| MCMenahga Concrete Products INC - Nonmetallic | Menahga | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MMMercury Mosaics & Tile INC | Minneapolis | MN | Nonmetallic Mineral Product Manufacturing327122 | — | ◇ UNVERIFIED |
| MMMercury Mosaics Wadena | Wadena | MN | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| MMMercury Mosaics Wadena | Wadena | MN | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| MCMid-minnesota Concrete LLC | Annandale | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
 Minneapolis Glass | Brooklyn Park | MN | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| Minneapolis Glass CO | Minneapolis | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| MCMinnesota Clay CO USA | Minneapolis | MN | Nonmetallic Mineral Product Manufacturing327124 | — | ◇ UNVERIFIED |
| MCModern Concrete Incorporated | Moorhead | MN | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| MCMolin Concrete Products Company | Anoka | MN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MSMonumental Sales INC | Saint Cloud | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| MOM Ostman - D Burton Dba North Star Ready Mix | Two Harbors | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| NANorth American Pipe & Precast | Courtland | MN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NANorthern Aggregate INC | Bemidji | MN | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| NMNorthland Monument INC of Longville | Longville | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| NPNorth Prairie Tileworks INC | Minneapolis | MN | Nonmetallic Mineral Product Manufacturing327122 | — | ◇ UNVERIFIED |
| NCNorthwest Concrete Products INC | Roseau | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| OSO'brien Stained Glass CO INC | Rollingstone | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| OBOldcastle Building Envelope INC | Albertville | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| OPOldcastle Precast INC | Elk River | MN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PGPacific Granite L.L.C. | Eagan | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| PGParamount Granite Company | Saint Michael | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| PCPorta-mix Concrete INC | East Grand Forks | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PSPreferred Sands of Minnesota LLC | Woodbury | MN | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| PAPremier Aquarium Service, Inc. | St. Louis Park | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| PMPremier Monument Setting, LLC | Sartell | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| PSPremier Stone Design INC | Saint Cloud | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RCRapid Clamp Inc | Plymouth | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RMReady Mix Concrete CO LLC Dba Zumbrota Ready Mix | Zumbrota | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mix Concrete Company LLC | Austin | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RCReady-mix Concrete Company of Austin | Austin | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RCRec - Cannon Falls | Cannon Falls | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RWRed Wing Stoneware CO | Red Wing | MN | Nonmetallic Mineral Product Manufacturing327112 | — | ◇ UNVERIFIED |
| RSReinarts Stained Glass Studios INC | Winona | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| RCRiver City Glass INC | Burnsville | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| RCRochester Concrete Products | Rochester | MN | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| RPRoyal Products INC | Minneapolis | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| SESage Electrochromics INC | Faribault | MN | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| SCSather Concrete Products INC | Merrifield | MN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| SCSchuur Concrete LLC | Chandler | MN | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
 Schwartz Redi-mix INC | La Prairie | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SVSecure Vault Company, INC. | Cook | MN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| SBSeppi Brothers | Wuori Township | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SBSeppi Brothers Concrete Products Corporation | Virginia | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSilver Creek Stoneworks INC | Rochester | MN | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| SCSimi Company LLC | Maple Grove | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SRSmittys Ready Mix of Barnum INC | Barnum | MN | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SMSpartan Mfg CO INC | Saint Paul | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SSSpaulding Stone LLC | Moorhead | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SWSpeedling Welding Trailer Dba Svj Creative Designs | Kellogg | MN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
