He graduated with a degree in veterinary medicine from the Federal University of Paraná (UFPR), and was part of the staff at Emater-PR.

[3] He was first elected a state deputy in 1982, his primary base of support being in the Vale do Ivaí region.

From 1986 to 2002, he played a part in the brainstorming of, and later presided over, the Bloco Parlamentar Agropecuário, created in the State Legislative Assembly to defend the interests of rural large-scale farmers.

He has been the president of various commissions from the beginning of his time as state deputy, including Agriculture, Industry and Commerce; Ecology and the Environment; and Public Health and Human Resources.

He later became president of the Council of the Administration of Businesses, which includes Ceasa, Claspar, Codapar, Emater-PR, and Iapar.

[7][8] Pessuti became governor of the state of Paraná on 1 April 2010, when Requião renounced his seat to run for the Federal Senate.

[10] State deputies and people in the coastal regions of Paraná were against possible negotiations towards federal management of the ports.

[10] The administration of the Ports of Paranaguá and Antonina (Appa) has a publicly owned authority created by the state government in 1947.

He asserted that the news were an attempt of slander and defamation by people with ill intent, creating political discord in the state.

The president of the assembly, Nelson Justus, served in the position in an interim capacity for 7 days.