PricewaterhouseCoopers - PricewaterhouseCoopers (or PwC) is the world's largest professional services firm. It was formed in 1998 from a merger between Price Waterhouse and Coopers & Lybrand. - http://www.pwc.com/
C. Lewis & Company, LLP - Specializing in forensic claims accounting and litigation support services for the insurance industry. Headquartered in Norwalk, Connecticut. - http://www.clewisworldwide.com/
Ernst & Young - Major international accounting and consulting firm. - http://www.ey.com/
KPMG International - Major international accounting and consulting firm. - http://www.kpmg.com/