In 1996 Wenta accepted German citizenship, which caused a lot of controversy in his homeland, Poland. However he has never played against Poland. He represented the German side in 46 official games (and 4 friendly matches) and scored 144 goals. He was a member of German national team in IHF World Handball Championship twice - 1997 and 1999. In 1998 he achieved bronze medal of European Championship and took part in European Championship 2000. He made his Olympic debut at Olympics Sydney 2000 (5th place).