED |
| CNC Nelson Sigmon Paving Incorporated | Conover | NC | — | ◇ UNVERIFIED |
| CLCnty Line Wrightsville Quarry | Wrightsville | PA | — | ◇ UNVERIFIED |
| CVCoachella Valley Aggregates INC | Indio | CA | — | ◇ UNVERIFIED |
| CACoastal Asphalt LLC | Georgetown | SC | — | ◇ UNVERIFIED |
| CBCoastal Bridge CO LLC - Hot Mix Asphalt Plant | Sulphur | LA | — | ◇ UNVERIFIED |
| CECoastal Emulsions of Missouri | Miller | MO | — | ◇ UNVERIFIED |
| CECoastal Energy Corporation / Coastal Energy Corporation | Clinton | OK | — | ◇ UNVERIFIED |
| CRCoastal Refining CORP | Savannah | GA | — | ◇ UNVERIFIED |
| CLCoast Land Clearing Incorporated | La Canada Flintridge | CA | — | ◇ UNVERIFIED |
| CIColaska Inc, Dba Se/secon Astec Six Pack | Juneau | AK | — | ◇ UNVERIFIED |
| CMCold Mix Inc, Wren Facility | Nettleton | MS | — | ◇ UNVERIFIED |
| CRCold River Materials | Walpole | NH | — | ◇ UNVERIFIED |
| CAColeman Asphalt Plant | Sumterville | FL | — | ◇ UNVERIFIED |
| CLColjen Leasing LTD Elpaso Asphalt | Colorado Springs | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Highways | Unknown | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Highways #5002 | Grand Junction | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Highways #5009 | Aurora | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Highways #5015 | Unk | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Transportation | Alamosa | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Transportation #5006 | Briggsdale | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Transportation #5006 | Sterling | CO | — | ◇ UNVERIFIED |
| CDColo Dept of Transportation #5011 | Pueblo | CO | — | ◇ UNVERIFIED |
| CFColonial Foundation Terminal Asphalt Refinery | Savannah | GA | — | ◇ UNVERIFIED |
| CAColorado Asphalt Services INC | Commerce City | CO | — | ◇ UNVERIFIED |
| CAColorado Asphalt Services Inc-port Crush | Commerce City | CO | — | ◇ UNVERIFIED |
| CPColorado Pavement Maintenance INC | Rifle | CO | — | ◇ UNVERIFIED |
| CPColorado Petroleum, INC | Denver | CO | — | ◇ UNVERIFIED |
| CSColorado Seal & Stripe INC | Littleton, 4.8 Mi Se of | CO | — | ◇ UNVERIFIED |
| CRColumbia Ready Mix Anderson Pit | Wapato | WA | — | ◇ UNVERIFIED |
| CRColumbia Ready Mix Parker | Parker | WA | — | ◇ UNVERIFIED |
| CRColumbia Ready Mix Wapato Pit and Asphalt Plant | Wapato | WA | — | ◇ UNVERIFIED |
| CACommercial Asphalt CO - Plant 902 | Burnsville | MN | — | ◇ UNVERIFIED |
| CACommercial Asphalt CO - Plant 903 | Rosemount | MN | — | ◇ UNVERIFIED |
| CACommercial Asphalt CO - Plant 904 | Maple Grove | MN | — | ◇ UNVERIFIED |
| CACommercial Asphalt CO - Plant 907 | Scandia | MN | — | ◇ UNVERIFIED |
| CACommercial Asphalt CO - Plant 911 | Shakopee, City of | MN | — | ◇ UNVERIFIED |
| CACommercial Asphalt Supply Fennelton | Fenelton | PA | — | ◇ UNVERIFIED |
| CACommercial Asphalt Supply/slippery Rock | Slippery Rock | PA | — | ◇ UNVERIFIED |
| CPCommercial Pavers | Louisville | KY | — | ◇ UNVERIFIED |
| CPCommercial Paving & Recycling | Scarborough | ME | — | ◇ UNVERIFIED |
| CACommerical Asphalt CO 912 - Eden Prairie | Eden Prairie | MN | — | ◇ UNVERIFIED |
| CACommunity Asphalt | Vero Beach | FL | — | ◇ UNVERIFIED |
| CACommunity Asphalt CORP | West Palm Beach | FL | — | ◇ UNVERIFIED |
| CACommunity Asphalt CORP. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| CACommunity Asphalt Corporation | Hialeah | FL | — | ◇ UNVERIFIED |
| CACommunity Asphalt Corporation | Fort Myers | FL | — | ◇ UNVERIFIED |
| CACommunity Asphalt Site Reconfiguration | Vero Beach | FL | — | ◇ UNVERIFIED |
| CQComo Quarry | Cheektowaga | NY | — | ◇ UNVERIFIED |
| CACompetitive Asphalt Coatings, Inc, Dba Viking Materials | Redlands | CA | — | ◇ UNVERIFIED |
| CTCompound Technologies | Cartersville | GA | — | ◇ UNVERIFIED |
| CIConmat INC | Freeport | IL | — | ◇ UNVERIFIED |
| CIConmat INC | Elizabeth | IL | — | ◇ UNVERIFIED |
| CIConmat INC | Pecatonica | IL | — | ◇ UNVERIFIED |
| CIConmat INC | Dixon | IL | — | ◇ UNVERIFIED |
| CRConnell Resources INC | Steamboat Springs | CO | — | ◇ UNVERIFIED |
| CRConnell Resources Inc_wellington Downs P | Fort Collins | CO | — | ◇ UNVERIFIED |
| CRConnell Resources - Tinmath Connell Pit | Fort Collins | CO | — | ◇ UNVERIFIED |
| CDConnie Danley Construction - 60tph Asphalt Plant No1719 | Alamogordo | NM | — | ◇ UNVERIFIED |
| CPConoco Phillips | Karnes City | TX | — | ◇ UNVERIFIED |
| CPConoco Phillips | Carson | CA | — | ◇ UNVERIFIED |
| CConocophillips | Borger | TX | — | ◇ UNVERIFIED |
| CCConocophillips Co,la Terminal East | Los Angeles | CA | — | ◇ UNVERIFIED |
| CPConoco Phillips Company | Deadhorse | AK | — | ◇ UNVERIFIED |
| CCConocophillips Company | Wilmington | CA | — | ◇ UNVERIFIED |
| CPConoco Phillips - Phoenix Terminal | Phoenix | AZ | — | ◇ UNVERIFIED |
| CHConroe Hma | Conroe | TX | — | ◇ UNVERIFIED |
| CFConsolidated Fiberglass | Bakersfield | CA | — | ◇ UNVERIFIED |
| CPConsolidated Paving INC | Peoria | IL | — | ◇ UNVERIFIED |
| CAConstruction Asphalt Paving Services INC | Unicoi | TN | — | ◇ UNVERIFIED |
 Construction Services & Maintenance Inc/ | Crump | TN | — | ◇ UNVERIFIED |
| CIConstructors INC. (6800 Cornhusker) | Lincoln | NE | — | ◇ UNVERIFIED |
| CIConstructors INC Plant 807 | Blair | NE | — | ◇ UNVERIFIED |
| CIConstructors INC Plant 820 | West Point | NE | — | ◇ UNVERIFIED |
