| BSBoston Sand and Gravel Plant & Garage | Charlestown | MA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| WEWhelen Engineering | Charlestown | NH | Transportation Equipment Manufacturing336320 | — | ◇ UNVERIFIED |
| BSBitumen Supply LLC | Charlestown | IN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| DSDesign Standards Precision Medical Devices | Charlestown | NH | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
 Federal Metal Finishing INC | Charlestown | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WWWhittemore Wright CO | Charlestown | MA | Leather and Allied Product Manufacturing316110 | — | ◇ UNVERIFIED |
| 3F3d Fortify | Charlestown | MA | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| AEAction Embroidery, Inc. | Charlestown | IN | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| BSBoston Sand & Gravel Company | Charlestown | MA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BGBristol Group | Charlestown | IN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CIChryso Incorporated | Charlestown | IN | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| DMDesktop Metal Operating INC | Charlestown | MA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| FPFabcon Precast | Charlestown | IN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| FRFleet Robotics | Charlestown | MA | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| FEFound Energy CO | Charlestown | MA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| IPIllini Precast LLC | Charlestown | IN | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| IMIrving Materials, INC. | Charlestown | IN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
 Lsc Communications / Charlestown | Charlestown | IN | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| MCMbta Charlestown Non-revenue Automotive Garage | Charlestown | MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| MSMbta Sullivan Traction Substation | Charlestown | MA | Electrical Equipment, Appliance & Component Manufacturing335210 | — | ◇ UNVERIFIED |
| RIRay-tech Infrared CORP | Charlestown | NH | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| TOTrend Offset Printing Services | Charlestown | IN | Printing and Related Support Activities323114 | — | ◇ UNVERIFIED |
| WAWargames Atlantic LLC | Charlestown | MA | Miscellaneous Manufacturing339930 | — | ◇ UNVERIFIED |
