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| Club name | Country | Revenues | |||||
|---|---|---|---|---|---|---|---|
| Show/hide all additional info | Fees in euro (EUR) | ||||||
| 1 |  | 1. FC Katowice (1927) | Poland | ||||
| 2 | | 1. FC Katowice (1928) | Poland | ||||
| 3 | | 1. FC Katowice (1929) | Poland | ||||
| 4 | | 1.FC Heidenheim 1846 (2025/26) | Germany | ||||
| 5 | | 1.FC Heidenheim 1846 (2024/25) | Germany | ||||
| 6 | | 1.FC Heidenheim 1846 (2023/24) | Germany | ||||
| 7 | | 1.FC Kaiserslautern (1963/64) | Germany | ||||
| 8 | | 1.FC Kaiserslautern (1964/65) | Germany | ||||
| 9 | | 1.FC Kaiserslautern (1965/66) | Germany | ||||
| 10 | | 1.FC Kaiserslautern (1966/67) | Germany | ||||