| MONTROSE TRUCKING INC | 4110607 | GREAT FALLS | 1 |
| MONTUCKET TRANSPORTATION | 4555532 | BILLINGS | 1 |
| MONTURE CREEK LAND MANAGEMENT INC | 3307748 | GREENOUGH | 6 |
| MONTURE ENT T K LOGGING | 1354509 | GREENOUGH | 3 |
| MONTY BENSON | 2488710 | COLUMBIA FALLS | 1 |
| MONTY S GREYDANUS | 1223347 | JOLIET | 1 |
| MOODIE IMPLEMENT CO | 323267 | LEWISTOWN | 3 |
| MOOERPOWER | 5146178 | BILLINGS | 1 |
| MOON AND MOUNTAIN FABRICATION LLC | 5609764 | SAINT REGIS | 1 |
| MOON CREEK TRUCKING LLC | 4285809 | HATHAWAY | 1 |
| MOON HAULING LLC | 4408257 | COLUMBIA FALLS | 1 |
| MOON MOUNTAIN TRUCKING LLC | 4253060 | DEER LODGE | 1 |
| MOONEY PAINTING INC | 379118 | BILLINGS | 0 |
| MOONLIGHT TRANSPORT INC | 2459876 | CULBERTSON | 1 |
| MOONSHINE TRANSPORT LLC | 8766846 | BIGFORK | 1 |
| MOONTOWN TRUCKING LLC | 2517633 | HELENA | 2 |
| MOORE FARMERS OIL CO | 1251517 | MOORE | 13 |
| MOORE HAUL'N AND DIGG'N LLC | 3164977 | CONNER | 6 |
| MOOSE CREEK MARKETING LLC | 2400553 | BILLINGS | 1 |
| MOOSE RIVER LLC | 4570038 | LIBBY | 1 |
| MOOV IT LLC | 4399758 | CIRCLE | 1 |
| MOR INC | 986339 | LAUREL | 1 |
| MORANVILLE TRUCKING & EXCAVATING INC | 323391 | HAMILTON | 2 |
| MORGAN A LUTHER | 2431124 | BILLINGS | 1 |
| MORGAN J WARNER | 1415612 | JUDITH GAP | 1 |
| MORGAN PATRICK COYNE TRUST | 4300622 | KALISPELL | 0 |
| MORIGEAU LANDSCAPE AND EXCAVATION | 3535076 | POLSON | 1 |
| MORLEE VANDERVOORT | 1645866 | RYEGATE | 1 |
| MORNING STAR ENTERPRISES | 1300341 | LAME DEER | 1 |
| MORNING STAR PROPANE | 3395468 | LAME DEER | 2 |
| MORRIS BARTHOLOMEW TRUCKING LLC | 529559 | MILES CITY | 1 |
| MORRIS CONSTRUCTION | 1314350 | CHOTEAU | 4 |
| MORRIS L SPANNAGEL | 788236 | HYSHAM | 2 |
| MORRIS SERVICES INC | 1279658 | WHITEFISH | 4 |
| MORRIS TRUCKING LLC | 775612 | POWER | 1 |
| MORROW MINING COMPANY | 2426106 | BOULDER | 1 |
| MORT DISTRIBUTING INC | 1463184 | GLENDIVE | 2 |
| MORTENSON TRUCKING LLC | 4516024 | DODSON | 1 |
| MOSHER TRANSPORTATION INC | 1221127 | THOMPSON FALLS | 20 |
| MOTE LUMBER | 1633611 | HELENA | 1 |
| MOTOR POWER EQUIPMENT | 757637 | BILLINGS | 10 |
| MOTORCOACH MAINTENANCE & TRUCK REPAIR OF MONTANA INC | 2086494 | BELGRADE | 8 |
| MOUNT HELENA TREE EXPERTS LLC | 3011192 | HELENA | 1 |
| MOUNTAIN ARBOR WORKS | 3760840 | BOZEMAN | 1 |
| MOUNTAIN ARBOR WORKS LLC | 3850825 | BOZEMAN | 1 |
| MOUNTAIN AUTO & MARINE LLC | 1862557 | KALISPELL | 1 |
| MOUNTAIN BREEZE FARMS INC | 2124093 | CUT BANK | 2 |
| MOUNTAIN BUILDING CENTER LLC | 3139624 | TWIN BRIDGES | 1 |
| MOUNTAIN CAMEL INC | 1096955 | KALISPELL | 3 |
| MOUNTAIN CAT CONSTRUCTION LLC | 1406851 | LIVINGSTON | 1 |
| MOUNTAIN DELL CONSTRUCTION LLC | 3421998 | BILLINGS | 1 |
| MOUNTAIN DREAMS INVESTMENT LLC | 1751630 | KALISPELL | 4 |
| MOUNTAIN EDGE REPAIR INC | 4244454 | FLORENCE | 20,000 |
| MOUNTAIN EQUIPMENT LLC | 635073 | HARRISON | 1 |
| MOUNTAIN EQUIPMENT SALES & RENTAL, LLC | 9745964 | LIVINGSTON | 4 |
| MOUNTAIN HIGH WOODWORKS INC | 1883264 | BOZEMAN | 1 |
| MOUNTAIN HOT TUB | 4154658 | BOZEMAN | 4 |
| MOUNTAIN LION CHAUFFEURS LLC | 4355981 | GALLATIN GATEWAY | 0 |
| MOUNTAIN LOG AND TIMBER CONSTRUCTION INC | 4075406 | VICTOR | 2 |
| MOUNTAIN LOGGING | 2962373 | KALISPELL | 1 |
| MOUNTAIN MAN CONSTRUCTION LLC | 5732115 | TROUT CREEK | 2 |
| MOUNTAIN MAN TRANSPORT INC | 2279707 | KALISPELL | 1 |
| MOUNTAIN MOVING AND STORAGE LLC | 2965219 | COLUMBIA FALLS | 5 |
| MOUNTAIN MULE TRANSPORTATION | 4394574 | BOZEMAN | 1 |
| MOUNTAIN POINT ORCHARDS LLC | 4548340 | CORVALLIS | 1 |
| MOUNTAIN PROPERTY MAINTENANCE LLC | 4452708 | LIVINGSTON | 1 |
| MOUNTAIN RANGE MATERIALS LLC | 3315242 | PLAINS | 10 |
| MOUNTAIN RIDGE DIRT WORX INC | 3925913 | MANHATTAN | 1 |
| MOUNTAIN SKY GUEST RANCH LLC | 2792683 | EMIGRANT | 10 |
| MOUNTAIN STATE SEPTIC LLC | 4094325 | KALISPELL | 11 |
| MOUNTAIN STATES CIVIL | 4563601 | BOZEMAN | 0 |
| MOUNTAIN STATES ENTERPRISES INC | 1720435 | STEVENSVILLE | 1 |
| MOUNTAIN SUPPLY COMPANY | 486009 | MISSOULA | 9 |
| MOUNTAIN TOP DELIVERIES LLC | 3690701 | MISSOULA | 1 |
| MOUNTAIN TOP TRANSPORT LLC | 3515161 | ANACONDA | 1 |
| MOUNTAIN TRADES CONTRACTING LLC | 8155879 | MARION | 2 |
| MOUNTAIN TRADES CONTRACTING LLC | 4555110 | MARION | 1 |
| MOUNTAIN TRAIL LOGISTICS LLC | 3929772 | EAST HELENA | 1 |
| MOUNTAIN TRANSIT LLC | 2249610 | HAMILTON | 0 |
| MOUNTAIN TRANSPORTATION INC | 2277738 | KALISPELL | 0 |
| MOUNTAIN VALLEY ENTERPRISES LLC | 3534383 | WHITEHALL | 1 |
| MOUNTAIN VIEW CO-OP | 1133035 | BLACK EAGLE | 119 |
| MOUNTAIN VIEW ENERGY INC | 1425154 | CUT BANK | 1 |
| MOUNTAIN VIEW ENTERPRISE INC | 2095338 | LIVINGSTON | 4 |
| MOUNTAIN VIEW LIVESTOCK | 876044 | CHOTEAU | 8 |
| MOUNTAIN VIEW MEADOWS LLC | 1468545 | HELENA | 6 |
| MOUNTAIN VIEW TOWING LLC | 2324974 | DEER LODGE | 2 |
| MOUNTAIN VIEW TRUCKING LLC | 3375836 | RAMSAY | 2 |
| MOUNTAIN WATER COMPANY | 1281546 | MISSOULA | 2 |
| MOUNTAIN WEST HOLDING COMPANY | 1872227 | BUTTE | 30 |
| MOUNTAIN WEST RENEWABLES LLC | 3525871 | LIVINGSTON | 12 |
| MOUNTAIN WEST TOWING LLC | 2205912 | BELGRADE | 6 |
| MOUNTAIN WEST TRANSPORTATION LLC | 1174997 | BUTTE | 6 |
| MOUNTAINEER MOVING LLC | 4557708 | BOZEMAN | 3 |
| MOUNTAINSIDE AUTO AND RECOVERY INC | 2029058 | BILLINGS | 1 |
| MOUNTAINSIDE DAIRY, LLC | 8675137 | CHARLO | 2 |
| MOUNTAINSIDE TOWING INC | 2029068 | BILLINGS | 2 |
| MOVE IT LLC | 2399161 | BOZEMAN | 1 |
| MOVE STRONG LLC | 4142949 | BOZEMAN | 7 |
| MOVINGAG INC | 2360304 | HILGER | 0 |