Two years later Grogg moved to the U.S. and joined WCHL teams San Diego Gulls and Anchorage Aces.

Returning to Switzerland, Grogg joined EV Zug, which during that season (1997/98) won their only National League championship.

His performance earned him a place on the Swiss National Team 1997, which finished 15th in the World Championships (3rd in Pool B).

Switzerland came in fourth, losing the Bronze medal to Canada, despite two goals scored late in the game by Grogg.

He achieved an ice hockey career total of 97 goals and 162 assists in regular season and playoff games,[7] his final team, EHC Biel, were Swiss NLB League Champions 2006/07.