| NINaturemaker INC | Carlsbad | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NINcoc INC | Oak Park | MI | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NCNdk Crystal INC | Belvidere | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NANew Age Oils, LLC | Gaffney | SC | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NENew Earth Biosciences | Salem | OR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NRNew Rule Productions, INC. | Van Nuys | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NSNew South Chemicals, INC. | Kennesaw | GA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NRNioxin Research Lab INC | Lithia Springs | GA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NJN. Jonas & CO. INC. | Bensalem | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NLNk Labs INC | Tampa | FL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| N2No. 23 Operations INC | Shasta Lake | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NMNof Metal Coatings North America INC | New Hudson | MI | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NFNomadic Frankincense & Myrrh, INC. | Minneapolis | MN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NENorcal Engineering INC | San Jose | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NVNorwalk Village CORP | Santa Fe Springs | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NINorwest Ingredients LLC Royal City | Royal City | WA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| NCNo-strip Chemical | Commerce City | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OCObsidian Chemical Solutions LLC | Midland | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| O3Olein 3 Green Valley Industrial Park | Yabucoa | PR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OBOmni Bioenergy LLC | Granite City | IL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OIOmni Industrial Solutions, INC | Longview | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OSOmnova Solutions INC. | Akron | OH | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| ONOndeo Nalco CO | Ellwood City | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| ODOpen Door Packaging | Chino | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OBOregon Basin - Polyacrylamide Plant | Park | WY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OGOrica Ground Support | Grand Junction | CO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OBOriginal Balboa Caregivers INC | Chatsworth | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| OAOxbow Activated Carbon LLC | Emlenton | PA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PDPacific Diazo Prods INC Fontana | Fontana | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PMPark Metallurgical CORP | Detroit | MI | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PRParviz Rahimian and Shohreh Rashti, Trustees of THE RAHIMIAN FAMILY TRUST, dated | City of Santa Clarita (area of Valencia) | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PTPellucere Technologies INC | Corvallis | OR | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PIPencco, INC. | Bardwell | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PRPeople's Refinery-hero Oak LLC | Santa Ana | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PPerimeter | Santa Maria | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PSPerimeter Solutions LP | Lancaster | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PSPerimeter Solutions LP | Atwater | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PSPerimeter Solutions - Mountain Home Seat Base | Mountain Home | ID | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PSPerrigo Sales CORP | Omaha | NE | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PCPetes Coolant Recycling | Orlando | FL | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PCPetra Chemical CO | Dallas | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| PRPetrochemical Refining | Freeport | TX | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PCPetro-con Chemical CO | Bronx | NY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PAPhoenix Alloy Solutions, LLC | Riverside | CA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PTPicnic Time Family of Brands INC | Moorpark | CA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| PIPilgrim International, INC. | Middlebury | IN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PPlaze | Dalton | GA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PIPlaze INC | St Louis | MO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PAPlz Aeroscience | Dalton | GA | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PIPolychemie INC | Pearlington | MS | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
