| KTKenmar Timber Com. INC. | Clifton Hill | MO | — | ◇ UNVERIFIED |
| KMKennan Millworks LLC | Kennan | WI | — | ◇ UNVERIFIED |
 Kennebec Lumber Co., INC. | Tamworth | NH | — | ◇ UNVERIFIED |
| KGKensington Gazebos LLC | Atwater | CA | — | ◇ UNVERIFIED |
| KSKens Stakes & Supplies | Visalia | CA | — | ◇ UNVERIFIED |
| KCKent C Gutches | Central Point | OR | — | ◇ UNVERIFIED |
| KLKentucky-indiana Lumber Company | Louisville | KY | — | ◇ UNVERIFIED |
| KLKentucky Ladder CO | Carrollton | KY | — | ◇ UNVERIFIED |
| KTKentucky Tie & Lumber CO | Columbia | KY | — | ◇ UNVERIFIED |
| KMKentwood Manufacturing Company | Grand Rapids | MI | — | ◇ UNVERIFIED |
| KMKentwood Mfg CO | Grand Rapids | MI | — | ◇ UNVERIFIED |
| KFKerber Farms & Mill | Guilford | VT | — | ◇ UNVERIFIED |
| KMKerr Mcgee Chemical CORP | Texarkana | TX | — | ◇ UNVERIFIED |
| KLKeslar Lumber Company | White | PA | — | ◇ UNVERIFIED |
| KLKessel Lumber Supply, INC. | Keyser | WV | — | ◇ UNVERIFIED |
| KKKetchum Kustom Woodworks, Incorporated | Ketchum | ID | — | ◇ UNVERIFIED |
| KQKeystone Quality Prod Leola | Leola | PA | — | ◇ UNVERIFIED |
| KFKincaid Furniture Plant 1/6 | Hudson | NC | — | ◇ UNVERIFIED |
| KTKincaid Timber Products LLC | Wichita | KS | — | ◇ UNVERIFIED |
| KTKingdom Timber and Lumber Resources, INC. | Green Valley | IL | — | ◇ UNVERIFIED |
| KFKing Forest Industries, INC. | Wentworth | NH | — | ◇ UNVERIFIED |
| KWKing William Lumber CO INC | West Point | VA | — | ◇ UNVERIFIED |
| KRKinzua Resources / Heppner Power Plant Site | Heppner | OR | — | ◇ UNVERIFIED |
| KLKirk Lumber Company | Suffolk | VA | — | ◇ UNVERIFIED |
| KPKirtland Products LLC - Arete Industries, INC. | Boyne City | MI | — | ◇ UNVERIFIED |
| KCKitchen Crafters | Louisville | KY | — | ◇ UNVERIFIED |
| KMKitchen Magician INC | Starke | FL | — | ◇ UNVERIFIED |
| KBKitchens Brothers Manufacturing CO | Hazlehurst | MS | — | ◇ UNVERIFIED |
| KBKitchens Brothers Manufacturing CO Monroe Mill | Monroe | LA | — | ◇ UNVERIFIED |
| KBKitchens Brothers Mfg Co-utica Mill | Utica | MS | — | ◇ UNVERIFIED |
| KFKjs Forest Products, LLC | Guin | AL | — | ◇ UNVERIFIED |
| KWKlepzig Wood Products, INC. | Farmington | MO | — | ◇ UNVERIFIED |
| KVKlickitat Valley Sawmills INC | Klickitat | WA | — | ◇ UNVERIFIED |
| KPKmj Pallet | Birch Tree | MO | — | ◇ UNVERIFIED |
| KCKml Corporation | Tacoma | WA | — | ◇ UNVERIFIED |
| KMK & M Recycling | Sacramento | CA | — | ◇ UNVERIFIED |
| KBKnight Brothers Lumber Company, INC. | Jeffersonville | GA | — | ◇ UNVERIFIED |
| KSKnight's Sawmill and Lumber Company | Selmer | TN | — | ◇ UNVERIFIED |
| KKKnobby Krafters | Attleboro | MA | — | ◇ UNVERIFIED |
| KLKnotdesign LLC | Central Falls | RI | — | ◇ UNVERIFIED |
| KIKnox-ag INC | Knoxville | TN | — | ◇ UNVERIFIED |
| KWKoetter Woodworking Incorporated | Jeffersonville | IN | — | ◇ UNVERIFIED |
| KSKola Sawmill LLC | Collins | MS | — | ◇ UNVERIFIED |
| KKoppers | Logansport | LA | — | ◇ UNVERIFIED |
| KCKoppers CO | Fraser | CO | — | ◇ UNVERIFIED |
| KUKoppers Utility and Industrial Products INC - Rosepine Facility | Deridder | LA | — | ◇ UNVERIFIED |
| KHKorby Holcomb Dba Lynchburg Lumber CO | Lynchburg | TN | — | ◇ UNVERIFIED |
| KCKp's Custom Milled Redwood | Piercy | CA | — | ◇ UNVERIFIED |
| KCKrailo Customs | Spring Branch | TX | — | ◇ UNVERIFIED |
| KLKravik, LLC | Osceola | WI | — | ◇ UNVERIFIED |
| KMKremmling Mfg | Unknown | CO | — | ◇ UNVERIFIED |
| KCKrieger Cabinetry, LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| KLKrumenacker Lumber, LLC | Carrolltown | PA | — | ◇ UNVERIFIED |
| KSK & S Equipment | Charles City | VA | — | ◇ UNVERIFIED |
| KFKuehn Forest Products, LLC | Neillsville | WI | — | ◇ UNVERIFIED |
| KCKundig Contracting, INC | Ronkonkoma | NY | — | ◇ UNVERIFIED |
| KLKw1 LLC | Virginia Beach | VA | — | ◇ UNVERIFIED |
| KCKykenkee Centreville, INC. | Centreville | AL | — | ◇ UNVERIFIED |
| KCKykenkee - Collinsville | Collinsville | AL | — | ◇ UNVERIFIED |
| KIKykenkee INC | Vance | AL | — | ◇ UNVERIFIED |
| KIKykenkee, INC. Project Dogwood | Vance | AL | — | ◇ UNVERIFIED |
| LLLabranche Lumber Co., INC. | Newport | VT | — | ◇ UNVERIFIED |
| LFLadd Furniture Incorporated-plant #13 | North Wilkesboro | NC | — | ◇ UNVERIFIED |
| LCLake Cheadle Recreation Area | Lebanon | OR | — | ◇ UNVERIFIED |
| LCLake Cumberland Woodworks INC | Bronston | KY | — | ◇ UNVERIFIED |
| LWLakeside Wood Products INC | La Follette | TN | — | ◇ UNVERIFIED |
| LSLake States Lumber INC | Brooklyn Park | MN | — | ◇ UNVERIFIED |
| LTLaminate Technologies of Virginia INC | Ridgeway | VA | — | ◇ UNVERIFIED |
| LWLamoille Woodcraft | Hyde Park | VT | — | ◇ UNVERIFIED |
| LMLampe Manufacturing CO INC | Fort Worth | TX | — | ◇ UNVERIFIED |
 Lancaster Log Cabins | Salisbury, Township of | PA | — | ◇ UNVERIFIED |
| LCLancer Clad Door Frame Systems LLC | Rogers | MN | — | ◇ 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 |
| LPLa Pacific-kremmling | Kremmling | CO | — | ◇ UNVERIFIED |
| LILarix INC | Dawson Springs | KY | — | ◇ UNVERIFIED |
| LPLarson Packaging Holdings, LLC | El Cajon | CA | — | ◇ UNVERIFIED |
| LLLasalle Lumber Company, LLC | Urania | LA | — | ◇ UNVERIFIED |
| LLLassiter Lumber LLC | Millry | AL | — | ◇ UNVERIFIED |
| LWLathrop Wood Works | Lathrop | CA | — | ◇ UNVERIFIED |
| LWLathrop Woodworks | Lathrop | CA | — | ◇ UNVERIFIED |
| LLLaurel Lumber Company INC | Laurel | MS | — | ◇ UNVERIFIED |
| LSLaurel Summit Lumber LLC | Boswell | PA | — | ◇ UNVERIFIED |
| LLLawrence Lumber Company, INC. | Maiden | NC | — | ◇ UNVERIFIED |
| LLLayman Lumber CO INC | Naches | WA | — | ◇ UNVERIFIED |
| LSLayton Sawmill, LLC | Flippin | AR | — | ◇ UNVERIFIED |
| LRLeaf River Forest Products, LLC | New Augusta | MS | — | ◇ UNVERIFIED |
| LTLeatherstocking Timber Products, INC. | Oneonta | NY | — | ◇ UNVERIFIED |
| LPLebanon Plywood Site | Lebanon | OR | — | ◇ UNVERIFIED |
| LMLee Mccurdy Construction, LLC | Darien | GA | — | ◇ UNVERIFIED |
| LWLees Woodworking, INC. | Wall Township | NJ | — | ◇ UNVERIFIED |
| LWLefco Worthington, LLC | Cleveland | OH | — | ◇ UNVERIFIED |
| LVLegacy Vinyl Components, LLC | Lockport | IL | — | ◇ UNVERIFIED |
| LULehigh Univ/packer, Goodman, & Mountaintop Campuses | Bethlehem | PA | — | ◇ UNVERIFIED |
| LCLeisure Craft INC | Hendersonville | NC | — | ◇ UNVERIFIED |
| LDLeo D. Bernstein & Sons INC. | Shaftsbury | VT | — | ◇ UNVERIFIED |
| LHLeo Hicks Creosoting | Alto | TX | — | ◇ UNVERIFIED |
| LFLeonard Forest Products, INC. | Markleysburg | PA | — | ◇ UNVERIFIED |
