Obenauf's, INC. | Grangeville | ID | Chemical Manufacturing325612 | — | ● ACTIVE |
Obiter Research LLC | Champaign | IL | Chemical Manufacturing325199 | 1-19 | ● ACTIVE |
| OCOccidental Chemical Corporation - Muscle Shoals Plant | Muscle Shoals | AL | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
Ocean (caribbean) Distributors, INC. | Boca Raton | FL | Chemical Manufacturing325620 | 1-19 | ● ACTIVE |
Ocular Therapeutix, INC | Bedford | MA | Chemical Manufacturing325412 | 100-499 | ● ACTIVE |
| OIOcusoft INC. | Rosenberg | TX | Chemical Manufacturing325412 | 20-99 | ● ACTIVE |
Old Western Paints INC | Denver | CO | Chemical Manufacturing325510 | 1-19 | ● ACTIVE |
| OCOlin Chlor-alkali, Charleston Plant | Charleston | TN | Chemical Manufacturing325180 | 100-499 | ● ACTIVE |
| OCOlin CORP. Mcintosh, Alabama Plant | Mcintosh | AL | Chemical Manufacturing325180 | 100-499 | ● ACTIVE |
Omega Bio-tek, INC. | Norcross | GA | Chemical Manufacturing325180 | 1-19 | ● ACTIVE |
Omnia Products, LLC | Oxford | NC | Chemical Manufacturing325220 | 1-19 | ● ACTIVE |
Omniguide, INC | Billerica | MA | Chemical Manufacturing325411 | — | ● ACTIVE |
Ony Biotech INC | Amherst | NY | Chemical Manufacturing325412 | 20-99 | ● ACTIVE |
Optima Chemical Group LLC | Douglas | GA | Chemical Manufacturing325199 | 100-499 | ● ACTIVE |
| OMOpti Medical Systems INC | Roswell | GA | Chemical Manufacturing325413 | 100-499 | ● ACTIVE |
Optimum Technologies, INC. | Cartersville | GA | Textile Mills313111 | 20-99 | ● ACTIVE |
Orasure Technologies INC | Bethlehem | PA | Chemical Manufacturing325413 | 100-499 | ● ACTIVE |
Organabio, LLC | South Miami | FL | Chemical Manufacturing325414 | 20-99 | ● ACTIVE |
Organic Dyes and Pigments, LLC | Lincoln | RI | Chemical Manufacturing325130 | 20-99 | ● ACTIVE |
Organic Standard Solutions International LLC | North Charleston | SC | Chemical Manufacturing325199 | 20-99 | ● ACTIVE |
Organogenesis INC | Canton | MA | Chemical Manufacturing325414 | 500+ | ● ACTIVE |
| OLOrganon LLC | Jersey City | NJ | Chemical Manufacturing325412 | 500+ | ● ACTIVE |
| OMOribi Manufacturing, LLC | Commerce City | CO | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
| OEOrion Engineered Carbons | Belpre | OH | Petroleum and Coal Products Manufacturing324199 | 20-99 | ● ACTIVE |
| OEOrion Engineered Carbons Borger Plant | Borger | TX | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
Orlandi, INC | Farmingdale | NY | Chemical Manufacturing325612 | 20-99 | ● ACTIVE |
| OOrtec:easley | Easley | SC | Chemical Manufacturing325110 | 100-499 | ● ACTIVE |
Ossian INC | Davenport | IA | Chemical Manufacturing325612 | 1-19 | ● ACTIVE |
Owen Oil Tools LP | Godley | TX | Chemical Manufacturing325920 | 100-499 | ● ACTIVE |
| OSOwensboro Specialty Polymers | Owensboro | KY | Chemical Manufacturing325211 | — | ● ACTIVE |
| OIOxarc INC Pasco | Pasco | WA | Chemical Manufacturing325120 | 20-99 | ● ACTIVE |
| OIOxford Inustries of Connecticut, INC. | New Britain | CT | Chemical Manufacturing325211 | 1-19 | ● ACTIVE |
Oxford Performance Materials, INC. | South Windsor | CT | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
Oxford Pharmaceuticals, LLC | Birmingham | AL | Chemical Manufacturing325412 | 20-99 | ● ACTIVE |
Oxyrase INC. | Ontario | OH | Chemical Manufacturing325199 | 1-19 | ● ACTIVE |
| PSPacha Soap CO. | Hastings | NE | Chemical Manufacturing325611 | 20-99 | ● ACTIVE |
Pacific Industrial Development CORP | Ann Arbor | MI | Chemical Manufacturing325180 | — | ● ACTIVE |
Pacific Scientific Energetic Materials CO California LLC | Chandler | AZ | Chemical Manufacturing325920 | 100-499 | ● ACTIVE |
Pacific Scientific Energetic Materials Company (california Llc) | Hollister | CA | Chemical Manufacturing325920 | — | ● ACTIVE |
Pajarito Powder LLC | Albuquerque | NM | Chemical Manufacturing325998 | — | ● ACTIVE |
| PIPalmer Intl INC | Skippack | PA | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
Pari Respiratory Equipment, INC. | Midlothian | VA | Chemical Manufacturing325412 | 20-99 | ● ACTIVE |
Patheon Manufacturing Services LLC | Greenville | NC | Chemical Manufacturing325412 | 500+ | ● ACTIVE |
| PPPbi Performance Products INC | Rock Hill | SC | Chemical Manufacturing325220 | 20-99 | ● ACTIVE |
| PNPci Nitrogen LLC | Pasadena | TX | Chemical Manufacturing325311 | 20-99 | ● ACTIVE |
Pdm Industries, INC | Traverse City | MI | Chemical Manufacturing325510 | 1-19 | ● ACTIVE |
| PCPecora CORP | Harleysville | PA | Chemical Manufacturing325520 | 20-99 | ● ACTIVE |
Peisch, INC | Bettendorf | IA | Chemical Manufacturing325611 | 1-19 | ● ACTIVE |
Pel-freez, LLC | Rogers | AR | Food Manufacturing311611 | 20-99 | ● ACTIVE |
Pelmor Laboratories, INC | Newtown | PA | Chemical Manufacturing325212 | 1-19 | ● ACTIVE |