Question: Jerome D. Mack (a.k.a. Jerry Mack), was an American banker, real estate investor, political fundraiser and philanthropist in Las Vegas, Nevada, he was the President of which hotel and casino on the Las Vegas Strip in Winchester, Nevada, which operated from April 1955 to May 2015?
Context: Holy Cow!  Casino and Brewery (formerly Foxy's Firehouse) was a locals casino and microbrewery on South Las Vegas Boulevard, north of the Las Vegas Strip, in Las Vegas, Nevada.  The property began in 1955 as Foxy's Deli, which operated until its closure in 1975.  A year later, the building was reopened as a casino named Foxy's Firehouse, which later closed in 1988.  Tom "Big Dog" Wiesner purchased the building and reopened it as the Holy Cow casino in 1992.  Wiesner added a microbrewery the following year, making the Holy Cow the first brewery to open in Las Vegas.  Wiesner persuaded the state to change its laws that had prohibited breweries from operating in Las Vegas. Riviera (colloquially, "the Riv") was a hotel and casino on the Las Vegas Strip in Winchester, Nevada, which operated from April 1955 to May 2015.  It was last owned by the Las Vegas Convention and Visitors Authority, which decided to demolish it to make way for the Las Vegas Global Business District. The SLS Hotel & Casino Las Vegas (formerly Sahara Hotel and Casino) is a hotel and casino located on the Las Vegas Strip in Winchester, Nevada.  It is owned by Stockbridge Real Estate but is under contract to be purchased by Alex Meruelo and Meruelo Group (owners of the Grand Sierra Resort Hotel & Casino in Reno) with an expected closing date of Q3 2017. Jerome D. Mack (a.k.a. Jerry Mack) (November 6, 1920 – September 26, 1998) was an American banker, real estate investor, political fundraiser and philanthropist in Las Vegas, Nevada.  He was the founder and President of the Bank of Las Vegas and, later, the Valley Bank.  He was the President of the Riviera casino as well as Director of the Four Queens and Dunes casinos.  He was a major fundraiser for the Nevada Democratic Party and active in Jewish philanthropy both in Las Vegas and Israel.  He was one of the founders of the University of Nevada, Las Vegas (UNLV). Edward Parry Thomas (June 29, 1921 – August 26, 2016) was an American banker who helped finance the development of the casino industry of Las Vegas, Nevada.  Along with his business partner, Jerome D. Mack, he is credited with building Las Vegas into what it is today. Fontainebleau Las Vegas is an unfinished resort, condominium, and casino on the Las Vegas Strip on the 24.5 acre site previously occupied by the El Rancho Hotel and Casino and the Algiers Hotel in Winchester, Nevada.  It was intended to be a sister property to the well-known 1950s-era Fontainebleau Miami Beach hotel.  The building is currently the second tallest structure in the Las Vegas Valley. Argent Corporation was a company in Las Vegas that at one time controlled the Hacienda Hotel/Casino, the Stardust Resort & Casino, the Fremont Hotel and Casino and the casino in the Marina Hotel.  The company was owned by Allen Glick, a San Diego real estate investor.  The name Argent came from the three initials of his name, combined with the first three letters of the word "Enterprises".  However, state and local officials in Nevada believed that the casinos were controlled by organized crime families in the Mid-West and that a huge skimming operation was conducted within the casinos. The Trump International Hotel Las Vegas is a 64-story luxury hotel, condominium, and timeshare located on Fashion Show Drive near Las Vegas Boulevard, just off the Las Vegas Strip in Paradise, Nevada, named for real estate developer and the 45th and current President of the United States Donald Trump.  It is located across the street from Wynn Las Vegas, behind Alon Las Vegas on 3.46 acre , near the Fashion Show Mall, and features both non-residential hotel condominiums and residential condominiums.  The exterior glass is infused with gold.  The hotel is a member of The Leading Hotels of the World. Winchester is an unincorporated town and census-designated place (CDP) and part of Las Vegas Township in Clark County, Nevada, United States that contains part of the Las Vegas Strip.  It is one of a number of CDPs in the unincorporated urbanized area directly south of Las Vegas.  The population was 27,978 at the 2010 census.  It is governed by the Clark County Commission with advice from the Winchester Town Advisory Board.  "Winchester, NV" does not appear in postal addresses; the United States Postal Service has assigned "Las Vegas, NV" as the place name for the ZIP codes containing Winchester. The Tropicana – Las Vegas Boulevard intersection on the Las Vegas Strip (Tropicana Avenue and Las Vegas Boulevard), is noteworthy for several reasons.  It was the first intersection in Las Vegas completely closed to street level pedestrian traffic and its four corners are home to four major resorts: Excalibur Hotel and Casino, Tropicana Las Vegas, New York-New York Hotel and Casino and MGM Grand Las Vegas—the latter has 5,044 rooms and was once the largest hotel in the world.  The resorts at the four corners have a total of 12,536 hotel rooms as of 2016.
Answer: Riviera