Since 2000, Mr. Wiedemann has been advising clients large and small on every aspect of the U.S. immigration process. He represents and counsels multinational corporate clients, university and religious institutions, as well as small business and individual clients in employment- and family-based immigration matters.

Areas of Expertise:

• Preparing immigrant (green card) and nonimmigrant visa petitions and applications, including L-1s, H-1Bs, Es, O-1s, R-1s, TNs, J-1 waivers, PERM labor certifications, multinational managers and executives, extraordinary ability, outstanding researchers and professors, national interest waivers, adjustment of status, removal of conditional status, religious workers, EB‑5 investors, immediate relatives, and fiancées.

• Representing green card holders in their applications for U.S. citizenship.

• Representing clients at interviews and administrative proceedings before USCIS and immigration court.

• Researching and drafting legal briefs in administrative appellate proceedings.

• Preparing nonimmigrant and immigrant visa applications for submission to U.S. consulates abroad.

• Advising clients’ corporate counsel, paralegals, and HR representatives on immigration options and preferred courses of action.