| GWGeorgia-pacific Wood Products LLC Fordyce Osb | Fordyce | AR | — | ◇ UNVERIFIED |
 Great Southern Enterprises, INC. | Haleyville | AL | — | ◇ UNVERIFIED |
| Great Southern Wood Brookhaven INC | Brookhaven | MS | — | ◇ UNVERIFIED |
| Great Southern Wood Preserving | Lake Panasoffkee | FL | — | ◇ UNVERIFIED |
| Great Southern Wood Preserving INC | Abbeville | AL | — | ◇ UNVERIFIED |
| Great Southern Wood Preserving INC | Jesup | GA | — | ◇ UNVERIFIED |
| Great Southern Wood Preserving INC - Great Southern Wood - Mansura INC | Mansura | LA | — | ◇ UNVERIFIED |
| Great Southern Wood Preserving of North Alabama INC | Tuscumbia | AL | — | ◇ UNVERIFIED |
| GTGulf Treating INC | San Juan | PR | — | ◇ UNVERIFIED |
| HLHatfield Lumber Company, INC | Hatfield | AR | — | ◇ UNVERIFIED |
| HPHills Products Group | Whitewood | SD | — | ◇ UNVERIFIED |
| HLHixson Lumber Company, LLC | Milan | TN | — | ◇ UNVERIFIED |
| HLHixson Lumber Company, LLC | Pine Bluff | AR | — | ◇ UNVERIFIED |
| HLHixson Lumber Company - Magnolia | Magnolia | AR | — | ◇ UNVERIFIED |
| HLHixson Lumber Sales | Gilmer | TX | — | ◇ UNVERIFIED |
| HLHixson Lumber Sales | Caddo Mills | TX | — | ◇ UNVERIFIED |
| HLHixson Lumber Sales, INC. | Plumerville | AR | — | ◇ UNVERIFIED |
| HLHixson Lumber Sales of Illinois INC | Hillsboro | IL | — | ◇ UNVERIFIED |
| HLHixson Lumber Sales of Illinois, INC. | Streator | IL | — | ◇ UNVERIFIED |
| HLHixson Lumber Sales of Louisiana INC | Winnfield | LA | — | ◇ UNVERIFIED |
| HMH. M. Stauffer & Sons INC | Leola | PA | — | ◇ UNVERIFIED |
| HWHonolulu Wood Treating LLC | Kapolei | HI | — | ◇ UNVERIFIED |
| HTHoover Treated Wood Products | Pine Bluff | AR | — | ◇ UNVERIFIED |
| HTHoover Treated Wood Products INC | Thomson | GA | — | ◇ UNVERIFIED |
| HTHoover Treated Wood Products, INC. | Detroit | MI | — | ◇ UNVERIFIED |
| HTHoover Treated Wood Products, INC. | Halifax | NC | — | ◇ UNVERIFIED |
| HPHuxford Pole & Timber CO. INC. | Atmore | AL | — | ◇ UNVERIFIED |
| HIHydrolake INC | Mc Bain | MI | — | ◇ UNVERIFIED |
| ITIdaho Timer CORP of Illinois | Rochelle | IL | — | ◇ UNVERIFIED |
| IFInternational Forest Products | Houston | TX | — | ◇ UNVERIFIED |
| IWIowa Wood Preservers INC | Oskaloosa | IA | — | ◇ UNVERIFIED |
| JAJohn a Biewer CO of Illinois | Seneca | IL | — | ◇ UNVERIFIED |
| KFKeystone Fence Supply CO LLC | Schaefferstown | PA | — | ◇ UNVERIFIED |
| KIKoppers, INC. | North Little Rock | AR | — | ◇ UNVERIFIED |
| KIKoppers, INC. | Guthrie | KY | — | ◇ UNVERIFIED |
| KIKoppers Incorporated Salem Plant | Salem | VA | — | ◇ UNVERIFIED |
| KIKoppers INC (susquehana Pa) | Montgomery | PA | — | ◇ UNVERIFIED |
| KIKoppers Industries | Somerville | TX | — | ◇ UNVERIFIED |
| KIKoppers Industries Incorporated | Florence | SC | — | ◇ UNVERIFIED |
| KUKoppers Utility & Industrial Products INC - Kennedy Plant | Kennedy | AL | — | ◇ UNVERIFIED |
| KWKountry Wood Products LLC | Nappanee | IN | — | ◇ UNVERIFIED |
| LOLand O Lakes Wood Preserving CO | Tenstrike | MN | — | ◇ UNVERIFIED |
| LFLangdale Forest Prods CO | Sweetwater | TN | — | ◇ UNVERIFIED |
| LCLavelle Company | Fargo | ND | — | ◇ UNVERIFIED |
| LLLong Life Treated Wood | Hebron | MD | — | ◇ UNVERIFIED |
 Louisiana Pacific CORP. Silsbee Tx | Silsbee | TX | — | ◇ UNVERIFIED |
| MTMaderas Tratadas (former Boricua Wood) | Toa Baja | PR | — | ◇ UNVERIFIED |
| MLMcarthur Lumber and Post | Mc Arthur | OH | — | ◇ UNVERIFIED |
| MCMcfarland Cascade Pole and Lumber | Eugene | OR | — | ◇ UNVERIFIED |
| MIMenard INC Midwest Mfg & Dist | Eau Claire | WI | — | ◇ UNVERIFIED |
| MEMerit Energy Company, LLC - Tobey Compressor Station | Charleston | AR | — | ◇ UNVERIFIED |
| MWMid-states Wood Preservers LLC | Simsboro | LA | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing Treating Plant | Plano | IL | — | ◇ UNVERIFIED |
| MMMidwest Mfg Holiday City Treating Plant | Holiday City | OH | — | ◇ UNVERIFIED |
| MMMidwest Mfg Valley Treating Plant | Valley | NE | — | ◇ UNVERIFIED |
| MTMidwest Timber INC | Edwardsburg | MI | — | ◇ UNVERIFIED |
 Missouri Tie LLC | Reynolds | MO | — | ◇ UNVERIFIED |
| NANaval Air Station Pensacola | Pensacola | FL | — | ◇ UNVERIFIED |
| NTNortheast Treaters INC | Belchertown | MA | — | ◇ UNVERIFIED |
| NHNorth Hudson Woodcraft Corporation | Dolgeville | NY | — | ◇ UNVERIFIED |
| NBNorthwest Building Tech | Seattle | WA | — | ◇ UNVERIFIED |
| NCNu-wood Company, LLC | Goshen | IN | — | ◇ UNVERIFIED |
| ODOilfield Division | Lufkin | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden | Tulia | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden | Bruceton Mills | WV | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden | Cedartown | GA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden-aber | Aberdeen | NC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden Elmer | Elmer | NJ | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden INC | Doswell | VA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden, INC. | Davenport | FL | — | ◇ UNVERIFIED |
| OCOld Castle Lawn and Garden INC - Pageland Plant | Pageland | SC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Gdns | Paola | KS | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Waterloo | IN | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Amherst Junction | WI | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Louisburg | NC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Hope | AR | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Sauget | IL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Hartville | OH | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Springfield | OH | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Powderly | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Noblesville | IN | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Poland | ME | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Mclean | IL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Walterboro | SC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Shady Dale | GA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Gaffney | SC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Oskaloosa | IA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Cleveland | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Richmond | RI | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Elk River | MN | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Livingston | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Elgin | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Aliceville | AL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Tylertown | MS | — | ◇ UNVERIFIED |
| OCOld Castle Lawn & Garden Apg | Moore Haven | FL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden INC | Wauchula | FL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden INC | Marseilles | IL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden, INC. | Bridgeport | MI | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden Plnt 2 | Hope | AR | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden/quakertown | Quakertown | PA | — | ◇ UNVERIFIED |
