| BMBostik Manufacturing Plant | Middleton | MA | Chemical Manufacturing325520 | — | ◐ LIKELY ACTIVE |
| CICambridge Isotope Laboratories INC | Tewksbury | MA | Chemical Manufacturing325199 | 100-499 | ◐ LIKELY ACTIVE |
| CDCarpe Diem Technologies INC | Franklin | MA | Chemical Manufacturing325520 | 20-99 | ◐ LIKELY ACTIVE |
| CPClariant Plastics & Coatings Usa- Holden | Holden | MA | Chemical Manufacturing325991 | — | ◐ LIKELY ACTIVE |
| DDynasol | Canton | MA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| EIE Ink Corporation | South Hadley | MA | Chemical Manufacturing325910 | — | ◐ LIKELY ACTIVE |
| EIE Ink Corporation | Billerica | MA | Chemical Manufacturing325910 | 100-499 | ◐ LIKELY ACTIVE |
| GSGenzyme Science Center - Manufacturing | Framingham | MA | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| HWHighline Warren LLC | Leominster | MA | Chemical Manufacturing325612 | — | ◐ LIKELY ACTIVE |
| ICInnovative Chemical Products | Andover | MA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| ITItw Tacc | Rockland | MA | Chemical Manufacturing325520 | — | ◐ LIKELY ACTIVE |
| JAJain Americas - Nucedar Mills | Chicopee | MA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| JAJames Austin Company | Ludlow | MA | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| JMJohnson Matthey Pharma Services | North Andover | MA | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
Life Technologies Applied Biosystems | Bedford | MA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| MSMexichem Specialty Compounds INC | Leominster | MA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| NPNe Peptide LLC Aka Vivitide | Gardner | MA | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
| NNoveon | Leominster | MA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| OAOlympic Adhesives | Norwood, Town of | MA | Chemical Manufacturing325520 | — | ◐ LIKELY ACTIVE |
| OSOmnova Solutions INC | Fitchburg, City of | MA | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| PHParker Hannifin CORP Chomerics Div | Woburn | MA | Chemical Manufacturing325520 | — | ◐ LIKELY ACTIVE |
| PSPci Synthesis INC | Newburyport | MA | Chemical Manufacturing325132 | — | ◐ LIKELY ACTIVE |
| PDPermuthane Div of Stahl USA | Peabody | MA | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| PAPhoenix Adhesives | Acton | MA | Chemical Manufacturing325520 | 1-19 | ◐ LIKELY ACTIVE |
| POPosco (printers Oil Supply Co) | Wilmington | MA | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| PNPrima North America INC | Chicopee | MA | Chemical Manufacturing325998 | 100-499 | ◐ LIKELY ACTIVE |
| RCRoberts Chemical CO INC | Attleboro | MA | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| RWRpm Wood Finishes Group INC | Westfield | MA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| SSSartorius Stedim 450 Dlb | Marlborough | MA | Chemical Manufacturing325220 | — | ◐ LIKELY ACTIVE |
| SMSpecialty Minerals, INC. | Adams | MA | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| TATeknor Apex Thermoplastic | Leominster | MA | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| TCTurf Care Supply CORP | Hatfield | MA | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| WTWaters Technology Corporation | Taunton, Town of | MA | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| GMGaf Materials CORP | Walpole | MA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| RGRousselot Gelatine | Peabody | MA | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
Albireo Pharma, INC. | Boston | MA | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| BLBraintree Laboratories, INC. | Braintree | MA | Chemical Manufacturing325412 | 100-499 | ◐ LIKELY ACTIVE |
| CCChase Corporation | Westwood | MA | Chemical Manufacturing325520 | 500+ | ◐ LIKELY ACTIVE |
Effervescence Dx LLC | Wayland | MA | Chemical Manufacturing325413 | — | ◐ LIKELY ACTIVE |
| EBEmergent Biosolutions | Canton | MA | Chemical Manufacturing325414 | — | ◐ LIKELY ACTIVE |
Eturnum Biotechnologies, LLC | Cambridge | MA | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
| IAICP Andover | Andover | MA | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| KPKalvista Pharmaceuticals, INC. | Cambridge | MA | Chemical Manufacturing325412 | 20-99 | ◐ LIKELY ACTIVE |
| RHRadius Health, INC | Boston | MA | Chemical Manufacturing325412 | 100-499 | ◐ LIKELY ACTIVE |
| RBRentschler Biopharma Inc. | Milford | MA | Chemical Manufacturing325414 | 100-499 | ◐ LIKELY ACTIVE |
Safehands Distribution Ne, LLC | Indian Orchard | MA | Chemical Manufacturing325612 | — | ◐ LIKELY ACTIVE |
| SPServier Pharmaceuticals LLC | Boston | MA | Chemical Manufacturing325412 | 100-499 | ◐ LIKELY ACTIVE |
| TRTwin River Technologies | Quincy | MA | Chemical Manufacturing325199 | 100-499 | ◐ LIKELY ACTIVE |
| VIVerastem, INC. | Needham | MA | Chemical Manufacturing325412 | 20-99 | ◐ LIKELY ACTIVE |
| AAgenus | Lexington | MA | Chemical Manufacturing325414 | 100-499 | ◐ LIKELY ACTIVE |