Question: Which Riviera Partners' clientele is located in Las Vegas, Nevada?

full_context: Document 1: Alex Vieux: Alex Serge Vieux is the chairman and publisher of Red Herring and CEO of Herring International. Through Red Herring Top 100 and other events, Vieux analyzes the potential of approximately 2,000 startups each year. His contributions to the IT industry span more than 20 years and include co-founding of DASAR, a European incubator and conference company. Currently, Vieux serves on the boards of several international public and private companies, including BVRP, CommerceOne, Qualys see the list of Qualys board members here, Computer Associates see the list of Computer Associates board members here, CheckPoint Software, Daum Communications, Kyriba and Qualys.
Document 2: Chariot (company): Chariot is a commuter shuttle service owned by the privately held firm Chariot Transit Inc. that is currently in the process of being acquired by the Ford Motor Company. The company's mobile-phone application allows passengers to ride a shuttle between home and work during commuting hours. Chariot currently operates in several neighborhoods of San Francisco, and plans to expand rapidly to other cities in the United States. New routes are determined based on demographic information and crowdsourced data.
Document 3: Ustream: Ustream is an American live video streaming and video hosting company. It is based in San Francisco and has more than 180 employees in their San Francisco, Los Angeles, and Budapest offices. Company partners include Panasonic, Samsung, Logitech, CBS News, PBS NewsHour, Viacom, and IMG Media. It received $11.1 million in Series A funding for new product development from DCM (Doll Capital Management) and investors Labrador Ventures and Band of Angels. It is owned by an American company of the same name, Ustream, Inc., based in San Francisco, California. Ustream was one of the live game streaming services for Sony's PlayStation 4.
Document 4: Riviera Partners: Riviera Partners is a provider of technical search and recruiting services, specializing in talent acquisition for emerging growth companies. Since its inception, Riviera Partners has focused on building technology teams primarily for startup companies. Riviera Partners' clientele includes, among others, ServiceNow, Xoom, One Kings Lane, Uber, Path, Okta, Pure Storage, Twitter, LinkedIn, Dropbox, Pinterest, and Zappos.
Document 5: Shoemall: ShoeMall.com is an online shop for men’s and women’s footwear based at Chippewa Falls, Wisconsin. They are an entirely web based retailer developed in 1999 by parent company- Mason Companies.
Document 6: Zappos: Zappos.com is an online shoe and clothing shop based in Las Vegas, Nevada.
Document 7: AirPair: AirPair is a service and eponymous company that connects people who need help with programming issues (usually, programmers at small technology companies or at finance companies that use technology products) and people who can help them. Unlike services such as oDesk and Elance, AirPair is not a service for outsourcing programming tasks, but rather a service that facilitates one-off knowledge transfers from people with highly specialized knowledge of particular technology stacks or programming issues to people who are in need of specialized help.
Document 8: IBM jStart: Founded in 1997, IBM's jStart team is IBM's primary client engagement group for emerging internet technologies. The team is part of IBM Software Solutions Group, and is a component of the Emerging Technologies team. jStart is responsible for creating prototypes and solutions for companies around the world, and has frequently launched the first implementations of technologies for introduction into the enterprise.
Document 9: VEGAS.com: VEGAS.com, LLC is a destination-specific Online Travel Agency (OTA) founded in 1998 and headquartered in Las Vegas, Nevada. VEGAS.com provides extensive travel content and books discounted travel products including hotel rooms, air-hotel packages, show tickets, tours, dining, golf, and other activities exclusively for the Las Vegas destination. VEGAS.com was one of The Greenspun Corporation's family of companies.
Document 10: Genesco: Genesco Inc. is an American publicly owned specialty retailer of branded footwear, licensed and branded headwear and licensed sports apparel and accessories and is a wholesaler of branded and licensed footwear based out of Nashville, Tennessee. Through its various subsidiaries as of the end of 2013, Genesco operates 2,459 retail stores throughout the United States, Puerto Rico, Canada, the United Kingdom, and the Republic of Ireland and wholesales branded and licensed footwear to more than 1,025 retail accounts. Founded as the Jarman Shoe Company in 1924 as a footwear manufacturer, the company changed its name to the General Shoe Company in the 1930s and became a public company in 1939. The company took its current name, Genesco, in 1959. Genesco exited footwear manufacturing in 2002 and now contracts with independent, third parties located outside the United States to manufacture its branded and licensed footwear. In June 2011, Genesco acquired UK retail chain and web business Schuh. This was seen as a huge step for the business as it gave them an already well established grounding in a market outside of the U.S.
Document 11: Draper Associates: Draper Associates is an early stage venture capital firm that encourages entrepreneurs to drive their businesses to greatness, to transform industries with new technologies, and to build platforms for extraordinary growth, jobs, and wealth creation. The firm was founded by Tim Draper, and is best known for investments in companies such as Tesla, Skype, Baidu, Twitch, Theranos, and Thumbtack
Document 12: Las Vegas Global Economic Alliance: The Las Vegas Global Economic Alliance (LVGEA) is a 501(c)6 membership organization led by President and CEO Jonas R. Peterson established to promote economic diversification and growth in Clark County, Nevada, including the Cities of Las Vegas, North Las Vegas, Henderson, Boulder City, and Mesquite. The organization was formed as the Southern Nevada Industrial Foundation in 1956, later known as the Nevada Development Authority, and finally renamed the LVGEA in 2013. The organization has helped attract, retain and expand companies including Levi Strauss & Co., Bank of America, Zappos and SolarCity to the Las Vegas area. The organization stated an intent to raise $7.5 million over three years through its Engage Southern Nevada Investment campaign.
Document 13: Fashion Show Mall: Fashion Show Mall is a shopping mall located on the Las Vegas Strip in Paradise, Nevada, and is owned by General Growth Properties Inc. The mall spans 1888151 sqft of space, with more than 250 stores and seven anchors, and hosts weekend fashion shows on a retractable runway with the mall's central atrium, hence the name.
Document 14: Kleiner Perkins Caufield &amp; Byers: Kleiner Perkins Caufield & Byers (KPCB) is an American venture capital firm headquartered on Sand Hill Road in Menlo Park in Silicon Valley. Specializing in investments in incubation, early stage and growth companies, since its founding in 1972 the firm has backed entrepreneurs in over 850 ventures, including America Online, Amazon.com, Compaq, Electronic Arts, Flexus, JD.com, Square, Genentech, Google, Netscape, Sun Microsystems, Nest, Snap, AppDynamics, and Twitter. Kleiner Perkins focuses its global investments in practice areas including technology and life sciences. "The Wall Street Journal" and other publications have called it one of the "largest and most established" venture capital firms and "Dealbook" named it "one of Silicon Valley’s top venture capital providers." In addition to its Menlo Park headquarters, the company has offices in San Francisco and Shanghai, China.
Document 15: The Forum Shops at Caesars: The Forum Shops at Caesars (also known as simply The Forum) is a major 636000 sqft shopping mall connected to Caesars Palace on the Las Vegas Strip in Las Vegas, Nevada. Measured in terms of sales per square foot, it is the highest grossing mall in the United States.
ground_truth: Zappos