| Mill Number | Name | Location | Certified Products | Website |
|---|---|---|---|---|
| 137 | Grant Forest Products, Inc. | Timmins, Ontario, Canada | n/a | TECO Mill #137 Website |
| 187 | Arbec, Inc | St. Georges de Champlain Quebec, Canada | Mill 187 Certified Product List | TECO Mill #187 Website |
| 192 | Grant Forest Products, Inc. | Englehart, Ontario, Canada | Mill 192 Certified Product List | TECO Mill #192 Website |
| 207 | Langboard, Inc. | Quitman, Georgia, USA | n/a | TECO Mill #207 Website |
| 227 | Huber Engineered Woods LLC | Commerce, Georgia, USA | n/a | TECO Mill #227 Website |
| 228 | Huber Engineered Woods LLC | Easton, Maine, USA | Mill 228 Certified Product List | TECO Mill #228 Website |
| 229 | Huber Engineered Woods LLC | Crystal Hill, Virginia, USA | n/a | TECO Mill #229 Website |
| 230 | Huber Engineered Woods LLC | Spring City, Tennessee, USA | n/a | TECO Mill #230 Website |
| 265 | SmartPly - Europe | Waterford, Ireland | n/a | TECO Mill #265 Website |
| 290 | Huber Engineered Woods LLC | Broken Bow, Oklahoma, USA | n/a | TECO Mill #290 Website |
| 310 | Grant Allendale LP | Fairfax, South Carolina, USA | n/a | TECO Mill #310 Website |
| 320 | Grant Clarendon LP | Alcolu, South Carolina, USA | n/a | TECO Mill #320 Website |