| ARAmerican Rheinmetall Systems, LLC | Biddeford | ME | Machinery Manufacturing333310 | 20-99 | ◐ LIKELY ACTIVE |
| FFormtek | Clinton | ME | Machinery Manufacturing333513 | 20-99 | ◐ LIKELY ACTIVE |
Harris Hill Automation LLC | Poland | ME | Machinery Manufacturing333248 | — | ◐ LIKELY ACTIVE |
| BMBrackett Machine INC | Westbrook | ME | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| FEFisher Engineering | Rockland | ME | Machinery Manufacturing333120 | 100-499 | ◐ LIKELY ACTIVE |
| FFFranklin Fueling Systems - Saco | Saco | ME | Machinery Manufacturing333914 | 20-99 | ◐ LIKELY ACTIVE |
| ACARCH Cutting Tools - Maine LLC | Cornish | ME | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| DTDL Thurrott Air | Waterville | ME | Machinery Manufacturing333912 | 1-19 | ◐ LIKELY ACTIVE |
| DDDouglas Dynamics aka RDX | Rockland | ME | Machinery Manufacturing333120 | 1-19 | ◐ LIKELY ACTIVE |
| DIDraf Industries, INC | Portland | ME | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
Equipment Depot Northeast, Inc. - Saco | Saco | ME | Machinery Manufacturing333924 | 1-19 | ◐ LIKELY ACTIVE |
| FTFirst to Last Health Services Solutions, INC. | Bangor | ME | Machinery Manufacturing333924 | — | ◐ LIKELY ACTIVE |
| GVGE Vernova - Gas Power Bangor ME | Bangor | ME | Machinery Manufacturing333611 | 100-499 | ◐ LIKELY ACTIVE |
| HPHarvey Performance Operating - Gorham Maine | Gorham | ME | Machinery Manufacturing333515 | 100-499 | ◐ LIKELY ACTIVE |
| HFHP Fairfield - ME | Skowhegan | ME | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| JEJordan Equipment CO | Falmouth | ME | Machinery Manufacturing333120 | — | ◐ LIKELY ACTIVE |
| KTKv Tooling Systems, LLC | Augusta | ME | Machinery Manufacturing333515 | — | ◐ LIKELY ACTIVE |
| MIMcbride Industries LLC | Whitneyville | ME | Machinery Manufacturing333611 | — | ◐ LIKELY ACTIVE |
| MModula | Lewiston | ME | Machinery Manufacturing333922 | 1-19 | ◐ LIKELY ACTIVE |
| NWNyle Water Heating System | Bangor | ME | Machinery Manufacturing333415 | 20-99 | ◐ LIKELY ACTIVE |
| TCThe Cote Corporation | Auburn | ME | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| VIValmet Inc Winthrop | Winthrop | ME | Machinery Manufacturing333243 | 1-19 | ◐ LIKELY ACTIVE |