| MRM2green Redevelopment | Missoula | MT | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| MNMalteurop North American, INC | Great Falls | MT | Food Manufacturing311213 | — | ◇ UNVERIFIED |
| MAMontana Advanced Biofuels LLC | Great Falls | MT | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| MPMontana Pole and Treating | Butte | MT | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| MWMountain West LLC | Superior | MT | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| NPNorthern Plastics INC | Kalispell | MT | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| NANorthwest Art Casting INC | Bozeman | MT | Primary Metal Manufacturing331525 | — | ◇ UNVERIFIED |
| NINupac, INC - a Division of Helena Sand & Gravel | Kalispell | MT | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| OHOwens & Hurst Lumber CO | Eureka | MT | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| PMPayne Machinery INC | Libby | MT | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
| PDPine Door Manufacturing, INC. | Darby | MT | Wood Product Manufacturing321911 | 1-19 | ◇ UNVERIFIED |
| PCPlum Creek Mfg LP | Fortine | MT | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| PCPowder Coating of Montana Belgrade | Belgrade | MT | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| PMPrecious Metals Plating Hud | Bonner | MT | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| SISemitool INC Reserve Dr | Kalispell | MT | Machinery Manufacturing333242 | — | ◇ UNVERIFIED |
| SMSocati Montana | Missoula | MT | Food Manufacturing311999 | — | ◇ UNVERIFIED |
| SMSolvay - Maiden Rock Mine | Melrose | MT | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SSSolvay - Silver Bow Plant | Butte | MT | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| SASpectrum Aquatics | Missoula | MT | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SFStillwater Forest Products | Kalispell | MT | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| SPSuperior Pellet Mill | Superior | MT | Wood Product Manufacturing321219 | — | ◇ UNVERIFIED |
| TRThompson River Lumber | Thompson Falls | MT | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| TLTotal Label USA LLC Dba Fortis Solutions Group | Whitefish | MT | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| TTTricon Timber INC | St Regis | MT | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| TSTri State Recycling Services INC | Worden | MT | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
 Truenorth Steel | Billings | MT | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| UFUnited Felts INC | Helena | MT | Textile Mills313230 | — | ◇ UNVERIFIED |
| UMUnited Mat'ls Missouri River Gravel Pit | Great Falls | MT | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| UAUS Antimony CORP | Thompson Falls | MT | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| VWValley Welders Supply INC Missoula | Missoula | MT | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| VNVitality Natural Health | Eureka | MT | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| WEWest Electronic INC | Poplar | MT | Computer and Electronic Product Manufacturing334290 | — | ◇ UNVERIFIED |
| WWWorld Wide Press INC Print Shop | Great Falls | MT | Miscellaneous Manufacturing339932 | — | ◇ UNVERIFIED |
| ATAporta Textiles LLC | Missoula | MT | Apparel Manufacturing315990 | 1-19 | ◇ UNVERIFIED |
| ACArt Casting of Montana, INC. | Belgrade | MT | Primary Metal Manufacturing331513 | 1-19 | ◇ UNVERIFIED |
| AFAshland Forest Products, INC. | Ashland | MT | Wood Product Manufacturing321113 | 1-19 | ◇ UNVERIFIED |
| BBBayern Brewing | Missoula | MT | Beverage and Tobacco Product Manufacturing312120 | 20-99 | ◇ UNVERIFIED |
| BSBig Sky Precision INC. | Manhattan | MT | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| BDBootleg Distillery, Inc. | Billings | MT | Beverage and Tobacco Product Manufacturing312140 | 1-19 | ◇ UNVERIFIED |
| BPBouma Post Yards | Choteau | MT | Wood Product Manufacturing321114 | 1-19 | ◇ UNVERIFIED |
| BBBrophy Bakery LLC | Red Lodge | MT | Food Manufacturing311812 | 1-19 | ◇ UNVERIFIED |
| CCCabinet Covers INC. | Ballantine | MT | Furniture and Related Product Manufacturing337110 | 1-19 | ◇ UNVERIFIED |
| CMCabinet Mountain Brewing Company, L.L.C. | Libby | MT | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| CWChinook Windows | Great Falls | MT | Plastics and Rubber Products Manufacturing326199 | 1-19 | ◇ UNVERIFIED |
| CTCircle T Brewing Company LLC | Big Timber | MT | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◇ UNVERIFIED |
| CSContinental Steel Works, INC. | Butte | MT | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| DIDawkmar, Inc | Bozeman | MT | Printing and Related Support Activities323114 | 1-19 | ◇ UNVERIFIED |
| DIDgo, INC. | Reed Point | MT | Wood Product Manufacturing321113 | 1-19 | ◇ UNVERIFIED |
| DWDraught Works, LLC. | Missoula | MT | Beverage and Tobacco Product Manufacturing312120 | 20-99 | ◇ UNVERIFIED |
| EPEagle Printing and Business Forms LLC | Billings | MT | Printing and Related Support Activities323111 | 1-19 | ◇ UNVERIFIED |
