Heidi McNeil Staudenmaier

Bar Admissions

• Arizona

Court Admissions

• Supreme Court of Arizona
• United States Court of Appeals, Ninth Circuit
• United States Court of Appeals, Tenth Circuit
• United States District Court, District of Arizona
• Various Tribal Courts

Education

• University of Iowa, College of Law (J.D., with distinction)
• University of Iowa (B.A., Journalism and Broadcasting, with distinction)

Awards & Recognition

• Lexology Index: Telecoms, Media & Entertainment (2025)
• Phoenix Business Journal
  • Outstanding Women in Business (2024)
  • Valley Influential-Law (1999)
• Top 40 Most Influential Women in iGaming (2024)
• AzBusiness Magazine, Top 100 Lawyers in Arizona (2024)
• Who’s Who Legal
  • Telecoms Media & Entertainment (2024)
  • Sports & Gaming (2014-2024)
• AZ Business Leaders Magazine, AZ Business Leaders (2020-2026)
• Business Today, Top 10 Influential Native American Law Attorneys in Arizona (2023)
• Attorney Intel, Top 25 Attorneys of Arizona (2023)
• The Best Lawyers in America^®
  • Gaming Law (2005-2026)
  • Native American Law (2005-2026)
  • Commercial Litigation (2005-2026)
• The Best Lawyers in America^®, Phoenix Native American Law “Lawyer of the Year” (2015, 2017, 2024, 2026)
• The Best Lawyers in America^®, Phoenix Gaming “Lawyer of the Year” (2011, 2016, 2018, 2020, 2021, 2022)
• Chambers USA: America’s Leading Lawyers for Business^®, Native American Law (2008-2025), Gaming & Licensing (only AZ lawyer) (2012-2025)
• Chambers Global: America’s Leading Lawyers for Business^®, Gaming and Gambling (among select group of US lawyers) (2012-2026)
• Southwest Super Lawyers^®, Native American Law (2015-2022)
• Arizona Capitol Times, Inaugural Women Achievers of Arizona (2019)
• Maricopa County Bar Association, Hall of Fame Inductee (2019)
• ABA Business Law Section, Jean Allard Glass Cutter Award (2019)
• Phoenix Greater Chamber ATHENA Awards Finalist (2019)
• University of Iowa College of Law Alumni Service Award (2019)
• AZ BUSINESS Most Influential Women (2016)
• Top Ten Great Women of Gaming (2006)
• National Center for American Indian Enterprise Development, First American Leadership Award (2001)

Professional Memberships and Activities

• International Masters of Gaming Law, Past President
• Executive Editor, Gaming Law Review and Economics
• International Association of Gaming Advisors
• State Bar of Arizona
  • Indian Law Section, Founding Member and Past Chairperson
  • Young Lawyers Division, Past Executive Officer
  • Arizona High School Mock Trial Program, Past State Legal Counsel Coordinator
• Maricopa County Bar Association
  • Board of Directors, Past President
  • Young Lawyers Division, Past President
• Native American Bar Association of Arizona, Founding Member
• ABA Business Law Section:
  • Chair (2025-Present), Vice Chair and Editor in Chief, The Business Lawyer (2024-2025); Secretary (2023-2024); Council (2003-2008, 2019-Present); Co-Chair, “Business Law Today” Editorial Board, Co-Chair, ABA Relations Committee; Past Chair & Member of Committee Support & Resource Board (2020-2023); Co-Chair of State/Local/Affinity Bar Task Force (2020-2021); Chair, Committee on Strategic Planning (2004-2006) and Member (2003-2004); Committee on Committee Support and Structure (2006-2008); Nominating Committee (2003-2004, 2019-2020)
  • Business and Corporate Litigation Committee, Chair (2016-2019); Annual Review Co-Author, Tribal Litigation Chapter; Past Chair, Publications Subcommittee; Past Chair, Tribal Court Litigation Subcommittee
  • Editorial Board of “Business Law Today,” (1997-2004); Editor-in-Chief (2001-2004)
  • Co-Chair, Fellows Program (2000-2002)
  • Fellow (1998-2000)
• ABA Young Lawyers Division:
  • Fellows of the Young Lawyers Division (1998-Present)
  • Cabinet and Executive Council (1993-98); Officer (1995-1998)

Community Involvement

• Women’s Leadership Council for Valley of the Sun United Way, Inaugural Member
• Tocqueville Society, Valley of the Sun United Way
• Maricopa County Justice Museum & Learning Center, Founding Member
• Arizona Women Lawyers Honoring Justice O’Connor, Founding Member
• University of Iowa College of Law Foundation, Lifetime Honorary Director
• ASU Native American Law Students, Mentor
• Arcadia Cares: Food for Kidz Packathon Committee

Representative Presentations and Publications

• “Caught in the middle: tribal tensions between federal and state law,” Author, International Masters of Gaming Law Magazine (December 2025)
• “Ninth Circuit Holds That Tribal Officials Cannot Claim Sovereign Immunity or Qualified Immunity Under the Prevent All Cigarette Trafficking Act,” Co-Author, Snell & Wilmer Legal Alert (December 12, 2025)
• “Court Finds Location of the Person Placing Bets Is Crucial for Determining State Regulation of Online Gambling: Southern Ute Indian Tribe et al. v. Polis et al.,” Co-Author, Snell & Wilmer Legal Alert (November 7, 2025)
• “Tribal Sovereign Immunity Bars In Rem Proceedings,” Co-Author, Snell & Wilmer Legal Alert (October 16, 2025)
• “Tribal Lands in the 49th State: Who Has Jurisdiction?” Co-Author, Snell & Wilmer Legal Alert (October 9, 2025)
• “Prediction Markets on Trial: Kalshi, Robinhood, and the Legal Crossroads of Sports Betting,” Co-Author, Snell & Wilmer Legal Alert (September 19, 2025)
• “Shiloh and Vallejo: The DOI Tale of Two Properties,” Co-Author, Snell & Wilmer Legal Alert (September 9, 2025)
• “Local Taxation on Tribal Land in Arizona: An Update,” Co-Author, Snell & Wilmer Legal Alert (August 27, 2025)
• “Unincorporated Tribal Entities Are “Stateless” for Purposes of Diversity Jurisdiction: Liveious et al. v. Caesars Entertainment, Inc. et al.,” Co-Author, Snell & Wilmer Legal Alert (August 19, 2025)
• “Judicial Review and Agency Deference Through a Tribal Lens,” Co-Author, Snell & Wilmer Legal Alert (August 6, 2025)
• “Banned, Fined, and Redefined: The 2025 State Crackdown on Online Sweepstakes,” Co-Author, Snell & Wilmer Legal Alert (June 5, 2025)
• “Supreme Court Review Sought for Legality of Washington Tribal Gaming Compacts,” Co-Author, Snell & Wilmer Legal Alert (June 4, 2025)
• “California Challenges Interior’s Trust Acquisition for Koi Nation Casino,” Co-Author, Snell & Wilmer Legal Alert (May 14, 2024)
• “Morongo Band v. California: Reexamining Impermissible Compact Provisions,” Co-Author, Snell & Wilmer Legal Alert (May 13, 2024)
• “Alaska’s Legal Challenge to Tribal Gaming,” Co-Author, Snell & Wilmer Legal Alert (April 17, 2025)
• “Two More Tribes Enter Suit Over California Card Rooms’ Banked Games,” Co-Author, Snell & Wilmer Legal Alert (April 16, 2025)
• “Failure to Join Tribe Results in Court Dismissal,” Co-Author, Snell & Wilmer Legal Alert (March 31, 2025)
• “What does fAIr play look like: AI and Gaming in 2025,” Co-Author, Snell & Wilmer Legal Alert (March 27, 2025)
• “Lexington Insurance Company v. Suquamish Tribe: A Landmark Case on Tribal Jurisdiction, Signifying a Pivotal Moment in Legal History,” Co-Author, Snell & Wilmer Legal Alert (February 28 2025)
• “Ninth Circuit Upholds Dismissal of Maverick Gaming LLC’s Lawsuit Over Tribal Sports Betting Compacts,” Co-Author, Hackney Sports Litigation Alert (January 24, 2025)
• “State of Alaska Sues U.S. Government Over Native Gaming Decision,” Co-Author, Snell & Wilmer Legal Alert (February 7, 2025)
• “Trump Moves to Advance Federal Recognition of the Lumbee Tribe,” Co-Author, Snell & Wilmer Legal Alert (January 30, 2025)
• “Seven California Tribes Sue California Card Rooms Over Banking Mechanisms for Card Games,” Co-Author, Snell & Wilmer Legal Alert (January 14, 2025)
• “Nebraska Tribe Asks Supreme Court to Undo Tobacco Sales Ruling,” Co-Author, Snell & Wilmer Legal Alert (December 19, 2024)
• “Ninth Circuit Upholds Tribal Court Jurisdiction in Lexington Insurance Dispute,”  Snell & Wilmer Legal Alert (December 18, 2024)
• “Ninth Circuit Upholds Dismissal of Maverick Gaming LLC’s Lawsuit Over Tribal Sports Betting Compacts,” Snell & Wilmer Legal Alert (December 17, 2024)
• “REITs In Indian Country,” Quoted, Global Gaming Business Magazine (December 2024)
• “Doing Business with Native American Tribes & On Tribal Lands: Opportunities & Considerations,” Co-Presenter, Snell & Wilmer CLE Webinar (November 19, 2024)
• “Wagers and Warnings: The State of Sports Betting Advertisements,” Co-Author, ABA The Judges’ Journal (November 2024)
• “Ute Mountain Ute Tribe Joins Gambling Suit Against Colorado,” Co-Author, Snell & Wilmer Legal Alert (October 17, 2024)
• ”The Eleventh Circuit Finds Delegation Provisions Enforceable in Agreement to Arbitrate Implicating Tribal Law,” Co-Author, Snell & Wilmer Legal Alert (October 15, 2024)
• ”Nationwide Gambling Legislation on the Horizon,” Co-Author, Snell & Wilmer Legal Alert (September 30, 2024)
• ”Ninth Circuit Upholds Tribal Jurisdiction Over Nonmember Businesses: No Physical Presence Required,” Co-Author, Snell & Wilmer Legal Alert (September 27, 2024)
• ”Complete Compliance,” Quoted, Global Gaming Business Magazine (September 24, 2024)
• ”Prop Betting in College Sports: Predict the Unpredictable,” Co-Author, IMGL Magazine (July 2024)
• ”How One Lawyer Recharged This Summer: Conquering Mt. Kilimanjaro,” Author, American Bar Association (August 13, 2024)
• ”Legal Battle Over Casino Development: Sault Ste. Marie Tribe of Chippewa Indians v. Debra A. Haaland,” Co-Author, Snell & Wilmer Legal Alert (July 11, 2024)
• ”Court Vacates Decision to Take Downtown Juneau Land Into Trust for Tlingit & Haida Tribe,” Co-Author, Snell & Wilmer Legal Alert (July 10, 2024)
• ”The Ninth Circuit Finds Tribal Nation Waived Sovereign Immunity Through Arbitration Provision,” Co-Author, Snell & Wilmer Legal Alert (June 17, 2024)
• ”Supreme Court Ruling Supports Tribal Healthcare Funding and Self-Determination,” Co-Author, Snell & Wilmer Legal Alert (June 13, 2024)
• ”Navigating Sovereign Immunity in Employment Termination Case,” Co-Author, Snell & Wilmer Legal Alert (May 17, 2024)
• ”Alaska Supreme Court Extends Tribal Sovereign Immunity: A Landmark Decision with a Far-Reaching Impact,” Co-Author, Snell & Wilmer Legal Alert (May 13, 2024)
• ”Louisiana Bans Prop Bets for Betting Integrity and Athlete Safety,” Co-Author, Snell & Wilmer Legal Alert (April 15, 2024)
• ”Property Owned by Non-Indians and Located on Tribal Land Is Subject to Property Tax,” Co-Author, Snell & Wilmer Legal Alert (March 26, 2024)
• ‘‘A New Solicitor Opinion Revisits Tribal Jurisdiction Over Alaska Native Allotments,” Co-Author, Snell & Wilmer Legal Alert (March 21, 2024)
• ”Tribal Sovereign Immunity Upheld: Texas Federal Court Dismisses Tribal Business Contract Dispute” Co Author, Snell & Wilmer Legal Alert (February 8, 2024)
• ”United States District Court Finds California Failed to Negotiate Gaming Compact in Good Faith,” Co-Author, Snell & Wilmer Legal Alert (March 11, 2024)
• ”The Ninth Circuit Affirms Tribal Court Jurisdiction Over Insurance Provider,” Co-Author, Snell & Wilmer Legal Alert (March 7, 2024)
• ”Arizona Attorney General Concludes Historical Horse Race Betting Would Trigger Exclusivity Provision in Amended Tribal-State Gaming Compact,” Co-Author, Snell & Wilmer Legal Alert (March 5, 2024)
• ”Department of the Interior Issues Final Rule for Review of Class III Tribal-State Gaming Compacts,” Co-Author, Snell & Wilmer Legal Alert (February 27 2024)
• ”New Mexico Tribal Courts Have Jurisdiction Over Casino Patron Tort Claims,” Co-Author, Snell & Wilmer Legal Alert (January 22, 2024)
• “BIA Regulatory Changes Seek to Streamline Land-Into-Trust Process,’’ Co-Author, Snell & Wilmer Legal Alert (January 3, 2024)
• ”Gambling Laws and Regulations USA – Arizona 2024,” Co-Author, Global Legal Group (December 2023)
• “Arizona District Court Finds Tribally Co-Owned Wireless Provider Not Entitiled to Sovereign Immunity,” Co-Author, Snell & Wilmer Legal Alert (July 11, 2023)
• “Native American Tribes Celebrate SCOTUS Decision Upholding ICWA,” Author, Snell & Wilmer Legal Alert (June 21, 2023)
• “A Sure Bet: Essentials and Updates for Legalized Gaming in the United States and Canada,” Presenter, ABA Business Law Section Spring Meeting (April 28, 2023)
• “Sports Book Advertising: Past, Present & Future Regulatory Environment,” Co-Author, IMGL Magazine (April 21, 2023)
• “Betting on our Future: U.S. Sports Book Advertising: Past, Present & Future Regulatory Environment,” Co-Author, International Masters of Gaming Law Magazine (April 2023)
• “Tribal Court Litigation,” Co-Author, 2023 Annual Review of Developments in Business & Corporate Litigation, ABA Business Law Section (Spring 2023)
• “Massachusetts District Court Judge Rules U.S. Department of Interior Acted Legally in Mashpee Wampanoag Decision,” Co-Author, Snell & Wilmer Legal Alert (February 28, 2023)
• “Rincon Band Withdraws From State Regulatory Oversight Under the Indian Gaming Regulatory Act,” Co-Author, Snell & Wilmer Legal Alert (February 17, 2023)
• “The Impact of Historic Land Acquisition on Tribal Gaming in Alaska,” Co-Author, International Masters of Gaming Law Magazine (January 2023)
• “Arizona Taxation of Tribal Work Performed Under Federal Contracts Upheld by U.S. Supreme Court Precedent,” Co-Author, Snell & Wilmer Legal Alert (January 23, 2023)
• “Supreme Court Grants Certiorari to Determine Whether the Bankruptcy Code Waives Sovereign Immunity of Native American Tribes,” Co-Author, Snell & Wilmer Legal Alert (January 20, 2023)
• “U.S. Department of the Interior Announces Historic Land Acquisition in Alaska,” Co-Author, S&W Legal Alert (December 1, 2022)
• “Federal Court Holds That DOJ Cannot Prosecute Company for Non-Sports Betting Under Wire Act,” Co-Author, S&W Legal Alert (October 10, 2022)
• “To Tax or Not To Tax” Why Won’t the Supreme Court Answer the Question?“, Co-Author, Gaming Law Review (Sept. 20, 2022)
• “Gambling in the United States? You bet!”, Speaker, ABA Business Law Section’s Annual Meeting (September 15, 2022)
• “Seventh Circuit Holds That States Cannot Tax Reacquired Tribal Land,” Co-Author, Snell & Wilmer Legal Alert (August 30, 2022)
• “Ninth Circuit Holds California Negotiated State-Tribal Gaming Compacts in Bad Faith,” Co-Author, Snell & Wilmer Legal Alert (August 18, 2022)
• “Supreme Court Holds State Has Concurrent Criminal Jurisdiction Over Non-Indians in Indian Country,” Co-Author, Snell & Wilmer Legal Alert
• “Online Sports Betting: Its On-Going Expansion, Legislative Challenges, and More” Presentation, International Association of Gaming Advisor’s International Gaming Summit (June 27, 2022)
• “Texas Racing Commission to Cease Exporting and Importing Pari-Mutuel Simulcast Signals of ‘Covered Horseraces’ Under the Horseracing Integrity and Safety Act as of July 1, 2022,” Co-Author, Snell & Wilmer Legal Alert (June 27, 2022)
• “Divided Supreme Court Says Texas Cannot Regulate Tribe’s Electronic Bingo,” Co-Author, Snell & Wilmer Legal Alert (June 22, 2022)
• “Crimes Committed on Tribal Land May Be Subjected to Being Prosecuted Twice,” Co-Author, Snell & Wilmer Legal Alert (June 20, 2022)
• “First Circuit Joins the Ninth Circuit by Holding That Section 106(a) of the Bankruptcy Code Waives Tribes’ Sovereign Immunity,” Co-Author, Snell & Wilmer Legal Alert (May 19, 2022)
• “Arizona Supreme Court Confronts Applicability of State Ad Valorem Tax on Tribal Land,” Co-Author, Snell & Wilmer Legal Alert (April 28, 2022)
• “Recent Developments in Tribal Court Litigation 2022,” Co-Author, American Bar Association Business Law Section (February 4, 2022)
• “Osage Nation Announces Plans For a Casino and Hotel Near The Lake of the Ozarks,” Mentioned, Osage News (October 30, 2021)
• “Tribal Sports Betting,” Co-Author, International Masters of Gaming Law Magazine (October 2021)
• “What’s in the Cards For Tribal Sports Betting in 2021 and Beyond?,” Co-Author, Gaming Law Review (September 2021)
• “Arizona-Tribal 2021 Gaming Compact Amendments – What You Need to Know,” Co-Author, Arizona Attorney Magazine (July/August 2021)
• “Alaska Native Corporations Are Considered Indian Tribes Under the Indian Self-Determination and Education Assistance Act,” Co-Author, Snell & Wilmer Legal Alert (July 14, 2021)
• “Ninth Circuit Determines Tribal Corporation May Be Subject to State Taxation Laws,” Co-Author, Snell & Wilmer Legal Alert (July 2, 2021)
• “U.S. Supreme Court Issues Unanimous Decision Supporting Tribal Sovereignty Rights,” Episode Host, CalCurrent Podcast (July 1, 2021)
• “U.S. Supreme Court Denies Review of County’s Tax Dispute With Cayuga Nation,” Co-Author, Snell & Wilmer Legal Alert (June 15, 2021)
• “U.S. Supreme Court Issues Unanimous Decision Supporting Tribal Sovereignty Rights,” Co-Author, Snell & Wilmer Legal Alert (June 4, 2021)
• “Kentucky Derby Winning Trainer Avoids Filing Temporary Restraining Order Challenging Due Process Violation,” Co-Author, Snell & Wilmer Legal Alert (May 12, 2021)
• “Tribal Court Litigation,” Co-Author, 2021 Annual Review of Developments in Business & Corporate Litigation, ABA Business Law Section (May 10, 2021)
• “Arizona Court of Appeals Holds State and Local Property Taxes Assessed Against Permanent Improvements Located on Leased Trust Land Are Preempted,” Co-Author, Snell & Wilmer Legal Alert (May 7, 2021)
• “Department of Interior Memorandum Removes Bar to Secretary’s Land Into Trust Authority in Alaska,” Co-Author, Snell & Wilmer Legal Alert (May 3, 2021)
• “Secretary of Interior Decentralizes Processing of Requests for Non-Gaming Off-Reservation Fee-to-Trust Land Acquisitions,” Co-Author, Snell & Wilmer Legal Alert (April 29, 2021)
• “Federal Lawsuit Joins Another Challenging the Constitutionality of Horseracing Integrity and Safety Act,” Co-Author, Snell & Wilmer Legal Alert (April 28, 2021)
• “Arizona Legislation Expands Gaming to Include Sports Betting, Fantasy Sports, Keno, and Mobile Lottery Games,” Co-Author, Snell & Wilmer Legal Alert (April 21, 2021)