The Argentina international is thrilled to have linked up with Los Che and believes he may enjoy more success than he did last season at the Stadio Olimpico
The 26-year-old Argentine has signed a four-year deal with at Mestalla after spending the last season on loan at Roma, where he made 32 appearances in all competitions.
Gago expressed his delight at having finally found a new club after weeks of speculation about his future and is confident that he may claim silverware at Valencia.
"I have come with a clear goal," he told reporters. "I like to win titles and in all my career I have won titles, so I do not want this season to be like my last one, in which I did not win anything.
"It was a quick decision and I made it thinking about the city, which is amazing, and also about my family and sporting matters.
"A friend of mine told me great things about this club and I think it was the best decision. I really liked this club's project because they have very good players."
Valencia begin their Liga campaign with a trip to Gago's old club, Real Madrid, on August 18.