2021 | 2020 | Name | Country | 2021 | 2020 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Shell | Netherlands | $42,156M | $47,529M | AAA | AAA |
| 2 | 2 | Saudi Aramco | Saudi Arabia | $37,479M | $46,768M | AA | AA |
| 3 | 3 | PetroChina | China | $31,415M | $38,028M | AA+ | AAA- |
| 4 | 4 | Sinopec | China | $26,398M | $33,437M | AA+ | AAA- |
| 5 | 5 | BP | United Kingdom | $21,367M | $23,267M | AA | AA |
| 6 | 6 | Total | France | $18,122M | $23,157M | AA+ | AA+ |
| 7 | 7 | Chevron | United States | $15,933M | $17,855M | AA | AA |
| 8 | 8 | ExxonMobil | United States | $13,434M | $15,438M | AA+ | AA+ |
| 9 | 9 | Petronas | Malaysia | $12,049M | $15,215M | AAA | AAA |
| 10 | 10 | ADNOC | UAE | $10,763M | $11,392M | AA+ | AA+ |
| 11 | 11 | Equinor | Norway | 🔒 | 🔒 | 🔒 | 🔒 |
| 12 | 12 | Eni | Italy | 🔒 | 🔒 | 🔒 | 🔒 |
| 13 | 14 | CNOOC | China | 🔒 | 🔒 | 🔒 | 🔒 |
| 14 | 13 | Gazprom | Russia | 🔒 | 🔒 | 🔒 | 🔒 |
| 15 | 16 | Valero | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 16 | 15 | Pemex | Mexico | 🔒 | 🔒 | 🔒 | 🔒 |
| 17 | 18 | Lukoil | Russia | 🔒 | 🔒 | 🔒 | 🔒 |
| 18 | 17 | PTT | Thailand | 🔒 | 🔒 | 🔒 | 🔒 |
| 19 | 20 | Reliance | India | 🔒 | 🔒 | 🔒 | 🔒 |
| 20 | 23 | Indian Oil | India | 🔒 | 🔒 | 🔒 | 🔒 |
| 21 | 21 | Esso | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 22 | 27 | Phillips 66 | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 23 | 26 | Enbridge | Canada | 🔒 | 🔒 | 🔒 | 🔒 |
| 24 | 25 | ConocoPhillips | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 25 | 22 | Mobil | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 26 | 24 | CNRL | Canada | 🔒 | 🔒 | 🔒 | 🔒 |
| 27 | 30 | Rosneft | Russia | 🔒 | 🔒 | 🔒 | 🔒 |
| 28 | 31 | Repsol | Spain | 🔒 | 🔒 | 🔒 | 🔒 |
| 29 | 29 | Marathon Petroleum | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 30 | 19 | Schlumberger | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 31 | 32 | Petrobras | Brazil | 🔒 | 🔒 | 🔒 | 🔒 |
| 32 | 28 | Exxon | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 33 | 37 | Energy Transfer | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 34 | 35 | SK Innovation | South Korea | 🔒 | 🔒 | 🔒 | 🔒 |
| 35 | 34 | Ecopetrol | Colombia | 🔒 | 🔒 | 🔒 | 🔒 |
| 36 | 38 | ONGC | India | 🔒 | 🔒 | 🔒 | 🔒 |
| 37 | 41 | Pertamina | Indonesia | 🔒 | 🔒 | 🔒 | 🔒 |
| 38 | 43 | Baker Hughes | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 39 | 46 | Idemitsu Kosan | Japan | 🔒 | 🔒 | 🔒 | 🔒 |
| 40 | 39 | Bharat Petroleum | India | 🔒 | 🔒 | 🔒 | 🔒 |
| 41 | 40 | Inpex | Japan | 🔒 | 🔒 | 🔒 | 🔒 |
| 42 | 33 | Oxy | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 43 | null | Neste | Finland | 🔒 | 🔒 | 🔒 | 🔒 |
| 44 | 44 | Enterprise Products | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 45 | 47 | Suncor Energy | Canada | 🔒 | 🔒 | 🔒 | 🔒 |
| 46 | 42 | Hindustan Petroleum | India | 🔒 | 🔒 | 🔒 | 🔒 |
| 47 | null | S-Oil | South Korea | 🔒 | 🔒 | 🔒 | 🔒 |
| 48 | null | GS Caltex | South Korea | 🔒 | 🔒 | 🔒 | 🔒 |
| 49 | 36 | Halliburton | United States | 🔒 | 🔒 | 🔒 | 🔒 |
| 50 | null | Galp Energia | Portugal | 🔒 | 🔒 | 🔒 | 🔒 |