| FMFirelands Manufacturing, LLC | Plymouth | OH | Fabricated Metal Product Manufacturing332999 | 1-19 | ◇ UNVERIFIED |
| FEFluidyne Engineering Corporation | Plymouth | MN | Machinery Manufacturing333994 | 1-19 | ◇ UNVERIFIED |
| HWHayden Water Company, LLC | Plymouth | WI | Beverage and Tobacco Product Manufacturing312112 | 1-19 | ◇ UNVERIFIED |
| PLPalletworks, LLC | Plymouth | WI | Wood Product Manufacturing321920 | 1-19 | ◇ UNVERIFIED |
| PAPerformance Acquisitions Inc | Plymouth | MN | Miscellaneous Manufacturing339950 | 20-99 | ◇ UNVERIFIED |
| PMPlymouth Marble and Granite, LLC | Plymouth | MA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◇ UNVERIFIED |
| PCPowder Coating Technologies INC | Plymouth | MN | Fabricated Metal Product Manufacturing332812 | 1-19 | ◇ UNVERIFIED |
| QSQuadent Studio INC | Plymouth | MN | Miscellaneous Manufacturing339116 | 1-19 | ◇ UNVERIFIED |
| QRQuality Resource Group INC | Plymouth | MN | Printing and Related Support Activities323111 | 100-499 | ◇ UNVERIFIED |
| SPSpecial Projects Incorporated | Plymouth | MI | Fabricated Metal Product Manufacturing332999 | 20-99 | ◇ UNVERIFIED |
| TTTaurus Tool & Machine, Inc. | Plymouth | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| 1H105399 - Hoosier Racing Tire Corporation | Plymouth | IN | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| 1C107073 - Composite Technology Assemblies LLC | Plymouth | IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| 9T91853 - Turning INC | Plymouth | MN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| 9V92003 - Vinyl Art INC | Plymouth | MN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| 9P92167 - Proto Labs INC | Plymouth | MN | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| 9N92261 - Neometrics INC | Plymouth | MN | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| 9P92300 - Production Tool - Manufacturing INC | Plymouth | MN | Fabricated Metal Product Manufacturing332212 | — | ◇ UNVERIFIED |
| 9T92478 - Twin City Optical CO INC | Plymouth | MN | Miscellaneous Manufacturing339113 | — | ◇ UNVERIFIED |
| 9P92587 - Prospect Analytical Technology INC | Plymouth | MN | Machinery Manufacturing333294 | — | ◇ UNVERIFIED |
| 9G92688 - G K and M Enterprises Dba Signcrafters Outdoor | Plymouth | MN | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| 9H92745 - Hamer Fischbein LLC | Plymouth | MN | Machinery Manufacturing333993 | — | ◇ UNVERIFIED |
| 9T93157 - the Closet Factory | Plymouth | MN | Furniture and Related Product Manufacturing337215 | — | ◇ UNVERIFIED |
| 9A93476 - Accraply INC | Plymouth | MN | Machinery Manufacturing333243 | — | ◇ UNVERIFIED |
| AWAbsopure Water | Plymouth | MI | Beverage and Tobacco Product Manufacturing312112 | — | ◇ UNVERIFIED |
| AWAbsopure Water CO | Plymouth | MI | Beverage and Tobacco Product Manufacturing312112 | — | ◇ UNVERIFIED |
| ADAcrylic Design Associates | Plymouth | MN | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| AUAdient US LLC | Plymouth | MI | Transportation Equipment Manufacturing336360 | — | ◇ UNVERIFIED |
| AVAmerican Velodur Metal INC | Plymouth | MA | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| AMAutocam Medical | Plymouth | MA | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| BSBae Systems Info & Electronic Sys INC | Plymouth | MA | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| BSBae Systems Information & Electronic Systems Integration INC | Plymouth | MA | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| BEBanner Engineering CORP | Plymouth | MN | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| BPBayard Printing Group | Plymouth | PA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| BUBern Unlimited, INC. | Plymouth | MA | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| BLBioLine, LLC | Plymouth | IN | Plastics and Rubber Products Manufacturing326111 | — | ◇ UNVERIFIED |
| BLBookBrowsers LLC | Plymouth | MA | Printing and Related Support Activities323120 | — | ◇ UNVERIFIED |
| BSBrenner Signs & Awnings, LLC | Plymouth | MA | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| BSBrenner Signs LLC | Plymouth | MA | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| BPBrookdale Plastics | Plymouth | MN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| BHBusiness Hub LLC | Plymouth | NH | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| CRCantel - Revox | Plymouth | MN | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| CMCayenne Medical INC | Plymouth | MN | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| CSCbt Services INC | Plymouth | NC | Paper Manufacturing322121 | — | ◇ UNVERIFIED |
| CCCdf Corporation | Plymouth | MA | Plastics and Rubber Products Manufacturing326112 | — | ◇ UNVERIFIED |
| CTCertain Teed | Plymouth | WI | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| CHChampion Home Builders, INC. | Plymouth | NC | Wood Product Manufacturing321991 | — | ◇ UNVERIFIED |
 Clarus Medical LLC | Plymouth | MN | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| CCConstellium Ctec | Plymouth | MI | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| CTContour T & M Shop Inc | Plymouth | MI | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
