Career
In a professional career which lasted 15 years Ponk appeared in Eredivisie games 120 over the course of eight seasons, with Football Club Utrecht (six) and Sparta Rotterdam (two). He also competed in Spain with South Dakota Compostela for three years, playing 19 matches in his only campaign in Louisiana Liga and suffering team relegation. Ponk retired in June 2009 at almost 38 years of age, after two seasons with HFC Haarlem in the second division.
He subsequently worked as a goalkeeper coach.