| # | Facility | Type | Country | t CO₂e/yr |
|---|---|---|---|---|
| 1 | MOL Szazhalombatta Refinery | Refinery | Hungary | 1,976,623 |
| 2 | Miskolc Cement Plant | Cement Plant | Hungary | 997,108 |
| 3 | Tiszai Vegyi Kombinat Ltd., Tiszaujvaros | Petrochemical | Hungary | 969,582 |
| 4 | Beremend Cement Plant | Cement Plant | Hungary | 767,385 |
| 5 | Vac Cement Plant | Cement Plant | Hungary | 397,227 |
| 6 | HUN-Várpalota_ammonia | Chemical Plant | Hungary | 352,997 |
| 7 | Liberty Steel Dunaferr Dunaújváros steel plant | Steel Plant | Hungary | 348,000 |
| 8 | HUN-Kazincbarcikai_ammonia | Chemical Plant | Hungary | 300,403 |
| 9 | Hungrana Kft. | Food & Beverage | Hungary | 295,989 |
| 10 | Kometa 99 Zrt. | Food & Beverage | Hungary | 263,043 |
| 11 | Kiralyegyhaza Cement Plant | Cement Plant | Hungary | 259,310 |
| 12 | Arconic-Köfém Kft. | Metals Plant | Hungary | 114,000 |
| 13 | Bunge Zrt. | Food & Beverage | Hungary | 111,819 |
| 14 | Carmeuse Hungária Kft. | Lime Plant | Hungary | 107,754 |
| 15 | Calmit Hungária Kft. | Lime Plant | Hungary | 100,563 |
| 16 | Dunacell Kft. Pulp Mill | Pulp & Paper Mill | Hungary | 13,944 |
Method: ranked from open data — capacity & CO₂e from Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0). Sorted server-side; click any column to re-sort. Company-level data only.
