Bob began his legal career in 1985 as an Assistant District Attorney in New York. While there he sharpened his skills as a trial attorney. He later joined an established New York City construction law firm and rose through the ranks to Partner. Bob spent almost a decade there practicing construction law. He then founded his Firm in 1996 with a vision of providing affordable, sound legal advice and outstanding service. That vision still holds true today.

Bob Sesti is admitted in the State and Federal Courts of New York. He serves or has served as a member of the Construction Law Committees of the Association of the Bar of the City of New York, the New York State Bar Association, the American Bar Association and the Westchester County Bar Association. 

Bob often lectures on construction law matters.

Bob was recognized as a "Super Lawyer®" in the field of Construction Law in 2012 and 2013.