| 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 |
| OPOrdie Price's Sawmill INC. | South Gibson | PA | — | ◇ UNVERIFIED |
| OCOregon Canadian Forest Products INC | North Plains | OR | — | ◇ UNVERIFIED |
| OOOregon Overseas Timber | Bandon | OR | — | ◇ UNVERIFIED |
| OSO' Shea Lumber Company INC | Glen Rock | PA | — | ◇ UNVERIFIED |
| OMOssipee Mountain Land Company, LLC | Tamworth | NH | — | ◇ UNVERIFIED |
| OIOssiriand, Inc. | Creston | NC | — | ◇ UNVERIFIED |
| OFOwen Farmwald Sawmill | Jasper | NY | — | ◇ UNVERIFIED |
| OHOwens & Hurst Lumber CO | Eureka | MT | — | ◇ UNVERIFIED |
| OLOwens Lumber Company, INC. | Pine Apple | AL | — | ◇ UNVERIFIED |
| OLOwens Lumber Company, INC. | Tallapoosa | GA | — | ◇ UNVERIFIED |
| OSOwens Saw Mill INC | Arlington | KY | — | ◇ UNVERIFIED |
| OMOzark Mountain Hardwood Inc-ozark Mountain Hardwood INC | Koshkonong | MO | — | ◇ UNVERIFIED |
| OWOzark Wood | Salem | MO | — | ◇ UNVERIFIED |
| OWOzark Wood Fiber | Goodman | MO | — | ◇ UNVERIFIED |
| PCPacific Clears INC. | Arcata | CA | — | ◇ UNVERIFIED |
| PFPacific Fibre Products INC | Cornelius | OR | — | ◇ UNVERIFIED |
| PHPacific Hardwoods LLC - Raymond | Raymond | WA | — | ◇ UNVERIFIED |
| PMPacific Mulch, INC. | Henderson | NC | — | ◇ UNVERIFIED |
| PRPacific Redwood Products LLC | Crescent City | CA | — | ◇ UNVERIFIED |
| PRPacific Rim Manufacturing LLC | Jasper | OR | — | ◇ UNVERIFIED |
| PSPacific Shingle INC | Forks | WA | — | ◇ UNVERIFIED |
| PSPacific States Industries, INC. | Cloverdale | CA | — | ◇ UNVERIFIED |
 Pacific Timber Products LLC | Molalla | OR | — | ◇ UNVERIFIED |
| PTPacific Trim of Vancouver LLC | Tualatin | OR | — | ◇ UNVERIFIED |
| PMPaddy Mountain Lumber CO Incorporated | Jefferson | NC | — | ◇ UNVERIFIED |
| PHPage & Hill Forest Products INC | Big Falls | MN | — | ◇ UNVERIFIED |
| PWPaintsville Wood Products LLC | Paintsville | KY | — | ◇ UNVERIFIED |
| PCPalatka Chip Mill - Log Crane Replacement Project | Palatka | FL | — | ◇ UNVERIFIED |
| PCPallet Connection, INC. | Williams | AZ | — | ◇ UNVERIFIED |
| POPallet One, Inc.-treatment Plant #2 | Shipshewana | IN | — | ◇ UNVERIFIED |
| POPalleton of Kansas INC. | Lyons | KS | — | ◇ UNVERIFIED |
| PHPalmer Handrail and Custom Millwork | Corinth | MS | — | ◇ UNVERIFIED |
| PFPamplin Forest Products LLC | Pamplin | VA | — | ◇ UNVERIFIED |
| PNParis North Hardwood Lumber INC Dba Silver Leaf Sawmill | Elmira | MI | — | ◇ UNVERIFIED |
| PLParker Lumber | Salem | MO | — | ◇ UNVERIFIED |
 Parma Post & Pole, INC. | Parma | ID | — | ◇ UNVERIFIED |
| PDPaul Davis Lumber Company | Amite | LA | — | ◇ UNVERIFIED |
| PSPaulhamus Sawmill INC | Linden | PA | — | ◇ UNVERIFIED |
| PMPawnee Millworks, LLC | Pawnee | OK | — | ◇ UNVERIFIED |
| PLPaxman Logging Sawmill | Collins | MO | — | ◇ UNVERIFIED |
| PTPeacock Timber Company, INC. | Troy | AL | — | ◇ UNVERIFIED |
| PSPeanut Sawmill | Bushnell | FL | — | ◇ UNVERIFIED |
| PCPennington Crossarm CO | Eugene | OR | — | ◇ UNVERIFIED |
| PSPennsylvania Sawmill | Port Matilda | PA | — | ◇ UNVERIFIED |
| PPPerformance Pallet Corporation | Carney | MI | — | ◇ UNVERIFIED |
| PLPerras Lumber, INC. | Lancaster | NH | — | ◇ UNVERIFIED |
| PSPfeil Sawmill LLC | Enosburg Falls | VT | — | ◇ UNVERIFIED |
