| OBOrlando Branch 53 | Orlando | FL | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| OBOrlando/Division Branch 66 | Orlando | FL | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OOtis | Otis | KS | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Bend | Bend | OR | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Boise | Boise | ID | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Broadway | Spokane | WA | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Coeur D' Alene | Coeur D Alene | ID | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Coeur D' Alene | Coeur D' Alene | ID | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Colville | Colville | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Ellensburg | Ellensburg | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Gresham | Portland | OR | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Hermiston | Hermiston | OR | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC LaGrande | Island City | OR | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Lewiston | Lewiston | ID | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Moses Lake | Moses Lake | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Nampa | Nampa | ID | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Okanogan | Okanogan | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Sandpoint | Ponderay | ID | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Sunnyside | Sunnyside | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC The Dalles | The Dalles | OR | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Twin Falls | Twin Falls | ID | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOxarc LLC Vancouver | Vancouver | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Walla Walla | Walla Walla | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Wenatchee | Wenatchee | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| OLOXARC LLC Yakima | Yakima | WA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PHPacific Hydrogen LLC | San Ramon | CA | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| PPPalm Plant | Palm | PA | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| PDPekin Dry Ice Plant | Pekin | IL | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| PHPenn Hills | Verona | PA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PBPetersburg Branch 41 | Petersburg | VA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PGPleasant Gap Branch 42 | Pleasant Gap | PA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PBPleasantville Branch 40 | Pleasantville | NJ | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PPPlug Power - Charleston Tn PLant | Charleston | TN | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| PPPlug Power - Saint Gabriel La PLant | Saint Gabriel | LA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PBPortsmouth Branch 43 | Portsmouth | VA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PSPrime Specialty Gas, LLC | Houston | TX | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| PHPrometheus Hydrogen, LLC | Saint Charles | IL | Chemical Manufacturing325120 | — | ▲ REPORTED CLOSED |
| RBRaleigh Branch 56 | Raleigh | NC | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| RRartian | Keasbey | NJ | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| RRRedding Rancheria Hydrogen 2 Energy Corporation | Redding | CA | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| RDReliant Dry Ice - Amarillo | Amarillo | TX | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| RBRichmond Branch 30 | Richmond | VA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| RFRiver Falls AD1 | River Falls | WI | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| RBRoanoke Branch 52 | Roanoke | VA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| RHRock Hill Branch 50 | Rock Hill | SC | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| RBRockville Branch 25 | Rockville | MD | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| SSacramento | Sacramento | CA | Printing and Related Support Activities323111 | 1-19 | ◐ LIKELY ACTIVE |
| SASalisbury AD1 | Salisbury | VT | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| SBSalisbury Branch 34 | Salisbury | MD | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| SASan Antonio ASU | San Antonio | TX | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |