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University of St. Thomas (MN)
B.A. summa cum laude 1990

University of Minnesota School of Law
J. D. magna cum laude 1993

Best Lawyers in America, Woodward/White Inc. (2007-present)

Chambers Global, The World's Leading Lawyers for Business: Named one of the country’s top immigration lawyers (2006-present)

American Immigration Lawyers Association: Joseph Minsky Award for Outstanding contributions in Immigration Law (2000)

Order of the Coif, University of Minnesota Law School

President-Elect, American Immigration Lawyers Association (2015-2016)

National Secretary, American Immigration Lawyers Association (2011-2014)

Director, American Immigration Lawyers Association (2007-2011)

President, Philadelphia Chapter of the American Immigration Lawyers Association (2005-2007)

Board of Directors Nationalities Service Center (2000-2003)

National Chair, Young Lawyers Division, American Immigration Lawyers Association (1998-99)

Adjunct Faculty Member, Villanova University School of Law

Foreign Student Advisor, University of Minnesota (1991-1993)


New Jersey

Backpacking, Tennis, Choir
Phone: 215-825-8607

Industries Served:

  • Biotechnology
  • Engineering
  • Finance
  • Information Technology
  • Manufacturing
  • Medical Community (Physicians, Physicians Groups)
  • Pharmaceutical
  • Research Institutions
  • Retail
  • Scientific Community (Researchers, Scientists)
  • Transportation
  • Universities

William A. Stock (Bill) is one of the country’s leading immigration lawyers.  A founding member of Klasko Immigration Law Partners, LLP, he has practiced immigration law exclusively since 1993.  His clients include small businesses, medium sized companies, and multinational corporations and their employees, as well as many individual clients.

His practice focuses on:

  • The representation of multinational and domestic corporations, their employees and private individuals in business immigration matters before U.S. Citizenship and Immigration Services, the U.S. Department of Labor, and at U.S. Consulates;
  • Representing companies and individuals in immigration-related administrative and federal court litigation, including defense of enforcement actions, consequences of criminal convictions and marital dissolution, and federal court review of agency actions; and
  • Consultation and outreach services to community and foreign student organizations and to attorneys.

Bill serves as President-Elect of the American Immigration Lawyers Association (AILA), the 13,000 member national organization of immigration lawyers.  He has long been active in the association on both a national and state level and has served several terms on the Association's Board of Governors. In 2000, he received the Association’s Joseph Minsky Award for outstanding accomplishments in immigration law.

Bill is a Senior Editor of AILA's annual Immigration & Nationality Law Handbook, and is the co-author of the "J Visa Guidebook" from Lexis Publishing.  He was an Adjunct Professor at the Villanova University School of Law.  He has been included since 2004 in Best Lawyers in America (Woodward/ White Inc.); since 2006 in Chambers Global: The World’s Leading Lawyers for Business (Chambers and Partners), Who's Who in American Law, and The International Who’s Who of Business Lawyers.

A summa cum laude graduate of the University of St. Thomas (St. Paul, MN), (B.A.1990), he received his law degree from the University of Minnesota (J.D., magna cum laude, 1993).

Recent Representative Matters:

  • Assisting a top-10 pharmaceutical client in relocating an entire research group from the UK to the U.S., including traveling to the UK to meet with the members of the group to review their immigration issues so that they agreed to the international transfer.
  • Ongoing representation of another top-10 pharmaceutical firm in obtaining permanent residence on behalf of its scientists, managers and key professional staff, and assisting in developing immigration policy to meet the firm’s needs within budgetary constraints.
  • Staffing the in-house immigration function on behalf of an institutional client on two occasions for six and nine months, respectively; and
  • Successfully litigating immigration matters before immigration judges, Department of Labor Administrative Law Judges, and the federal courts.
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