Jim Vaillancourt, a real estate sales professional from Essex Junction, has joined the Keller Williams Realty Green Mountain Properties Market Center. Vaillancourt has an extensive background in Health Care Information Systems and has been in the real estate industry for over 4 years. He is an Accredited Buyers Representative and a Seniors Real Estate Specialist. He is a member of the Essex Lions, and has been actively involved with youth sports in the past.