| NHNRG Holdings LLC | Oregon City | OR | — | ◇ UNVERIFIED |
| NFNu Forest Products, INC. | Redwood City | CA | — | ◇ UNVERIFIED |
| NDNull Designs in Stone INC | Portland | OR | — | ◇ UNVERIFIED |
| NCNulook Custom Finishes | Stilwell | KS | — | ◇ UNVERIFIED |
| NFNumatic Finishing Corporation | Auburn | WA | — | ◇ UNVERIFIED |
| NCNurich Cabinets | Fairfield | CA | — | ◇ UNVERIFIED |
| NANw Artisan Hardware INC. | Kaysville | UT | — | ◇ UNVERIFIED |
| NGNW Green Panels LLC | Alva | OK | — | ◇ UNVERIFIED |
| NGNw Green Panels LLC | Madras | OR | — | ◇ UNVERIFIED |
| NWN Wood Systems LLC | West Jordan | UT | — | ◇ UNVERIFIED |
| OCOak Craft Industries | Kailua Kona | HI | — | ◇ UNVERIFIED |
| OCOak Creations, INC. | Columbus | MT | — | ◇ UNVERIFIED |
| OHOak-dale Hardwood Products, INC | Spring Valley | WI | — | ◇ UNVERIFIED |
| OFOak Front Cabinetry, INC. | Green Bay | WI | — | ◇ UNVERIFIED |
| OGOak Grove Custom Cabinets INC | Tualatin | OR | — | ◇ UNVERIFIED |
| OCOakland Custom Cabinetry LLC | Dexter | MI | — | ◇ UNVERIFIED |
| OMOak & More LLC | Portland | OR | — | ◇ UNVERIFIED |
| ONOak North Manufacturing INC | Negaunee | MI | — | ◇ UNVERIFIED |
| OROak Ridge Cabinets, INC. | Chico | CA | — | ◇ UNVERIFIED |
| OROak Ridge Custom Cabinets, INC. | Green Bay | WI | — | ◇ UNVERIFIED |
| OROak Ridge Lumber & Pallet | Piedmont | MO | — | ◇ UNVERIFIED |
| OMOasis Marble & Granite INC | Clearwater | FL | — | ◇ UNVERIFIED |
| OWO.b.'s Woodcrafts, INC. | Swansea | MA | — | ◇ UNVERIFIED |
| OGOcean Granite & Marble, LLC. | Denton | TX | — | ◇ UNVERIFIED |
| OSOcean Sash & Door INC | San Francisco | CA | — | ◇ UNVERIFIED |
| OWOcean Woodworks, INC. | Atlantic Beach | FL | — | ◇ UNVERIFIED |
| ODOchoa Door & Trim LLC | Mesa | AZ | — | ◇ UNVERIFIED |
| OPOchoa Pallets INC | Shafter | CA | — | ◇ UNVERIFIED |
| OOckerlund | Forest Park | IL | — | ◇ UNVERIFIED |
| OMOconee Millworks Trim and Door LLC | Union Point | GA | — | ◇ UNVERIFIED |
| OPOc Pallets, INC. Dba Oc Pallets | Santa Ana | CA | — | ◇ UNVERIFIED |
| OIOffice Impressions Inc | Lawrence Township | NJ | — | ◇ UNVERIFIED |
| OWO.f.k. Wood, INC. | Clay | NY | — | ◇ UNVERIFIED |
| OCOgle's Custom Cabinets | Madera | CA | — | ◇ UNVERIFIED |
| OBOhio Box & Crate INC. | Burton | OH | — | ◇ UNVERIFIED |
| OSOhio Specialty Manufacturing Company | Toledo | OH | — | ◇ UNVERIFIED |
| OVOhio Valley Stave, INC. | Waverly | OH | — | ◇ UNVERIFIED |
| OKOh Kitchen Cabinet 4 U | Eastlake | OH | — | ◇ UNVERIFIED |
| OOhline | Gardena | CA | — | ◇ UNVERIFIED |
| OSOhline Shutters | Gardena | CA | — | ◇ UNVERIFIED |
| OIOkeefee's INC Dba Saftifirst | Merced | CA | — | ◇ UNVERIFIED |
| OCOklahoma Cabinets & More, LLC | Owasso | OK | — | ◇ UNVERIFIED |
| OCOklahoma Countertops & Flooring | Newcastle | OK | — | ◇ UNVERIFIED |
| OMOklahoma Millworks INC. | Guthrie | OK | — | ◇ UNVERIFIED |
| OWOkna Windows Corporation | Bristol | PA | — | ◇ UNVERIFIED |
| OPOkote Pallets, INC. | Pacoima | CA | — | ◇ UNVERIFIED |
| OMOldcastle Materials Southeast INC. | Birmingham | AL | — | ◇ UNVERIFIED |
| OCOld Central Custom Stone LLC | Stillwater | OK | — | ◇ UNVERIFIED |
| OBOlde Bostonian | Dorchester | MA | — | ◇ UNVERIFIED |
| OWOlde Wood Mill INC. | Omaha | NE | — | ◇ UNVERIFIED |
