| MWMarden Woods Investments, LLC | Colton | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MSMarine Systems | Menlo Park | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MIMarlite INC | Santa Fe Springs | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MTMarshall Towne Millwork LLC Dba Auburn Ridge | Marshall | WI | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MLMartin Lumber LLC | Bend | OR | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MIMasonite International INC | Stockton | CA | Wood Product Manufacturing321211 | — | ◇ UNVERIFIED |
| MIMastercraft INC. | Fredericksburg | VA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MSMasterpiece Staircase - Millwork, LLC | Wesley Chapel | NC | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MSMasterpiece Stair INC | Denver | CO | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MFMaurer Flooring, Inc. | Damascus | OR | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MFMBH Furniture Innovations Inc. | Spring Valley | NY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MDMcfarland Door Manufacturing Company | Lakeview | OR | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MCMcgowan Cabinet CO | Forest Lake | MN | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MHM.d. Harmon INC. | Xenia | IL | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MBMeeks Building Center | Stockton | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MIMegan, INC. | Warsaw | IN | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MAMelbourne Architectural Mill Work | Melbourne | FL | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MLMenzner Lumber and Supply Company | Walnut Grove | KY | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| MWMerritt West LLC | Lodi | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MIMetrie INC | Doswell | VA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MIMetrie INC | Rocklin | CA | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| MIMetrie INC | Rocklin | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MMMeyer Moulding & Millwork, INC | Modesto | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MLMicala Limited | Willoughby | OH | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MEMichael Eramo Contracting | Hyde Park | NY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MJMichael J Infanti | Lombard | IL | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MSMichalangelo Stair Builders | North Easton | MA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MAMid Atlantic Milling INC. | White Sulphur Springs | WV | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MBMidwest Building Components INC. | Springfield | MO | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MRMiguel Rivera | Dallas | TX | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MTMilano Tile & Marble INC. | Sebring | FL | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MWMillco Woodworking LLC | Hall | NY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MCMill Creek Shutters & Shades LLC | Logan | UT | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MSMillenium Shutters | Sarasota | FL | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MCMiller & Company, INC. | York | AL | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MAMills & Assoc | Bradenton | FL | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MSMill Services INC | Cobleskill | NY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MWMinocqua Wood Products, LLC | Minocqua | WI | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MCMission Custom Shutters INC | Santa Ana | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MPMission Planing Mill | San Antonio | TX | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MHMissouri Hardwood Flooring | Birch Tree | MO | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MCModern Cabinet and Construction Company INC. | Altoona | PA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MDModotech Design | Colton | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MIModtech INC | Lathrop | CA | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MWMonsivais Woodworks | Laredo | TX | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MFMonticello Flooring & Lbr | Monticello (wayne) | KY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MWMonticello Wood Industries LLC | Monticello | KY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MMMoore Mill & Lumber CO | Bandon | OR | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MMMoore Mill & Lumber CO | Bandon | OR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| MWMorton Wood Treating Site | Houston | MO | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
