| BIBgi, Incorporated | Waltham | MA | Computer and Electronic Product Manufacturing334519 | — | ◇ UNVERIFIED |
| BCBrass Clothing LLC | Waltham | MA | Apparel Manufacturing315990 | — | ◇ UNVERIFIED |
| CAC and K Components LLC | Waltham | MA | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| CIComprint, INC. | Waltham | MA | Textile Mills313310 | — | ◇ UNVERIFIED |
| CCorindus | Waltham | MA | Computer and Electronic Product Manufacturing334510 | — | ◇ UNVERIFIED |
| ECExodus Communications | Waltham | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| GFG Finkenbeiner INC | Waltham | MA | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| GCGlobal Center INC | Waltham | MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
 Hardric Laboratories | Waltham | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| JMJoe's Manufacturing Company, INC. | Waltham | MA | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| LLiftlab | Waltham | MA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| LMLight Metal Platers | Waltham | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| LHLizzy's Homemade Ice Cream LLC | Waltham | MA | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| LTLyra Therapeutics | Waltham | MA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| MBManus Bio | Waltham | MA | Food Manufacturing311942 | — | ◇ UNVERIFIED |
| MAMarble and Granite International, INC. | Waltham | MA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| MRMj Research, INC. | Waltham | MA | Computer and Electronic Product Manufacturing334513 | — | ◇ UNVERIFIED |
| MModerna | Waltham | MA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| QTQuantum Trust LLC | Waltham | MA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| RCRidgeline Capital Holding Corp. | Waltham | MA | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| RMRoche Molecular Systems | Waltham | MA | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| UOUsdol Osha - Andover | Waltham | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| VIVulcanforms INC. | Waltham | MA | Machinery Manufacturing333249 | — | ◇ UNVERIFIED |
| YBYum Bunnies Cakery, inc. | Waltham | MA | Food Manufacturing311813 | — | ◇ UNVERIFIED |
