Ronald O. Perelman,left, chairman of Scientific Games, talks to Barry F. Schwartz, Scientific Games executive vice chairman, during the Nevada Gaming Control Board hearing on the company’s buyout of Bally Technologies on Thursday, Nov. 20, 2014 at the Grant Sawyer Building, 555 E Washington Ave. Ronald O. Perelman,left, chairman of Scientific Games, talks to gaming attorney Frank Schreck during the Nevada Gaming Control Board hearing on the company’s buyout of Bally Technologies on Thursday, Nov. 20, 2014 at the Grant Sawyer Building, 555 E Washington Ave. Billionaire Ronald Perelman, who is the chairman and largest stockholder of lottery and slot machine giant Scientific Games Corp., plans to support the presidential bid of South Carolina Senator Lindsey Graham , despite the Republican candidate’s backing of legislation that would ban Internet gambling.