| SNSappi NA - Portland | Portland | ME | Paper Manufacturing322121 | 100-499 | ◐ LIKELY ACTIVE |
| SSStroudwater Spirits | Portland | ME | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| TDThe Design Tex Group INC. | Portland | ME | Textile Product Mills314999 | — | ◐ LIKELY ACTIVE |
| TOThree of Strong Spirits | Portland | ME | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| WBWISE Business forms | Portland | ME | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| ASAc Seafood | Portland | ME | Food Manufacturing311712 | 1-19 | ◇ UNVERIFIED |
| CMChart Metalworks, LLC | Portland | ME | Miscellaneous Manufacturing339910 | 1-19 | ◇ UNVERIFIED |
| GBGoodfire Brewing Company, LLC | Portland | ME | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| RTRising Tide Brewing Company, LLC | Portland | ME | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| TCTandem Coffee Roasters LLC | Portland | ME | Food Manufacturing311920 | 1-19 | ◇ UNVERIFIED |
| TRT. R. Sign Design, Inc. | Portland | ME | Miscellaneous Manufacturing339950 | 1-19 | ◇ UNVERIFIED |
| WLWassail, LLC | Portland | ME | Beverage and Tobacco Product Manufacturing312130 | 1-19 | ◇ UNVERIFIED |
| AAdecco | Portland | ME | Transportation Equipment Manufacturing336399 | — | ◇ UNVERIFIED |
| BHBachelder Holding, LLC | Portland | ME | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| BBBelleflower Brewing Company, LLC | Portland | ME | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| BBBlackbird Baking Company LLC | Portland | ME | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| CHCianbro Hornbeck Mpsv Conversion | Portland | ME | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| CHCozy Harbor Seafood | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| CHCozy Harbor Seafood, INC. | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| DBDouty Brothers, INC. | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| DSDowneast Specialty Products | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| EIEnvirologix INC. | Portland | ME | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| EFEtheridge Foundry and Machine CO | Portland | ME | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| IFIcebrand Foods, INC. | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| LDLay Day Roasters, LLC | Portland | ME | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| MBMaine Beer Company, LLC | Portland | ME | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| MSMe Stream Seafood | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| MFM.f. Foley Co., INC. | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| NENew England Fiberglass Company, INC. | Portland | ME | Transportation Equipment Manufacturing336612 | — | ◇ UNVERIFIED |
| NANorth Atlantic, INC. | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| OCOsdba Creations LLC | Portland | ME | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| OHOSDBA Holdings LLC | Portland | ME | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| PYPortland Yacht Services | Portland | ME | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| PCPyramid Checks & Printing | Portland | ME | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| RSReady Seafood Company | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| RIRockwerx, INC. | Portland | ME | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SFSea Fresh Usa, INC. | Portland | ME | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| SSStars & Stripes Brewing LLC | Portland | ME | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| TNThe Name People USA | Portland | ME | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| TSTigpro Stainless Fabrication, INC. | Portland | ME | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| UMUse Me Products, LLC | Portland | ME | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| WOWhite Oak Partners | Portland | ME | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |