Jon is a Partner Emeritus with Landau, Hess, Simon, Choi & Doebley. He started with the predecessor firm, Baumman & DeSeve, in 1985 and became partner in 1990. He retired from the firm in September 2022. Jon had extensive experience in all phases of immigration law. The emphasis of Jon’s practice was on asylum law, removal proceedings, and family law waivers. Jon also represented corporations, non-profits, professional and individuals in immigration matters throughout the United States. Jon was the attorney in the BIA Precedent Decision In re O-Z- & I-Z- (Int Dec 3346, 1998) which has served as the legal basis for hundreds of favorable asylum decisions for asylum seekers from around the world. Jon was listed for many years in Best Lawyers of America and was recognized as the 2015 Lawyer of the Year for Immigration Law in Philadelphia.
Jon was an active member of the American Immigration Lawyers Association, and previously served as Chair of AILA’s Philadelphia Chapter. Jon is an honors graduate of Rutgers University and a graduate of the Cornell Law School.
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