Education
Mainor graduated from New Jersey City University with a Bachelor of Surgery degree in criminal justice.
Mainor graduated from New Jersey City University with a Bachelor of Surgery degree in criminal justice.
Mainor is a police detective in Jersey City. He succeeded L. Harvey Smith, who did not seek re-election in 2009. He ran unsuccessfully for the Hudson County Board of Chosen Freeholders twice before his election to the Assembly in 2009.
In the Assembly, Mainor served as chair of the Law and Public Safety Committee.
After being easily re-elected in 2011 and 2013, Mainor originally sought re-election to the Assembly in the June 2015 despite losing the support of the Hudson County Democratic Committee and Jersey City Mayor Steve Fulop. Ultimately, he dropped out before the Democratic primary election.
He was also a member of the Consumer Affairs Committee, Transportation and Independent Authorities Committee, and the Joint Committee on Housing Affordability.