Sean M. McGuinness

Sean M. McGuinness

Partner vCard
775.321.3407 office
775.823.2929 fax
One East Liberty Street
Suite 300
Reno, NV 89501-2128
3993 Howard Hughes Parkway
Suite 600
Las Vegas, NV 89169
1200 Seventeenth Street
Suite 3000
Denver, CO 80202

"Known for his work with casinos and gaming manufacturing companies, who regularly entrust him with complex M&A and regulatory mandates." - Chambers USA

Sean McGuinness is a partner in the firm’s Gaming Practice Group. His practice focuses primarily on ‎commercial gaming matters in Nevada, Colorado, Iowa and Mississippi, as well tribal gaming matters. ‎He is also involved with Lewis Roca Rothgerber Christie's Bankruptcy practice group in relation to gaming bankruptcy ‎matters.

Sean has represented clients with licensing and regulatory matters before the Nevada Gaming Control Board, the Nevada Gaming Commission, the Colorado Division of Gaming, the ‎Colorado Limited Gaming Control Commission, the Iowa Racing & Gaming Commission, the Mississippi ‎Gaming Commission and the National Indian Gaming Commission. He has also participated in gaming-‎related matters in other jurisdictions such as California, Canada, Hungary, Illinois, Kansas, Louisiana, ‎Maryland, Michigan, Missouri, New Mexico, North Dakota, Oklahoma, Switzerland and Washington. Sean has represented clients in gaming bankruptcy matters, including the Herbst Gaming, Station ‎Casinos, Fitzgeralds Gaming Corporation, the Aladdin Hotel and Casino, and the Resort at Summerlin ‎proceedings.

Sean is frequently asked to comment on the Commercial Gaming industry. Sean appeared on Nevada Newsmakers in November 2016 to discuss recent Gaming industry trends. Click here to view the video coverage. He is also a regular pundit on the program. In 2011, Sean was featured in a Q&A with In Business Las Vegas (now Vegas Inc.) where he provided an overview of his practice and the Gaming Industry in Nevada. Click here to learn more.

Sean was previously with Beckley Singleton, which partnered with Lewis Roca Rothgerber Christie in 2007. ‎Prior to joining the firm, he was Vice President and General Counsel for The Resort at Summerlin, which ‎was owned by Swiss Casinos (1997-2001), had a private gaming law practice in Mississippi (1994-1997) ‎and served as Compliance Director for the Mississippi Gaming Commission (1992-1993). He got his ‎start in the gaming industry as a law clerk for the Iowa Racing & Gaming Commission.‎

Watch Videos of Sean McGuinness

Sean McGuinness

Memberships & Affiliations

  • IMGL Autumn Conference, Co-Chair, Dublin, 2016
  • Washoe County Bar Association, Member
  • Clark County Bar Association, Member
  • Mississippi Bar Gaming Law Section, Member
  • Gaming Entertainment & Sports Section of the Colorado Bar Association, Member
  • Gaming Law Section of the State Bar of Nevada, Executive Committee Member, 2004-2016
  • Gaming Law Committee within the American Bar Association, Business Law Section, Past Chair
  • TAGLAW, Member
  • International Association of Gaming Advisors, Member
  • International Masters of Gaming Law, Member, co-chair of the Autumn 2016 IMGL conference in Dublin
  • Irish Network Nevada, Board Member
  • Irish Network USA, Regional Vice President (California, Nevada, Oregon, Washington)

Representative Matters

  • Nevada and Colorado gaming counsel for Full House Resorts
  • Nevada, Colorado and Iowa gaming counsel for Affinity Gaming
  • Colorado gaming counsel for the Reserve Casino Hotel and Swiss Casinos 
  • Iowa gaming counsel for Warner Gaming’s involvement with the Hard Rock Sioux City
  • Lead gaming counsel for the senior lenders to Herbst Gaming, Inc. in relation to their conversion of debt into equity, during bankruptcy, to become licensed owners in three jurisdictions (Nevada, Iowa and Missouri) of what is now known as Affinity Gaming
  • Representation of various lenders to gaming companies in numerous transactions in Nevada, Colorado, Iowa, Mississippi and elsewhere 
  • Representation of management companies receiving National Indian Gaming Commission approval to manage casino facilities for the Kickapoo Tribe of Oklahoma, the Hopland Band of Pomo Indians, The Elk Valley Rancharia, the San Pasqual Band of Mission Indians and the Standing Rock Sioux Tribe 
  • The sale of the Plaza, Las Vegas Club, Western and Gold Spike casinos in downtown Las Vegas to Barrick Gaming (represented entities controlled by Jackie Gaughan)
  • Fitzgeralds Gaming Corporation in relation to the sale of their casinos in Nevada, Colorado and Mississippi in bankruptcy 
  • Bishop Gorman Development Corporation’s land purchase, zoning and $15.3 million Clark County bond transaction for the new Bishop Gorman High School campus in Las Vegas 
  • Various gaming licensing and related work for Horseshoe Gaming, Bally Entertainment Corporation, Hilton Hotels Corporation, ITT Sheraton, Circus Circus Enterprises, International Game Technology, Sigma Game, Fitzgeralds Gaming Corporation, the Aladdin Hotel & Casino, Hard Rock Hotel & Casino, the Resort at Summerlin, New York New York Hotel & Casino, Flamingo Las Vegas, Trump Hotels & Casino Resorts, Union Plaza Hotel & Casino, El Cortez Hotel and Casino, Carson Valley Inn, Epic Gaming, among others

Related News

Partners honored as Lawyer of the Year by Best Lawyers
85 Lewis Roca Rothgerber Christie attorneys in The Best Lawyers in America 2018
Attorneys, practices earn recognition in Chambers USA 2017
Rankings reflect research findings based on client and peer feedback
McGuinness named regional VP of Irish Network USA
Economic development organization fosters business relations between U.S. and Ireland
McGuinness talks gaming on Nevada Newsmakers
Japanese officials considering opening market to casino operators
83 Lewis Roca Rothgerber Christie attorneys named in ‘Best Lawyers'
11 partners also honored as ‘Lawyer of the Year' in The Best Lawyers in America® 2017
Chambers USA recognizes Lewis Roca Rothgerber Christie attorneys
Annual rankings reflect law firm's focus on client service, value, commitment to excellence

Related Events

Past Events


  • Moderator, "The Highs and Lows of Marijuana Legalization," International Association of Gaming Advisors Summit, New York, New York, June 2017
  • Panelist, "Normalization of Sports Betting - The Push for Decriminalization in Washington, D.C.," National Indian Gaming Association, San Diego, California, April 2017
  • Panelist, "If You Build It, They Will Come: Tips on Construction of Casino Resorts and Major Entertainment Complexes from Development to Dispute Resolution," ABA Business Law Section, New Orleans, Louisiana, April 2017
  • Panelist, "European/Global Gaming Effects of Brexit," IMGL Masterclass, ICE, London, England, February 2017
  • Featured Guest, "Nevada Newsmakers," hosted by Sam Shad, November 2016
  • Co-chair, International Masters of Gaming Law Conference, Dublin, Ireland, October 2016
  • Speaker, “What’s up in Ireland”, IMGL Conference, Dublin, Ireland, October 2016
  • Speaker, 10 Biggest Issues in Gaming Regulations: Best Practices for Existing Environments and New Jurisdictions, Saratoga Institute on Equine, Racing & Gaming Law; Saratoga Springs, NY, August 2016
  • Speaker, "Gaming Growing Everywhere But Here", IMGL Spring Conference, San Francisco, April 2016
  • Speaker, “The World Regulatory View and its Impact on Casinos and the Gaming Market in the United States”, Gaming Law Minefield, Las Vegas, February 2016
  • Speaker, "Reefer Madness," International Gaming Summit, June 3, 2015
  • Speaker, "Latest Developments in the Gaming World," IMGL Autumn Conference, 2014
  • Speaker, "Internet Gaming: Will the United States Ever Get It Right?," American Bar Association's 2014 Gaming Law Minefield, 2014
  • Speaker, "Regulatory Reform & Implementation," IMGL Autumn Conference, Oslo, Norway, 2013
  • Speaker, “Regulatory Reform & Implementation – Ongoing/New Efforts, Updates, and Successful Strategies,” IMGL Spring Conference, Montreal, Canada, 2013
  • Speaker, "How do Foreign Companies Navigate the U.S. Regulatory Process?,” IMGL Fall Conference, London, England, 2012
  • Speaker, “The Many Faces of Gaming Bankruptcy Today,” State Bar of Nevada Annual Meeting, Kaua’i, HI, 2011
  • Speaker, “Compliance: The Concept of the Application and the Limits,” IMGL Spring Conference, Napa Valley, CA 2011
  • Speaker, “The Chips Are Down: Dealing With Casino Bankruptcy Cases,” 84th Annual National Conference of Bankruptcy Judges Meeting, New Orleans, LA 2010
  • Speaker, "Ethics and the Gaming Industry," ABA 14th Annual Gaming Law Minefield, Las Vegas, NV, 2010
  • Speaker, "Gaming Law: Making Sure the Odds Are In Your Favor," Taglaw Autumn International Conference, Las Vegas, NV, 2009
  • Speaker, "Ethics and the Gaming Industry," ABA 13th Annual Gaming Law Minefield, Las Vegas, NV, 2009  
  • Speaker, "Ethics and Gaming Law," Drake Law School Gaming Law Symposium, Des Moines, IA, 2008  
  • Speaker, "Gaming Law for the Non-Gaming Lawyer," State Bar of Nevada Annual Meeting, Santa Barbara, CA, 2008  
  • Speaker, "New Game and Associated Equipment Approval Process in Nevada," Lorman Gaming Law Seminar, Las Vegas, NV, 2008  
  • Featured Guest, "Nevada Newsmakers," hosted by Sam Shad, July 25, 2007
  • Speaker, "Ethics and the Gaming Industry," ABA 11th Annual Gaming Law Minefield, Las Vegas, NV, 2007
  • Speaker, “Governance, Regulatory and Internal Control Issues Related to Indian Gaming,” Western Intergovernmental Audit Forum, Reno, NV, 2006  
  • Speaker, "Gulf Coast Gaming Update," ABA Section of Business Law, Tampa, FL, 2006
  • Speaker, "Compliance," ABA 10th Annual Gaming Law Minefield, Las Vegas, NV, 2006  
  • Speaker, "Gaming Issues: Regional Update and Internet Implications," ABA Section of Business Law, Nashville, TN, 2005  
  • Speaker, "Compliance," State Bar of Nevada, Las Vegas, NV, 2005  
  • Speaker, "Washington's Rule Simplification Project," Northwest Gaming Law Summit, Seattle, WA, 2005  
  • Speaker, "Gaming Bankruptcies," ABA Section of Business Law, Seattle, WA, 2004  
  • Speaker, "Betting on the Home Team: College Sports Betting," ABA Section of Business Law, Atlanta, GA, 2004  
  • Speaker, "Indian Gaming," State Bar of Nevada, Las Vegas, Nevada, 2004  
  • Speaker, "Gaming Law - Tribal Gaming," State Bar of Nevada Annual Meeting, Coronado, CA, 2004  
  • Speaker, "Global Gaming Expo," Las Vegas, NV, 2003  
  • Speaker, "Gaming Law: Progressive Regulatory Systems," Southern Gaming Summit, Biloxi, MS, 1996  
  • Speaker, "Implementation of Gaming in New Jurisdictions," International Congress on Casino Regulation and Control, Locarno, Switzerland, 1993  
  • Speaker, "Implementation of Riverboat Gaming in Iowa," Eighth International Conference on Risk & Gaming, London, England, 1990
  • Speaker, IMGL Conference, Dublin, Ireland:  “What’s up in Ireland” Panel.



  • The Best Lawyers in America - Woodward/White, Aiken, S.C. - Gaming Law, 2008-2017
  • Nevada Business Magazine - 2013-2014 "Northern Nevada Best", 2010-2012 "Top 75" - Legal Elite, 2010-2014
  • Mountain States Super Lawyers - 2013 "Top 100" - Gaming, 2007-2017
  • Martindale-Hubbell - "AV/Preeminent Attorney" Rating
  • John P. Frank Pro Bono Awards Luncheon - Recognized for commitment - Pro bono service
  • In Business Las Vegas - “Who’s Who List”?
  • Chambers USA - Gaming & Licensing, 2008-2016

Media Archive

Video of Sean McGuinness being interviewed by Sam Shad on Nevada NewsMakers November 7 2016



J.D., Drake University Law School, 1989
M.A., Drake University, 1989
B.A., Drake University, 1986

Bar Admissions

Nevada, 2001
Colorado, 2000
Iowa, 1990
Mississippi, 1994