| KLKearney Logging & Sawmill | Eureka | MT | — | ◇ UNVERIFIED |
| KLKeller Lumber CO | Roseburg | OR | — | ◇ UNVERIFIED |
| KPKelwood Products INC | Enterprise | MS | — | ◇ UNVERIFIED |
| KTKenmar Timber Com. INC. | Clifton Hill | MO | — | ◇ UNVERIFIED |
| KMKennan Millworks LLC | Kennan | WI | — | ◇ UNVERIFIED |
 Kennebec Lumber Co., INC. | Tamworth | NH | — | ◇ UNVERIFIED |
| KCKent C Gutches | Central Point | OR | — | ◇ UNVERIFIED |
| KLKentucky-indiana Lumber Company | Louisville | KY | — | ◇ UNVERIFIED |
| KFKerber Farms & Mill | Guilford | VT | — | ◇ UNVERIFIED |
| KLKersten Lumber Co, INC | Birnamwood | WI | — | ◇ UNVERIFIED |
| KLKeslar Lumber Company | White | PA | — | ◇ UNVERIFIED |
| KTKincaid Timber Products LLC | Wichita | KS | — | ◇ UNVERIFIED |
| KTKingdom Timber and Lumber Resources, INC. | Green Valley | IL | — | ◇ UNVERIFIED |
| KWKing William Lumber CO INC | West Point | VA | — | ◇ UNVERIFIED |
| KBKitchens Brothers Manufacturing CO Monroe Mill | Monroe | LA | — | ◇ UNVERIFIED |
| KFKjs Forest Products, LLC | Guin | AL | — | ◇ UNVERIFIED |
| KWKlepzig Wood Products, INC. | Farmington | MO | — | ◇ UNVERIFIED |
| KVKlickitat Valley Sawmills INC | Klickitat | WA | — | ◇ UNVERIFIED |
| KLKlingler Lumber | Kalispell | MT | — | ◇ UNVERIFIED |
| KPKmj Pallet | Birch Tree | MO | — | ◇ UNVERIFIED |
| KBKnight Brothers Lumber Company, INC. | Jeffersonville | GA | — | ◇ UNVERIFIED |
| KSKnight's Sawmill and Lumber Company | Selmer | TN | — | ◇ UNVERIFIED |
| KSKola Sawmill LLC | Collins | MS | — | ◇ UNVERIFIED |
| KCKonkel Custom Woodworks, INC. | Rockland | WI | — | ◇ UNVERIFIED |
| KUKoppers Utility and Industrial Products INC - Rosepine Facility | Deridder | LA | — | ◇ UNVERIFIED |
| KHKorby Holcomb Dba Lynchburg Lumber CO | Lynchburg | TN | — | ◇ UNVERIFIED |
| KFKuehn Forest Products, LLC | Neillsville | WI | — | ◇ UNVERIFIED |
| KLKutz, L.l.c. | Vance | AL | — | ◇ UNVERIFIED |
| LLLabranche Lumber Co., INC. | Newport | VT | — | ◇ UNVERIFIED |
| LELake Elmo Hardwood Lumber | Lake Elmo | MN | — | ◇ UNVERIFIED |
| LWLakeside Wood Products INC | La Follette | TN | — | ◇ UNVERIFIED |
| LSLake States Lumber INC | Brooklyn Park | MN | — | ◇ UNVERIFIED |
| LILancer, INC. | Star | NC | — | ◇ UNVERIFIED |
| LOLand of Lincoln Lumber, LLC | Raleigh | IL | — | ◇ UNVERIFIED |
| LRLand & Resource Management INC. | Kalispell | MT | — | ◇ UNVERIFIED |
| LPLane Plywood | Eugene | OR | — | ◇ UNVERIFIED |
| LLLansaw lumber products Limited Liability Company | Eubank | KY | — | ◇ UNVERIFIED |
| LILarix INC | Dawson Springs | KY | — | ◇ UNVERIFIED |
| LLLasalle Lumber Company, LLC | Urania | LA | — | ◇ UNVERIFIED |
| LWLathrop Wood Works | Lathrop | CA | — | ◇ UNVERIFIED |
| LSLaurel Summit Lumber LLC | Boswell | PA | — | ◇ UNVERIFIED |
| LSLayton Sawmill, LLC | Flippin | AR | — | ◇ UNVERIFIED |
| LTLeatherstocking Timber Products, INC. | Oneonta | NY | — | ◇ UNVERIFIED |
| LPLebanon Plywood Site | Lebanon | OR | — | ◇ UNVERIFIED |
| LELeonard E Stacy | Rich Hill | MO | — | ◇ UNVERIFIED |
| LFLeonard Forest Products, INC. | Markleysburg | PA | — | ◇ UNVERIFIED |
| LHLewisburg Hardwoods LLC | Lewisburg | TN | — | ◇ UNVERIFIED |
| LCLewis County Lumber Products | Winlock | WA | — | ◇ UNVERIFIED |
| LHLewis & Hockenberry INC. | Emporium | PA | — | ◇ UNVERIFIED |
| LDLiberty Dry Kiln, INC. | Liberty | NC | — | ◇ UNVERIFIED |
| LLLincoln Lumber Company, INC. | Brookhaven | MS | — | ◇ UNVERIFIED |
| LWLinda's Woodcraft & Cabinets | Millersburg | MI | — | ◇ UNVERIFIED |
| LLLinden Lumber CO | Linden | AL | — | ◇ UNVERIFIED |
| LWLinder Wood Technologies | Allentown | PA | — | ◇ UNVERIFIED |
| LSLittleton Storm & Timber Services | Beardstown | IL | — | ◇ UNVERIFIED |
| LRLJK Real Estate Holdings, LLC | Stetsonville | WI | — | ◇ UNVERIFIED |
| LHLKL Holdings, LLC | Oakman | AL | — | ◇ UNVERIFIED |
| LLL & L Lumber | Fort Collins | CO | — | ◇ UNVERIFIED |
| LLL & L Lumber Co.,inc. | Huntsville | AL | — | ◇ UNVERIFIED |
| LCLog Cutters | Tishomingo | OK | — | ◇ UNVERIFIED |
| LELog Exporter, LLC | Moscow | TX | — | ◇ UNVERIFIED |
| LALogs and Lumber Incorporated | Lenoir | NC | — | ◇ UNVERIFIED |
| LCLoleta Csd - Wastewater Treatment Plant | Loleta | CA | — | ◇ UNVERIFIED |
| LLLondon Lumber Incorporated | Cottage Grove | OR | — | ◇ UNVERIFIED |
| LBLong Beach Shavings Co., INC. | Conroe | TX | — | ◇ UNVERIFIED |
| LCLongfellows Cedar Shingles and Shakes | Windsor | ME | — | ◇ UNVERIFIED |
| LPLong Prairie Shavings Mill | Long Prairie | MN | — | ◇ UNVERIFIED |
| LCLost Creek Industries INC | Springfield | OR | — | ◇ UNVERIFIED |
| LHLouisiana Hardwood | Alexandria | LA | — | ◇ UNVERIFIED |
| LHLouisiana Hardwood Products LLC - Lemoyen Facility | Le Moyen | LA | — | ◇ UNVERIFIED |
 Louisiana Pacific CORP | Hines | OR | — | ◇ UNVERIFIED |
| Louisiana-pacific Corporation | State Road | NC | — | ◇ UNVERIFIED |
| LRLowes Resaw & Specialty Cut LLC | Mcminnville | OR | — | ◇ UNVERIFIED |
| LCLP Corporation | Bonners Ferry | ID | — | ◇ UNVERIFIED |
| LMLuck-e-g Montana, INC | Libby | MT | — | ◇ UNVERIFIED |
| LCLuedeker Custom Sawmill | Industry | TX | — | ◇ UNVERIFIED |
| LJLumber Jack Hardwoods INC | Menominee | MI | — | ◇ UNVERIFIED |
| LTLumberjack Timber, LLC | Williams | AZ | — | ◇ UNVERIFIED |
| LLLuna Lumber CO. | Dora | MO | — | ◇ UNVERIFIED |
| LHLynn Herbert Sawmills LLC | Riddle | OR | — | ◇ UNVERIFIED |
| MOMacdonald & Owen Veneer and Lumber Co., INC. | Luck | WI | — | ◇ UNVERIFIED |
| MFMackeys Ferry Sawmill INC | Roper | NC | — | ◇ UNVERIFIED |
| MNMack Neal Creasy | Scotts Hill | TN | — | ◇ UNVERIFIED |
| MBMaeder Brothers Saw Mill | Weidman | MI | — | ◇ UNVERIFIED |
| MLMaibec Lumber, INC | Masardis | ME | — | ◇ UNVERIFIED |
| MWMajestic Wood Products Ii LLC | White City | OR | — | ◇ UNVERIFIED |
| MSMakah Sawmill | Neah Bay | WA | — | ◇ UNVERIFIED |
| MLMalheur Lumber CO | John Day | OR | — | ◇ UNVERIFIED |
| MHMandy Hawkins | Aztec | NM | — | ◇ UNVERIFIED |
| MHMaple Hardwoods INC Dba Maples Sawmill INC | Hessel | MI | — | ◇ UNVERIFIED |
| MRMaple Rapids Lumber Mill INC | Saint Johns | MI | — | ◇ UNVERIFIED |
| MSMaples Sawmill | Hessel | MI | — | ◇ UNVERIFIED |
| MSMarathon Staffing | Thornton | CA | — | ◇ UNVERIFIED |
| MTMarcum Transport, INC. | Verdunville | WV | — | ◇ UNVERIFIED |
| MCMark Chatham | Reagan | TN | — | ◇ UNVERIFIED |
| MTMark Twain Forest Products CO. | Centerville | MO | — | ◇ UNVERIFIED |
| MLMarvin Lumber and Cedar Company, LLC | Baker City | OR | — | ◇ UNVERIFIED |
| MRMarys River Lumber CO | Montesano | WA | — | ◇ UNVERIFIED |
| MRMarys River Lumber CO INC | Bow | WA | — | ◇ UNVERIFIED |
| MIMasonite International Corporation | Stockton | CA | — | ◇ UNVERIFIED |
