He graduated magna cum laude from Quinnipiac in 2000,[1][2] then went into private practice and opened his own law firm.
[3] He ran for the Connecticut House of Representatives in the 24th district in 2014 but lost to incumbent Democrat Rick Lopes.
[3] Theresa Gerratana resigned from the Connecticut State Senate to accept a position in Governor Ned Lamont's administration.
Bizzarro ran in a special election to fill her unexpired term on February 26, 2019 and this time defeated Lopes.
[4][5] He was sworn into office on March 4, 2019 as the senator for the sixth district, which includes New Britain, Berlin, and part of Farmington.