Stadler won four tournaments on the Nationwide Tour between 2004 and 2006: the Lake Erie Charity Classic and the Scholarship America Showdown in 2004, and the Xerox Classic and the Albertsons Boise Open in 2006.
Stadler won the Centenary Argentine Open and the John Walker Classic in 2006.
After competing in a handful of PGA events during the previous two seasons, Stadler made his first cut on the PGA Tour while playing in the 2004 AT&T Pebble Beach National Pro-Am. He finished tied for 61st and took home $11,501.
In his first Major, Stadler placed 65th in the 2004 U.S. Open Championship, winning $15,372.
Stadler is the son of Craig Stadler, the winner of the 1982 Masters. Craig caddied for his son when he won the 2002 Colorado Open. The pair won the Champions Challenge in 1999.