Summit, NJPast: Executive Vice President, Partner at Willis, Senior Vice President at Aon Risk Services... Sam is the National Risk Management Practice Leader at Frank Crystal & Co., Inc. Frank Crystal & Co. is one of the 20 largest insurance brokerage firms in the... Sam is the National Risk Management Practice Leader at Frank Crystal & Co., Inc. Frank Crystal & Co. is one of the 20 largest insurance brokerage firms in the United States. The firm is headquartered in New York with offices in Houston, Los Angeles, Miami, Palm Beach, Philadelphia, Portland, San...