At age 14 he had his first formal job, as a helper on the 2º Ofício de Notas em Palmeiras notary’s Office.

In the capital, he made friends in the artistic and intellectual scene, as with Nars Chaul, Bororó, João Caetano, and others, due to his closeness to his cousin Fernando Perillo, who is a MPB singer.

In 1982 he was approved in the Universidade Brás Cubas, at Mogi das Cruzes (SP) to the course of Industrial engineer.

And in two opportunities he was the leader on the young division of his political party, PMDB Jovem (1985–1987 and 1987–1989), in this period his also worked as a member for the state directory .

[4] In open inquiry in the Supreme Court (STF), Marconi Perillo is investigated on suspicion of having received R$2 million bribe at the time was governor of the state of Goiás from 1999 to 2006.