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Peter D. Williamson possesses considerable experience handling the entire spectrum of immigration and nationality matters, from employment-based nonimmigrant and immigrant, to investor cases, labor certifications through family-based cases. He has represented families and companies in all parts of the United States and over 100 countries, in all aspects of immigration, and has developed particular experience in appeals matters and removal cases. 

Mr. Williamson handles employment cases including E, H, L, O nonimmigrant cases; labor certifications; visa petitions, consular work; family-based matters such as visa petitions and adjustment of status; consular work; naturalizations; and defense of removal (deportation) cases.

Mr. Williamson is active in the American Immigration Lawyers Association (AILA) (www.aila.org), an association whose membership consists of over 6,000 attorneys who practice in this field of law.  He has served as chair of the Texas chapter of AILA, on the National Board of Governors (1982-present), and on the national executive committee, including service as the national president of AILA in 1994-95.  Mr. Williamson is also a founding member of IMMLAW (www.immlaw.com), a national consortium of immigration law firms whose members practice autonomously, but share their knowledge and expertise and exchange ideas and information in emerging areas so that their clients can benefit from the most innovative, highly sophisticated techniques.

Significant Matters

• Worked with criminal defense counsel in an employer sanctions prosecution, in which counsel helped convince the federal district court to grant an 88% reduction in the amount of the total fine imposed from that recommended by the United States Attorney and by the federal sentencing guidelines. (January, 2008)

Seminars & Presentations

• Mr. Williamson frequently speaks on immigration-related topics at university and bar association seminars on topics including ethics, criminal law aspects, employer sanctions, defense of removal, visa petitions and numerous other subjects.  He has appeared as a featured speaker or panelist at numerous seminars throughout Texas, and across the United States as well as Mexico, Canada, the Dominican Republic, England, and Republic of the Philippines.

News

• Chambers USA Names Seven Chamberlain Hrdlicka Attorneys as Leaders in Their Field
  June 2008

Professional Affiliations

• Former National President, American Immigration Lawyers Association
• Member, University of Houston Immigration Law Clinic advisory board
• Member, College of the State Bar of Texas