| MIMorcon INC | Cambridge | NY | Paper Manufacturing322299 | — | ◇ UNVERIFIED |
| ACAirpax CORP. | Cambridge | MD | Computer and Electronic Product Manufacturing334000 | — | ◇ UNVERIFIED |
| APAlnylam Pharmaceutals | Cambridge | MA | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| AEAmerican Engineered Components INC | Cambridge | MA | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| ADAnalog Devices | Cambridge | MA | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| CPCalifornia Products CORP | Cambridge | MA | Petroleum and Coal Products Manufacturing324122 | — | ◇ UNVERIFIED |
| CBCambridge Brands, Inc., a Subsidiary of Tootsie Roll Industries, INC. | Cambridge | MA | Food Manufacturing311330 | — | ◇ UNVERIFIED |
| CRCambridge Rindge & Latin High School | Cambridge | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| CRCentral Ready Mix Cambridge Plant | Cambridge | MD | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| EIEckel Industries Noise Control Technologies | Cambridge | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| EIE Ink Corporation | Cambridge | MA | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| GAGcp Applied Technologies INC. | Cambridge | MA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| HCHaviland Candy | Cambridge | MA | Food Manufacturing311340 | — | ◇ UNVERIFIED |
| HCHyperion Catalysis INC | Cambridge | MA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| IPIdenix Pharmaceuticals INC | Cambridge | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| IBIggys Bread of the World | Cambridge | MA | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| ITIntercoastal Trading INC | Cambridge | MD | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| KLKennedy Lofts | Cambridge | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| MPMillennium Pharmaceuticals INC | Cambridge | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| MTModerna Therapeutics | Cambridge | MA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| NANls Asphalt, INC. - Plant #4 | Cambridge | OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| OIOptiblend Industries-cambridge | Cambridge | OH | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| PMPackaging Materials, INC. | Cambridge | OH | Plastics and Rubber Products Manufacturing326111 | — | ◇ UNVERIFIED |
| PRPfizer Research | Cambridge | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| PIPicoma Industries-a Division of Zekelman Industries | Cambridge | OH | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| PCPolaroid CORP | Cambridge | MA | Chemical Manufacturing325992 | — | ◇ UNVERIFIED |
| RKRb Kendall Fee LLC | Cambridge | MA | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| RURegina USA INC | Cambridge | MD | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| SPShire Pharmaceuticals | Cambridge | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| SHShore Holdings INC Dba Choptank Engines | Cambridge | MD | Transportation Equipment Manufacturing336310 | — | ◇ UNVERIFIED |
| SCSmith Concrete Cambridge 05452 | Cambridge | OH | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TFTrw Fasteners Div | Cambridge | MA | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| UWUS Water Services INC | Cambridge | MN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| WRWyeth Research | Cambridge | MA | Computer and Electronic Product Manufacturing334516 | — | ◇ UNVERIFIED |
| FEFox Engineering LLC | Cambridge | MN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| VIVanpro INC | Cambridge | MN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| ASAci Services INC | Cambridge | OH | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| AAddgene | Cambridge | MA | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| ACAdvanced Centrifugals | Cambridge | WI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ACAdvanced Centrifugals LTD | Cambridge | WI | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| AIAlkermes INC | Cambridge | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| APAlnylam Pharmaceuticals INC | Cambridge | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
 Applied Biosystems INC | Cambridge | MA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| ATAre Tech Square LLC | Cambridge | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| APArtisan Printing of Vermont LLC | Cambridge | VT | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| BBB & B Metals | Cambridge | IL | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| BIBesler Industries INC | Cambridge | NE | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| BLBiodevelopment Laboratories I | Cambridge | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| BHBishop Hill Energy LLC | Cambridge | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| BBBrooks Barrel Company INC | Cambridge | MD | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
