“I have deep roots in this community, and I am ready to work together with the city and the state to continue to advance Atlantic City and elevate its status as a leading entertainment hub and destination resort,” Giannantonio said in a statement. The Casino Association of New Jersey advocates for Atlantic City’s casinos, including in their interactions with state legislators on issues of interest to the casinos and the resort as a whole. Before that, he was president and CEO of the Tropicana in Atlantic City. Mark Giannantonio has more than 35 years experience in the casino industry, and has been president and CEO of Resorts casino since 2012. (AP) - The trade group for Atlantic City’s nine casinos named a veteran casino executive as its new president on Thursday.