| NWN Wood Systems LLC | West Jordan | UT | — | ◇ UNVERIFIED |
| NCNy Cabinet Factory INC | Staten Island | NY | — | ◇ UNVERIFIED |
| NFNydree Flooring LLC | Forest | VA | — | ◇ UNVERIFIED |
| OCOak Chips INC. | Waverly | OH | — | ◇ UNVERIFIED |
| OHOak-dale Hardwood Products, INC | Spring Valley | WI | — | ◇ UNVERIFIED |
| OHOak Hill Lumber Products | Oak Hill | FL | — | ◇ UNVERIFIED |
| OHOak Hill Veneer, Incorporated | Troy | PA | — | ◇ UNVERIFIED |
| OROak Ridge Hardwoods INC | Clinton | TN | — | ◇ UNVERIFIED |
| OIOakridge Industrial Park | Oakridge | OR | — | ◇ UNVERIFIED |
| OROak Ridge Lumber & Pallet | Piedmont | MO | — | ◇ UNVERIFIED |
| OROak Run Lumber Company | Montgomery Creek | CA | — | ◇ UNVERIFIED |
| OVOak Valley Hardwoods, INC. | Morganton | NC | — | ◇ UNVERIFIED |
| OVOak Valley Hardwoods, INC. | Marion | NC | — | ◇ UNVERIFIED |
| OVOak Valley Hardwoods, INC. (robbinsville) | Robbinsville | NC | — | ◇ UNVERIFIED |
| OFOakville Forest Products INC | Oakville | WA | — | ◇ UNVERIFIED |
| OVOakwood Veneer Company | Troy | MI | — | ◇ UNVERIFIED |
| OTOasis Trading, L.L.C. | Warren | AR | — | ◇ UNVERIFIED |
| OTOasis Trading, L.L.C. | Warren | AR | — | ◇ UNVERIFIED |
| OBO. B. Builders, INC | Concord | NC | — | ◇ UNVERIFIED |
| OBObriot Builders INC. | Apollo | PA | — | ◇ UNVERIFIED |
| OWOccasion Wood Supply, LLC | Bountiful | UT | — | ◇ UNVERIFIED |
 Occupational Development Center INC. | Crookston | MN | — | ◇ UNVERIFIED |
| OPOchoa Pallets INC | Shafter | CA | — | ◇ UNVERIFIED |
| OLOchoco Lumber Company | Prineville | OR | — | ◇ UNVERIFIED |
| OLOchoco Lumber Company | John Day | OR | — | ◇ UNVERIFIED |
| OOckerlund | Forest Park | IL | — | ◇ UNVERIFIED |
| OPOc Pallets, INC. Dba Oc Pallets | Santa Ana | CA | — | ◇ UNVERIFIED |
| OCOctober CO INC | Easthampton | MA | — | ◇ UNVERIFIED |
| OSOdon Sawmill INC | Odon | IN | — | ◇ UNVERIFIED |
| OCOeser CO | Bellingham | WA | — | ◇ UNVERIFIED |
| OCOeser Company the | Sumas | WA | — | ◇ UNVERIFIED |
| OWO.f.k. Wood, INC. | Clay | NY | — | ◇ UNVERIFIED |
| OAOgb Architectural Millwork, INC. | Albuquerque | NM | — | ◇ UNVERIFIED |
| OBOgden Building Products Distribution | Ogden | UT | — | ◇ UNVERIFIED |
| OLOhatchee Log Yard | Ohatchee | AL | — | ◇ UNVERIFIED |
| OBOhio Box & Crate INC. | Burton | OH | — | ◇ UNVERIFIED |
| OMOhio Mulch Supply, INC. | Homerville | GA | — | ◇ UNVERIFIED |
| OMOhio Mulch Supply INC. (0125042476) | Columbus | OH | — | ◇ UNVERIFIED |
| OSOhio Specialty Manufacturing Company | Toledo | OH | — | ◇ UNVERIFIED |
| OVOhio Valley Barn Salvage LLC | Mount Gilead | OH | — | ◇ UNVERIFIED |
| OVOhio Valley Stave, INC. | Waverly | OH | — | ◇ UNVERIFIED |
| OOhline | Gardena | CA | — | ◇ UNVERIFIED |
| OVOkaw Valley Woodworking | Arcola | IL | — | ◇ UNVERIFIED |
| OCOklahoma Cabinets & More, LLC | Owasso | OK | — | ◇ UNVERIFIED |
| OPOklahoma Pole and Lumber INC / Oklahoma Pole and Lumber INC | Broken Bow | OK | — | ◇ UNVERIFIED |
| OPOkote Pallets, INC. | Pacoima | CA | — | ◇ UNVERIFIED |
| OMOlaf M Oja Lumber CO | Sandy | OR | — | ◇ UNVERIFIED |
| OOldcastle | Abbeville | AL | — | ◇ UNVERIFIED |
| OOldcastle | Emlenton | PA | — | ◇ UNVERIFIED |
| OAOldcastle Apg | Shepherdstown | WV | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden | Spring Grove | PA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden INC. | Nampa | ID | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden, INC. | Hartville | OH | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden, INC. | Suffield, Township of | OH | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Stilwell | KS | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Dallas | TX | — | ◇ UNVERIFIED |
| OCOld Castle Lawn & Garden INC | Cross City | FL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden, INC | Nampa | ID | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden, INC. | Sauget | IL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden, INC. | Bostwick | FL | — | ◇ UNVERIFIED |
| ODOld Durham Wood | Durham | CA | — | ◇ UNVERIFIED |
| OGOld Glory Forest Products, LLC | Towanda | PA | — | ◇ UNVERIFIED |
| OHOld Harlan Mill | Blodgett | OR | — | ◇ UNVERIFIED |
| OMOld Mill Building Site | Bend | OR | — | ◇ UNVERIFIED |
| OSOld South Wood Preserving, INC. | Summertown | TN | — | ◇ UNVERIFIED |
| OTOld Town Lumber | Old Town | ME | — | ◇ UNVERIFIED |
| OWOld World Classics INC and Provenza Floors INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| OBOlhausen Billiards | Poway | CA | — | ◇ UNVERIFIED |
| OHOlive Hill Hardwoods, INC. | Olivehill | TN | — | ◇ UNVERIFIED |
| OMOlney Mill INC | Astoria | OR | — | ◇ UNVERIFIED |
| OIOlon Industries INC | Jeffersonville | IN | — | ◇ UNVERIFIED |
| OCOlympic Cedar Products INC | Forks | WA | — | ◇ UNVERIFIED |
| OCOlympic Custom Cabinets | Los Angeles | CA | — | ◇ UNVERIFIED |
| OWOmak Wood Products (owp | Omak | WA | — | ◇ UNVERIFIED |
| OTO'malley Timber Products, INC. | Tappahannock | VA | — | ◇ UNVERIFIED |
| OWO'malley Wood Products | New Oxford | PA | — | ◇ UNVERIFIED |
| OCOmega Case Company INC | Burbank | CA | — | ◇ UNVERIFIED |
| OHOmega Hardwoods INC | Menahga | MN | — | ◇ UNVERIFIED |
| ONOmega National Products Company | Louisville | KY | — | ◇ UNVERIFIED |
| ONOmega National Products LLC | Louisville | KY | — | ◇ UNVERIFIED |
| ONOmega National Products, LLC | Elkhart | IN | — | ◇ UNVERIFIED |
| OLOmnicor LLC | West Salem | OH | — | ◇ UNVERIFIED |
| ODOmnisell Distributers | San Diego | CA | — | ◇ UNVERIFIED |
| OIOMYF Investments LLC | Miami | FL | — | ◇ UNVERIFIED |
| OSOngweoweh Scs St. Louis LLC | East Saint Louis | IL | — | ◇ UNVERIFIED |
 Onsite Woodwork Corporation | Austell | GA | — | ◇ UNVERIFIED |
| OHOntario Hardwood CO INC Dry Kiln | Keysville | VA | — | ◇ UNVERIFIED |
| OTOn Time Clnr/ Upper Merion | Bridgeport | PA | — | ◇ UNVERIFIED |
| OOO & O Cutstock INC | White City | OR | — | ◇ UNVERIFIED |
| OSOrange Stair & Millwork INC | Riverside | CA | — | ◇ UNVERIFIED |
| OCOrbis Corporation | Menasha | WI | — | ◇ UNVERIFIED |
| OPOrdie Price's Sawmill INC. | South Gibson | PA | — | ◇ UNVERIFIED |
| OBOregon Barrel Works INC | Mcminnville | OR | — | ◇ UNVERIFIED |
| OCOregon Canadian Forest Products INC | North Plains | OR | — | ◇ UNVERIFIED |
| OCOregon Cedar Grill Corporation | Sandpoint | ID | — | ◇ UNVERIFIED |
| OIOregon Industrial Lumber Products, INC. | Springfield | OR | — | ◇ UNVERIFIED |
| OOOregon Overseas Timber | Bandon | OR | — | ◇ UNVERIFIED |
| OPOregon Pacific Bldg Products INC | Dallas | OR | — | ◇ UNVERIFIED |
| OPOregon Pallet Repair INC | Salem | OR | — | ◇ UNVERIFIED |
| OBOrepac Bldg Products | Fresno | CA | — | ◇ UNVERIFIED |
