[2] Lanni served as Treasurer of Republic Corporation, a New York Stock Exchange-listed conglomerate based in California.
[1] He was a senior executive of Caesars World, Inc. for 18 years, serving as president and Chief Operating Officer and a member of the Board of Directors of that company from April 1981 to February 1995.
He was appointed by the Speaker of the U.S. House of Representatives in 1997 to serve on the nine-member National Gambling Impact Study Commission.
[3] In October 2000 he was inducted into the Gaming Hall of Fame, and in January 2001 was the recipient of Casino Journal's 2001 Lifetime Achievement Award.
He received the Sarno Award for Lifetime Achievement in Casino Design from the Global Gaming Expo in 2012.