Neil Breslin graduated from Fordham University and earned a law degree from the University of Toledo College of Law, where he was editor-in-chief of the Law Review and selected as the outstanding student in his class. He began his legal career as an associate at a prominent Albany law firm before co-founding a private practice with his brothers. Breslin also served as an "of counsel" attorney and held leadership roles in nonprofit organizations. He transitioned into public service, winning election to the New York State Senate and later serving as the Chairman of the Committee on Insurance. Throughout his career, Breslin has been involved in various policy areas, including insurance legislation and social issues.

Neil Breslin's political career is marked by a blend of progressive social stances and a pragmatic approach to economic legislation. His support for same-sex marriage legislation, despite its defeat, contrasts with his guarded stance on insurance bills, suggesting a calculated balancing of ideological commitments and regional economic interests. Breslin's rhetorical style appears to oscillate between transparency and strategic ambiguity, raising questions about the alignment of his public statements and private legislative efforts.