| Westervelt MoundvilleSawmillWestervelt Lumber | United States | Softwood | Operating | No data yet |
| Westervelt ThomasvilleSawmillWestervelt Lumber | United States | Softwood | Operating | No data yet |
| Westerwaelder Holzwerke LangenbachSawmillWesterwaelder Holzwerke | Germany | Softwood | Operating | 73 000 m3/y sawn timberestimated from 145 000 m3/y log intake |
| WestRock Evadale MillPulp millSmurfit Westrock | United States | Mixed | Operating | 125 000 t/y pulp |
| Weyerhaeuser BruceSawmillWeyerhaeuser | United States | Softwood | Operating | 552 000 m3/y sawn timber |
| Weyerhaeuser Cottage GroveSawmillWeyerhaeuser | United States | Softwood | Operating | No data yet |
| Weyerhaeuser DierksSawmillWeyerhaeuser | United States | Softwood | Operating | 645 000 m3/y sawn timber |
| Weyerhaeuser DodsonSawmillWeyerhaeuser | United States | Softwood | Operating | No data yet |
| Weyerhaeuser Grande PrairieSawmillWeyerhaeuser Company Ltd. | Canada | Softwood | Operating | No data yet |
| Weyerhaeuser GreenvilleSawmillWeyerhaeuser | United States | Softwood | Operating | No data yet |
| Weyerhaeuser HoldenSawmillWeyerhaeuser | United States | Softwood | Operating | No data yet |
| Weyerhaeuser IdabelSawmillWeyerhaeuser | United States | Softwood | Operating | 458 000 m3/y sawn timber |
| Weyerhaeuser LongviewSawmillWeyerhaeuser | United States | Softwood | Operating | 1 188 000 m3/y sawn timber |
| Weyerhaeuser McCombSawmillWeyerhaeuser | United States | Softwood | Operating | 513 000 m3/y sawn timber |
| Weyerhaeuser MillportSawmillWeyerhaeuser | United States | Softwood | Operating | No data yet |
| Weyerhaeuser New BernSawmillWeyerhaeuser | United States | Softwood | Idled 2024 | 221 000 m3/y sawn timber |
| Weyerhaeuser PhiladelphiaSawmillWeyerhaeuser | United States | Softwood | Operating | 552 000 m3/y sawn timber |
| Weyerhaeuser PlymouthSawmillWeyerhaeuser | United States | Softwood | Operating | 458 000 m3/y sawn timber |
| Weyerhaeuser RaymondSawmillWeyerhaeuser | United States | Softwood | Operating | 340 000 m3/y sawn timber |
| Weyerhaeuser Santiam (Lebanon)SawmillWeyerhaeuser | United States | Softwood | Operating | 679 000 m3/y sawn timber |
| Weyerhaeuser ZwolleSawmillWeyerhaeuser | United States | Softwood | Operating | No data yet |
| Weza SawmillSawmillSingisi Forest Products | South Africa | Softwood | Operating | No data yet |
| WFP ChemainusSawmillWestern Forest Products Inc. | Canada | Softwood | Idled 2025 | 110 000 m3/y sawn timber |
| WFP Cowichan BaySawmillWestern Forest Products Inc. | Canada | Softwood | Idled 2026 | 238 000 m3/y sawn timber |
| WFP Duke Point (Nanaimo)SawmillWestern Forest Products Inc. | Canada | Softwood | Operating | 272 000 m3/y sawn timber |
| WFP LadysmithSawmillWestern Forest Products Inc. | Canada | Softwood | Operating | 153 000 m3/y sawn timber |
| WFP Port Alberni (APD)SawmillWestern Forest Products Inc. | Canada | Softwood | Closed 2024 | 297 000 m3/y sawn timber |
| White River Forest ProductsSawmillWhite River Forest Products LP | Canada | Softwood | Operating | No data yet |
| Whitecourt MillPulp millMillar Western Forest Products Ltd | Canada | Mixed | Operating | 350 000 t/y pulp |
| Wibeba Holz WieselburgSawmillWibeba Holz Ges.m.b.H. | Austria | Hardwood | Operating | 9 000 m3/y sawn timberestimated from 17 000 m3/y log intake |
| Windsor MillPulp millDomtar | Canada | Hardwood | Operating | 447 000 t/y pulp |
| Winstone Pulp International Tangiwai SawmillSawmillWinstone Pulp International | New Zealand | Softwood | Closed | 100 000 m3/y sawn timber |
| Woodfab TimberSawmillWoodfab Timber Ltd | Ireland | Softwood | Operating | 110 000 m3/y sawn timber |
| Woodgrain La GrandeSawmillWoodgrain | United States | Softwood | Operating | No data yet |
| Woodgrain Pilot RockSawmillWoodgrain | United States | Softwood | Closed 2025 | No data yet |
| Workington MillPulp millHolmen Board and Paper Limited | United Kingdom | - | Operating | No data yet |
| Wotan Forest (koncernaggregat, 4 sagverk)SawmillWotan Forest a.s. | Czech Republic | Softwood | Operating | 175 000 m3/y sawn timberestimated from 350 000 m3/y log intake |
| Yanzhou Pulp MillPulp millShandong Sun Paper Group | China | Hardwood | Operating | No data yet |
| Yatsushiro MillPulp millNippon Paper Industries Co., Ltd. | Japan | - | Operating | 667 950 t/y pulp |
| Yibin MillPulp millYibin Paper Industry Co., Ltd. | China | - | Operating | 200 000 t/y pulp |
| Yonago MillPulp millOji Paper Co., Ltd. | Japan | - | Operating | 400 000 t/y pulp |
| York Timbers SabieSawmillYork Timbers | South Africa | Softwood | Operating | 133 000 m3/y sawn timberestimated from 266 200 m3/y log intake |
| York Timbers WarburtonSawmillYork Timbers | South Africa | Softwood | Operating | 113 000 m3/y sawn timberestimated from 225 000 m3/y log intake |
| Yugorsky Lesopromyshlenny Holding (Sovetsky)SawmillYugorsky Forestry Holding | Russia | Softwood | Operating | No data yet |
| Zhanjiang MillPulp millZhanjiang Chenming Pulp & Paper Co., Ltd. | China | Hardwood | Operating | 1 000 000 t/y pulp |
| Zicunaga MillPulp millPapelera Guipuzcoana de Zicuñaga, S.A.U. | Spain | - | Operating | 240 000 t/y pulp |
| ZPD CzaplinekSawmillKPPD-Szczecinek S.A. (Zakład Produkcji Drzewnej Czaplinek) | Poland | - | Idled 2026 | 22 000 m3/y sawn timber |
| ZPD Drawsko PomorskieSawmillKPPD-Szczecinek S.A. (Zakład Produkcji Drzewnej Drawsko Pomorskie) | Poland | - | Operating | 27 000 m3/y sawn timber |
| ZPD Kalisz PomorskiSawmillKPPD-Szczecinek S.A. (Zakład Produkcji Drzewnej Kalisz Pomorski) | Poland | - | Operating | 45 000 m3/y sawn timber |
| ZPD KołaczSawmillKPPD-Szczecinek S.A. (Zakład Produkcji Drzewnej Kołacz) | Poland | Mixed | Operating | 16 000 m3/y sawn timber |