| MGMccrorie Group, LLC - Cranford Woodcarving | Hickory | NC | — | ◇ UNVERIFIED |
| MPMcdowell Panel & Components | Marion | NC | — | ◇ UNVERIFIED |
| MLMcentyre Lumber Company | Glencoe | AL | — | ◇ UNVERIFIED |
| MCMcfarland Cascade Holdings, INC. | Scooba | MS | — | ◇ UNVERIFIED |
| MBMcfarlane's Bark, INC. | Clackamas | OR | — | ◇ UNVERIFIED |
| MLMcgee Lumber CO INC | Aliceville | AL | — | ◇ UNVERIFIED |
| MPMchenry Public Works Garage | Mchenry | IL | — | ◇ UNVERIFIED |
| MLMckinney Log & Lumber INC | Elkton | KY | — | ◇ UNVERIFIED |
| MLMckinney Lumber Company INC | Tuscumbia | AL | — | ◇ UNVERIFIED |
| MPMcknight Plywood Manufacturing | West Helena | AR | — | ◇ UNVERIFIED |
| MFMcneill's Frame Shop | Seagrove | NC | — | ◇ UNVERIFIED |
| MWMcneilly Wood Products, INC. | Hamptonburgh | NY | — | ◇ UNVERIFIED |
| MWMd Wood Llc/oklahoma City Mfg Fa | Oklahoma City | OK | — | ◇ UNVERIFIED |
| MCMeadors Construction CORP | Charleston | SC | — | ◇ UNVERIFIED |
| MIMeadowvale INC | Sandwich | IL | — | ◇ UNVERIFIED |
| MCMedallion Cabinetry INC - Shakopee | Shakopee | MN | — | ◇ UNVERIFIED |
| MFMedora Fs, INC. | Medora | IL | — | ◇ UNVERIFIED |
| MLMedranos Landscape INC | Rockford | IL | — | ◇ UNVERIFIED |
| MUMedrano USA INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| MRMeherrin River Forest Products | Alberta | VA | — | ◇ UNVERIFIED |
| MTMeioco Terminal | Ashkum | IL | — | ◇ UNVERIFIED |
| MFMemphis Folding Stairs INC | Memphis | TN | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring | Memphis | TN | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring Co, Grenada | Grenada | MS | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring Company, Bentonia Facility | Bentonia | MS | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring Company, Bruce | Bruce | MS | — | ◇ UNVERIFIED |
| MLMenzner Lumber & Supply Co, | West Union | SC | — | ◇ UNVERIFIED |
| MPMeredith Pole & Timber | Fitzgerald | GA | — | ◇ UNVERIFIED |
| MHMeridien Hardwoods/pittsfield | Pittsfield | PA | — | ◇ UNVERIFIED |
| MIMerillat Industries INC * | Loudonville | OH | — | ◇ UNVERIFIED |
| MIMerillat Industries Incorporated | Adrian | MI | — | ◇ UNVERIFIED |
| MIMerillat Industries Inc-plant 14 | Atkins | VA | — | ◇ UNVERIFIED |
| MIMerkle-korff Industries- Plant 3 | Des Plaines | IL | — | ◇ UNVERIFIED |
| MBMerritt Brothers Lumber | Athol | ID | — | ◇ UNVERIFIED |
| MWMerritt Woodwork | Mentor | OH | — | ◇ UNVERIFIED |
| MAMerryman Aggregates | Harvard | IL | — | ◇ UNVERIFIED |
| MAMerryman Aggregates LLC | Woodstock | IL | — | ◇ UNVERIFIED |
| MEMerryman Excavation INC | Woodstock | IL | — | ◇ UNVERIFIED |
| MMMetal Management Midwest INC | Bedford Park | IL | — | ◇ UNVERIFIED |
| MMetrie | Ferndale | WA | — | ◇ UNVERIFIED |
| MTMetrolink Transit | Rock Island | IL | — | ◇ UNVERIFIED |
| MAMetropolis Airport | Metropolis | IL | — | ◇ UNVERIFIED |
| MPMetropolitan Pier & Exposition Authority | Chicago | IL | — | ◇ UNVERIFIED |
| MWMetropolitan Woodwork | Springfield | NJ | — | ◇ UNVERIFIED |
| MMMeyer Materials CO | Crystal Lake | IL | — | ◇ UNVERIFIED |
| MWMf Wiggins LLC | Wiggins | MS | — | ◇ UNVERIFIED |
| MBMg Building Materials | San Antonio | TX | — | ◇ UNVERIFIED |
| MPMh Parks CO | Winchendon | MA | — | ◇ UNVERIFIED |
| MSMica Shop, INC. | Goshen | IN | — | ◇ UNVERIFIED |
| MCMichael's CO | Sacramento | CA | — | ◇ UNVERIFIED |
| MPMichigan Pallet INC | Charlotte | MI | — | ◇ UNVERIFIED |
| MPMichigan Prestain | Wyoming | MI | — | ◇ UNVERIFIED |
| MWMichigan Wood Fuels LLC | Holland | MI | — | ◇ UNVERIFIED |
| MAMicrotron Abrasives, INC. | Pineville | NC | — | ◇ UNVERIFIED |
| MAMid America Frame Incorporated | Plattsburg | MO | — | ◇ UNVERIFIED |
| MAMid America Sand & Gravel CO | Mahomet | IL | — | ◇ UNVERIFIED |
| MAMid America Sand & Gravel CO | Champaign | IL | — | ◇ UNVERIFIED |
| MCMid Continent Cabinetry | Newton | KS | — | ◇ UNVERIFIED |
| MRMiddleboro Recycling | Middleborough | MA | — | ◇ UNVERIFIED |
| MBMiddleton Building Supply | Middleton | NH | — | ◇ UNVERIFIED |
| MMMiddletons Mouldings | Coldwater | MI | — | ◇ UNVERIFIED |
| MMMiddletons Mouldings | Bronson | MI | — | ◇ UNVERIFIED |
| MSMid South Custom Cabinets | Smyrna | TN | — | ◇ UNVERIFIED |
| MAMidway Airport Amc Buildings | Chicago | IL | — | ◇ UNVERIFIED |
| MCMidwest Cement Products | Woosung | IL | — | ◇ UNVERIFIED |
| MCMidwest Custom Cabinetry & Woodworking | Abramsabrams | WI | — | ◇ UNVERIFIED |
| MEMidwest Electronic | Ellsworth | IL | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing Treating Plant | Plano | IL | — | ◇ UNVERIFIED |
| MMMidwest Mfg Holiday City Treating Plant | Holiday City | OH | — | ◇ UNVERIFIED |
| MMMidwest Mfg Prehung Plant | Eau Claire | WI | — | ◇ UNVERIFIED |
| MMMidwest Mfg Valley Treating Plant | Valley | NE | — | ◇ UNVERIFIED |
| MRMidwest Rem Enterprises INC | Chicago | IL | — | ◇ UNVERIFIED |
| MSMidwest Sanitary Service INC | Wood River | IL | — | ◇ UNVERIFIED |
| MSMidwest Soil Remediation | Lockport | IL | — | ◇ UNVERIFIED |
| MWMidwest Woodworking INC. | La Cygne | KS | — | ◇ UNVERIFIED |
| MCMielach Company | Edison | NJ | — | ◇ UNVERIFIED |
| MFMike Fuhrman, Village President | Waynesville | IL | — | ◇ UNVERIFIED |
| MWMike's Woodworking INC | Bardstown | KY | — | ◇ UNVERIFIED |
| MRMilam Recycling & Disposal | East Saint Louis | IL | — | ◇ UNVERIFIED |
| MLMilan Lumber Company, LLC | Milan | NH | — | ◇ UNVERIFIED |
 Milford Enterprises Mfg | Quakertown | PA | — | ◇ UNVERIFIED |
| MMMilgard Manufacturing INC Fiberglass | Fife | WA | — | ◇ UNVERIFIED |
| MWMilgard Windows | Sacramento | CA | — | ◇ UNVERIFIED |
| MFMillcreek Finishing Dba Ohio Valley Finishing | Fresno | OH | — | ◇ UNVERIFIED |
| MCMill Creek Lumber Dba Wood Systems INC / Wood Systems Tulsa Facility | Tulsa | OK | — | ◇ UNVERIFIED |
| MFMillender Furniture Company | Burlington | NC | — | ◇ UNVERIFIED |
| MCMiller & Company | Demopolis | AL | — | ◇ UNVERIFIED |
| MCMiller & Company INC | Selma | AL | — | ◇ UNVERIFIED |
| MDMiller Door and Trim, INC. | Goshen | IN | — | ◇ UNVERIFIED |
| MDMiller Door & Trim Incorporated | Goshen | IN | — | ◇ UNVERIFIED |
| MHMillers Holzwerk | Tuscola | IL | — | ◇ UNVERIFIED |
| MRMill River Lumber LTD | Clarendon | VT | — | ◇ UNVERIFIED |
| MSMill Spring Chip Plant | Mill Spring | MO | — | ◇ UNVERIFIED |
| MIMillwood INC | North Haven | CT | — | ◇ UNVERIFIED |
| MIMillwood INC | New Hope | MN | — | ◇ UNVERIFIED |
| MIMillwood Inc-melrose Park Fsc | Melrose Park | IL | — | ◇ UNVERIFIED |
| MLMilton Lumber Company, INC. | Dover | TN | — | ◇ UNVERIFIED |
| MMMinee Monesse Golf Course | Momence | IL | — | ◇ UNVERIFIED |
| MWMings Wood Treating | Falcon | MO | — | ◇ UNVERIFIED |
 Mini Systems Incorporated | Plainville | MA | — | ◇ UNVERIFIED |
