Gonzalo's accomplishments include:
- Played #1 for the Texas Longhorns in 1974-1976
- 1975 US National Amateur Grass Court Champion
- Ranked #180 in the ATP
- 20 years experience teaching tennis in the USA, Germany, France, Spain, and Switzerland
- Former Head Pro at the oldest tennis club in America, New Orleans Lawn Tennis Club (founded in 1876)
- Coach and Head of Promotion at International Tennis Academy Delray Beach, FL
- USPTR USPTA AST certified