| KXK x 2 CORPORATION | Helena | MT | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| LFLakeland Feed & Supply | Hamilton | MT | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| LRLand & Resource Management INC. | Kalispell | MT | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| LLLaurel Lfm East | Laurel | MT | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| LMLawton Machine | Dillon | MT | Fabricated Metal Product Manufacturing332995 | — | ◇ UNVERIFIED |
| LILehrkinds, INC. | Helena | MT | Beverage and Tobacco Product Manufacturing312111 | — | ◇ UNVERIFIED |
| LML.f. Manufacturing, INC. | Laurel | MT | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| LCLinley's Cabinet Company INC. | Victor | MT | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| LPLittle Pink Farm House LLC | Three Forks | MT | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| LLLongball, LLC | Billings | MT | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| LMLuck-e-g Montana, INC | Libby | MT | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| MLMaDFoods, LLC | Bozeman | MT | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| MRMadison River Custom Works | Three Forks | MT | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| MCMarsich Crane, INC | Billings | MT | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MCMartel Construction, INC. | Missoula | MT | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| MCMasterwork Components Inc | Kalispell | MT | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
 Mesa Laboratories, INC. | Bozeman | MT | Chemical Manufacturing325414 | — | ◇ UNVERIFIED |
| MMMidland Mechanical, INC. | Billings | MT | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MWMidland West Manufacturing | Billings | MT | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| MPMike's Print and Copy, LLC | Missoula | MT | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| MCMiles City Seat Base | Miles City | MT | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| MLMineralholics, LLC | Polson | MT | Nonmetallic Mineral Product Manufacturing327910 | — | ◇ UNVERIFIED |
| MVMission Valley Concrete | Pablo | MT | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MRMissoula Ready Mix | Missoula | MT | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MCModerne Cabinet | Great Falls | MT | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| MMModern Medicinal | Columbia Falls | MT | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| MAMontana Armory, INC. | Big Timber | MT | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| MCMontana Custom Log Homes, INC. | Victor | MT | Wood Product Manufacturing321992 | — | ◇ UNVERIFIED |
| MEMontana Ethanol Project | Great Falls | MT | Chemical Manufacturing325193 | — | ◇ UNVERIFIED |
| MFMontana Firearms Group | Kalispell | MT | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| MFMontana Firearms Group, Inc. | Kalispell | MT | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| MFMontana Fly Company, LLC | Columbia Falls | MT | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| MGMontana Gold Bullets | Kalispell | MT | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| MIMontana Idaho Log and Timber | Victor | MT | Wood Product Manufacturing321992 | — | ◇ UNVERIFIED |
| MMMontana Materials and Construction Black Eagle | Great Falls | MT | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| MSMontana Specialty Mills LLC | Great Falls | MT | Food Manufacturing311224 | — | ◇ UNVERIFIED |
| MSMontana Sulphur and Chemical Company | Billings | MT | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MSMontana Sulphur & Chemical | Billings | MT | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| MSMontana Sundown Dba Rocky Mountain Log Homes, LLC. | Hamilton | MT | Wood Product Manufacturing321992 | — | ◇ UNVERIFIED |
| MWMontana Woodworks, INC. | Rexford | MT | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| MGMontola Growers INC | Culbertson | MT | Food Manufacturing311223 | — | ◇ UNVERIFIED |
| MCMountain Colors Inc. | Corvallis | MT | Textile Mills313110 | — | ◇ UNVERIFIED |
| MDMountain Dye Studio, LLC | Belgrade | MT | Apparel Manufacturing315990 | — | ◇ UNVERIFIED |
| MEMountain Engraving, LLC | Columbia Falls | MT | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| MHMountain High Woodworks, INC. | Bozeman | MT | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| MMMountain Meadows Pet Products | Lewistown | MT | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| MWMountain West | Columbia Falls | MT | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| MWMountain West Products, LLC | Superior | MT | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| MAMr Asphalt, INC. | Corvallis | MT | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| MTMse Technology Application | Butte | MT | Computer and Electronic Product Manufacturing334220 | — | ◇ UNVERIFIED |
