| BIBruce Industrial CO INC | New Castle | DE | Chemical Manufacturing325222 | — | ◇ UNVERIFIED |
| BOBruce Oakley, INC | North Little Rock | AR | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| BLBrushby, LLC | Monrovia | IN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| BCBrush Cleaners & Laundromat | Brush | CO | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| BIBrushwellman INC - Hampton Plt | Hampton | NJ | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| BCBti Carlin Air Separation Plant | Carlin | NV | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| BCBuffalo Color CORP | Buffalo | NY | Chemical Manufacturing325132 | — | ◇ UNVERIFIED |
| BLBuffalo Lake Advanced Biofuels | Buffalo Lake | MN | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| BCBulk Chemical INC | Mohrsville | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| BCBulk Chemicals INC | Hamburg | PA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| BCBulk Chemicals, INC. | Blandon | PA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| BCBulk Chemicals, INC. | Shoemakersville | PA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| BCBulk Chem INC | Reading | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| BBBulldog Biodiesel | Ellenwood | GA | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| BFBullock Furniture Plant | Union Springs | AL | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| BHBunker Hill Mining & Metallurgical Complex | Smelterville | ID | Chemical Manufacturing325312 | — | ◇ UNVERIFIED |
| BDBurnett Dairy Cooperative Agronomy Plant | Grantsburg | WI | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| BCButcher CO. | Marlborough | MA | Chemical Manufacturing325222 | — | ◇ UNVERIFIED |
| BFB.w. Freeman INC. | Cuba | MO | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| CCC-4 Central Production Facility | Iowa | LA | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| CICabery, Il | Cabery | IL | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| CCCabot CORP. Ohio River Plant | Waverly | WV | Chemical Manufacturing325182 | — | ◇ UNVERIFIED |
| CCCabot Corporation | Billerica | MA | Chemical Manufacturing325182 | — | ◇ UNVERIFIED |
| CMCabot Microelectronics CORP | Aurora | IL | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| CICalarco INC | Corcoran | CA | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| CICalbar INC. | Philadelphia | PA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CCCal Chemical Corporation | Coventry | RI | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| CICaled Industries INC | Wayne | NJ | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
 Calgon Carbon Corporation | Blue Lake | CA | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CCCalgon Corporation Sub Merck and CO | Pasadena | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| CPCalpine Pittsburg, LLC | Pittsburg | CA | Chemical Manufacturing325181 | — | ◇ UNVERIFIED |
| CPCal-western Paints INC | Santa Fe Springs | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CLCalzyme Labs, INC | San Luis Obispo | CA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| CMCamco Mfg INC | Elkhart | IN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CSCamc - Solutions | Charleston | WV | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| CCCamdett CORP | Camden | NJ | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| CGCameron Great Lakes | Batavia | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| CICamie-campbell Inc-watson Industrial Park | St. Louis | MO | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| CECampbell Earl Mfg Co-campbell Earl Mfg CO | North Kansas City | MO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CCCandy & CO | Chicago | IL | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| CCCandy & CO | Chicago | IL | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| CECanon Environmental Technologies INC | Gloucester | VA | Chemical Manufacturing325992 | — | ◇ UNVERIFIED |
| CGCanopy Growth Corporation USA LLC | Evergreen | CO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| CMCansto Manufacturers of Coatings | Cleveland | OH | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CICantol INC | Philadelphia | PA | Chemical Manufacturing325612 | — | ◇ UNVERIFIED |
| CCCapen Careful Clnrs | Harrisburg | PA | Chemical Manufacturing325310 | — | ◇ UNVERIFIED |
| CMCapital Marble Creations INC | Lillington | NC | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| CSCapital Southwest Rectorseal | Houston | TX | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| CACapitol Adhesives | Dalton | GA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| CPCapitol Paint Manufacturing CORP | Oklahoma City | OK | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
