Initially a counsel for the Federal Trade Commission, Rubenstein then served 12 years on the antitrust and consumer protection units within the state Attorney General's Office through 1997. As an assistantAs an assistant AG in 1996 he served on the legal team that represented Connecticut in a landmark lawsuit against five major tobacco firms regarding their marketing practices aimed at teens.Rubenstein came to the Malloy administration from the private sector. After he service in the AG's office he led the antitrust division at the Hartford law firm of Axinn, Veltrop & Harkrider, where he was a partner.As commissioner, Rubenstein leads an agency with an $11 million annual budget and nearly 130 employees.Rubenstein and his wife, Judith Eisenberg, live in West Hartford.