William (Bill) J. Hornbuckle is Chief Executive Officer (CEO) and President of MGM Resorts International (NYSE: MGM), an S&P 500® global entertainment company featuring iconic hotels and casinos, meeting and conference spaces, live and theatrical entertainment experiences and an array of restaurant, nightlife and retail offerings across the globe. MGM Resorts’ portfolio includes some of the most recognizable resort brands in the industry, such as Bellagio, MGM Grand, ARIA, Mandalay Bay and Borgata.

As CEO, Mr. Hornbuckle oversees all aspects of MGM Resorts’ strategy, operations and hospitality and gaming development projects. He leads the company’s global development efforts and its digital gaming strategy. He also successfully steered the company through the COVID-19 pandemic, overcoming numerous challenges including the closure of operations, tightly restricted re-openings and new health and safety measures. Mr. Hornbuckle led the strategy and execution of the company’s sale of MGM Growth Properties to Vici Properties and the acquisition of the remaining share of CityCenter and of The Cosmopolitan of Las Vegas.

Mr. Hornbuckle has served as President of MGM Resorts since 2012 and became Chief Operating Officer in 2019. He led MGM Resorts’ domestic and international expansion efforts, including the development of resorts in National Harbor, MD, and Macau and of T-Mobile Arena in Las Vegas. More recently, Mr. Hornbuckle oversaw MGM Resorts’ expansion of entertainment and sports betting. Additionally, he held the roles of Chief Design and Construction Officer and Chief Customer Development Officer.

Mr. Hornbuckle has been with MGM Resorts for more than two decades, including service as the company’s Chief Marketing Officer, where he led the creation and launch of the M life Rewards customer loyalty program. Mr. Hornbuckle’s previous positions with MGM Resorts include: President and Chief Operating Officer of Mandalay Bay, Chief Operating Officer of MGM Resorts International-Europe and President and Chief Operating Officer of MGM Grand Las Vegas.

He has played a key role in expanding Las Vegas’ entertainment and attractions. Mr. Hornbuckle is a board member of T-Mobile Arena (a joint venture with AEG), and helped bring Las Vegas its first professional sports team through the establishment of the NHL’s Golden Knights. In 2016, he was appointed to the Clark County Stadium Authority Board, which developed the Las Vegas NFL Stadium Project as part of a successful effort to attract an NFL team, the Raiders, to Las Vegas. He served on this board through 2021, and, during that time, he also helped bring the WNBA team, the Aces, to Las Vegas in 2017.

An experienced industry executive, Mr. Hornbuckle started working in Las Vegas as a room service attendant and busboy at the Jockey Club and grew his career through a range of senior management positions at Mirage Resorts. He was President and Chief Operating Officer for Caesars Palace, Las Vegas; President and Chief

Operating Officer of the Golden Nugget in Laughlin; Executive Vice President and Chief Operating Officer of Treasure Island and Vice President of Hotel Operations for The Mirage, which he opened in 1989.

Mr. Hornbuckle is a member of MGM Resorts’ Board of Directors and serves as the Chairman of the Board of Directors of MGM China Holdings, which operates resorts in Macau. He was Chairman of the Board of Directors for CityCenter JV (a joint venture with Dubai World) and currently serves as Chairman of the U.S. Travel and Tourism Advisory Board, which advises the U.S. Secretary of Commerce on policy, regulation, programs and issues that impact the travel and tourism industry in the United States.

A long-time resident of Southern Nevada, Mr. Hornbuckle is active in community service. He serves on the Board of Trustees for Three Square Food Bank and the Board of Directors for the Fulfillment Fund. He is also the Founder of a local banking and financial services institution called the Bank of George, where he remains a board member for its holding company, GBank Financial Holdings. Mr. Hornbuckle endowed a scholarship for students pursuing hospitality degrees at the University of Nevada, Las Vegas (UNLV). He holds a Bachelor of Science degree in Hotel Administration from UNLV