| Facility | Type | Country | t CO₂e/yr |
|---|---|---|---|
| TAIF Nizhnekamsk Refinery | Refinery | Russian Federation | 1,691,870 |
| Zapsibneftekhim, Tobolsk | Petrochemical | Russian Federation | 1,541,590 |
| Kazanorgsintez, Kazan | Petrochemical | Russian Federation | 712,521 |
| Nizhnekamskneftekhim, Nizhnekamsk | Petrochemical | Russian Federation | 681,735 |
| Sibur Kstovo, Nizhny Novgorod | Petrochemical | Russian Federation | 470,886 |
| Tomsknefteheim, Tomsk | Petrochemical | Russian Federation | 336,347 |
| Sibur Khimprom, Perm | Petrochemical | Russian Federation | 49,142 |
Ownership, capacity & CO₂: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).