Photo of Kathleen Campbell Walker

Kathleen Campbell Walker Member

Areas of Practice

Bar Admissions

  • Texas

Court Admissions

  • U.S. Court of Appeals, Federal Circuit
  • U.S. Supreme Court
  • U.S. Court of International Trade
  • U.S. District Court, Western District of Texas
  • U.S. Court of Appeals, Fifth Circuit


The University of Texas School of Law, J.D., 1985

Texas Tech University, B.A., with highest honors, 1982


Board Certified, Immigration and Nationality Law, Texas Board of Legal Specialization, 1998


Kathleen Walker is team leader of the Firm's Immigration Team in the Labor and Employment Department. She is known internationally as a leader in the field of immigration law. In addition to advising clients on the complex issues related to business immigration, she advocates at local, state, and federal levels for comprehensive immigration reform, the improvement of national border security infrastructure and procedures, consular processing and admission procedures for foreign nationals, and improvement in the provision of pro bono immigration services and detention standards. Kathleen is regularly called upon to provide testimony on immigration law and policy before the U.S. Congress as well as the Texas House and Senate, and she is frequently interviewed by the media for her perspective on immigration issues. Clients quoted in Chambers USA 2016 describe her as "an extremely bright and hard-working attorney," whose "knowledge is extensive, and experience, connections and ability to achieve success is unparalleled." 


Kathleen Walker’s immigration law practice focuses on business and family-based immigration, consular processing, employer sanctions/worksite enforcement, immigration audits, security checks, waivers, admissibility, and citizenship and naturalization. Her clients include hospitals and other healthcare providers, major global manufacturing and energy companies, defense contractors, construction companies, real estate and finance firms, cities, hospitality and hospitality service companies, agricultural businesses, professional employer organizations, educational institutions, convenience store businesses, food service franchisees, investors and entrepreneurs, ranches, equestrians, performing artists, families, and individuals. She is board certified in Immigration and Nationality Law by the Texas Board of Legal Specialization.

Kathleen has served in multiple, national leadership roles in the American Immigration Lawyers Association (AILA), including as AILA’s national president in 2007-2008. In 2013, she served as chair of the Greater El Paso Chamber of Commerce and as chair of the Border Relations Committee for the City of El Paso. She was selected to serve on the Council of Foreign Relations Independent Task Force on U.S. Immigration Policy, which was chaired by former Florida Governor Jeb Bush and former White House Chief of Staff Thomas F. (Mack) McLarty.

Congressional Testimony – State and Federal

  • Testified before Congressional Border Caucus Ad-Hoc Hearing: The Voice of Border Communities in the Immigration Debate regarding “Economic Security and the Critical Need for Immigration Reform” – El Paso, Texas, September 2013

  • Testified before the Texas State Senate Committee on International Relations and Trade (IRT) regarding Pushing the Envelope on Immigration Regulation at the State and Local level; How Far are we Willing to go From an Economic, Moral, Constitutional, and Security Perspective – Austin, TX, September 2008
  • Testified at the Congressional Hearing held by the Senate Committee on Transportation and Homeland Security and the Senate Committee on Transportation and Homeland Security and the Senate Committee on International Relations and Trade – regarding federal perceptions as to U.S. immigration law and enforcement measures as to civil and criminal immigration law – El Paso, Texas, July 2008
  • Testified before the Texas Border Security Task Force (TBSTF), Mexican American Legislative Caucus – Texas House of Representatives regarding Texas Border Security – El Paso, Texas, March 2008
  • Study of Immigration and Nationality Act Section 287(g) Agreements:: Before the House Committee on State Affairs:: Austin, Texas, April 21, 2008
  • Policies and Procedures Related to Illegal Immigration and Border Security of the Texas Department of Criminal Justice, County Probation Departments, and Local and County Jail Facilities and Recommendations to Improve Coordination with International, Federal, State, and Local Authorities :: Before The House Committee on Corrections and The House Committee on County Affairs :: Dallas, Texas, February 1, 2008
  • Ensuring Homeland Security While Facilitating Legitimate Travel: The Challenge at America's Ports of Entry :: Before the Committee on Homeland Security U.S. House of Representatives :: El Paso, Texas, January 3, 2008
  • Texas State Legislative Proposals regarding Immigration and Border Security :: Before the U.S. House of Representatives of Texas House State Affairs and Border and International Affairs Committee :: Austin, Texas, March 28, 2007
  • Should Mexico Hold Veto Power Over U.S. Border Security Decisions :: Before the U.S. House of Representatives Judiciary Committee :: El Paso, Texas, August 17, 2006
  • Securing the Vote :: Before the U.S. House of Representatives Committee on House Administration Committee Field Hearing :: Las Cruces, New Mexico, August 3, 2006
  • Strengthening Border Security between the Ports of Entry: The Use of Technology to Protect the Borders :: Before the Immigration, Border Security and Citizenship Subcommittee and the Terrorism, Technology and Homeland Security Subcommittee of the Senate Judiciary Committee :: Washington, D.C., April 28, 2005
  • Integrity and Security at the Border: The US VISIT Program :: Before the Subcommittee on Infrastructure and Border Security of the House Select Committee on Homeland Security :: Washington, D.C., January 28, 2004
  • Immigration Reform and the Reorganization of Homeland Defense :: Before the Immigration Subcommittee of the Senate Judiciary Committee:: Washington, D.C., June 26, 2002

Memberships & Involvement

  • American Immigration Lawyers Association, National President 2007–2008; General Counsel 2009–2010; Chair of National Customs and Borders Committee, 2009–2010; Chair Department of State Liaison Committee (four years); Chair of Verification and Documentation Liaison Committee, 2011; Board of Governors, member
  • State Bar of Texas Conference on Advanced Immigration Law Course 2010 and Nuts and Bolts of Immigration Law, Course Director
  • State Bar of Texas, Standing Committee on Laws Relating to Immigration & Nationality, Member, 2009–2012
  • State Bar of Texas, Immigration & Nationality Law Section, Council Member, 2010
  • Cox Smith, Practice Group Leader, Immigration

Community/Civic Activities

  • Greater El Paso Chamber of Commerce, Chair, 2013; Governing Board, 2008–2012; Government Relations Chair, 2011–present; General Counsel, 2008–2009
  • City of El Paso; Chair, Committee on Border Relations, 2010–2012
  • El Paso Foreign Trade Association (former president four years – project first Dedicated Commuter Lane in Texas)
  • West Texas Advisory Group, U.S. Customs and Border Protection, El Paso Field Office, member
  • American, Texas, New Mexico, and Southwest Quarter Horse Association, member

  • Martindale-Hubbell® AV® Preeminent™ Peer Review Rating
  • Named a Leading Immigration Lawyer by Chambers USA (2011 – 2017); Immigration Star Individual (2013 – 2017); Business Immigration - Band 1 (2008 –2010, 2013)
  • Texas Tech University College of Arts & Sciences Distinguished Alumni Award (2017)
  • Chambers Global, Immigration: Business - USA, Band 1 (2008 – 2010, 2014, 2016 – 2017); "Leading Immigration Lawyer" (2008 – 2010)
  • Named the "Go-To Immigration Lawyer" in the 2012 Texas Lawyer "Go-To-Guide"
  • Shortlisted Nominee for EMMA Award for Immigration Provider of the Year (2012) by The Forum for Expatriate Management
  • Included in inaugural edition of the Martindale-Hubbell® Bar Register of Preeminent Women Lawyers (2011)
  • Recognized in The Best Lawyers in America for Immigration Law (1991 – Present)
  • American Immigration Lawyers Association, Service Excellence Award (2010); Recipient of two AILA Presidential Commendations for Service
  • Recognized in Texas Super Lawyers for Immigration Law (2003 – Present)
  • International Who's Who Legal, Corporate Immigration (2006 – Present)
  • International Who's Who Legal, "Business Lawyers" (2003 – Present)
  • Selected for inclusion as one of the "Top 500 Leading Lawyers in America," Lawdragon (2010)