Messori enjoyed most of his tennis success while playing doubles. During his career, he won one doubles title, and achieved a career-high doubles ranking of world No. 63 in 1997.
As of 2018, Messori lives in the Netherlands with his wife and three sons. He is currently a tennis coach.
|Loss||1-0||1997||Estoril, Portugal||Clay||Andrea Gaudenzi|| Gustavo Kuerten
|Win||1-1||1997||San Marino||Clay||Cristian Brandi|| Brandon Coupe
|Loss||1-2||1998||Casablanca, Morocco||Clay||Cristian Brandi|| Andrea Gaudenzi