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John Nahajzer
Maggio + Kattar


11 Dupont Circle, N.W., Suite 775, Washington, District Of Columbia, 20036
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Immigration Attorney




Last Update: March 17, 2016 01:06 AM

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John Nahajzer

John Nahajzer


Maggio + Kattar has represented courageous newcomers and their families, in all facets of immigration law, for more than three decades. In the process, we have become the preeminent immigration boutique law firm in Washington D.C. and a respected leader in the immigration law field nationwide. 

The firm represents individual foreign nationals, Fortune 500 and other companies, as well as non-profits, universities and diverse institutions. Crafting pragmatic, comprehensive and cost-effective solutions, and embracing the highest ethical standards, Maggio + Kattar has earned an unparalleled reputation for full-service U.S. immigration services. We strive to educate our clients on U.S. immigration law and procedure—and partner with government agencies to provide cutting-edge expertise on the law and its practical application. Our attorneys also perform significant pro bono work and play active roles in immigrants' rights organizations and at legal conferences worldwide.


John is a Managing Shareholder at Maggio + Kattar. He focuses his practice on corporate business immigration representing clients ranging from Fortune 500 corporations to small and medium sized enterprises in a variety of industries, including high tech, engineering, health, finance and manufacturing.  John leverages the substantial business and operational experience gained from working in both the law firm setting and as in-house corporate counsel to create sophisticated, comprehensive business immigration policies for his clients. He has expertise in all facets of the employment-based arena including routine and complex immigrant and non-immigrant matters, the immigration implications of mergers and acquisitions, corporate best practices, and I-9 and social security "no-match" letters. 

John graduated from The American University's Washington College of Law in 1993 as a T. Morton McDonald Scholarship recipient. He received a B.A. in Political Theory and in Italian with Honors from the University of Kansas in 1990. Prior to joining Maggio + Kattar, John was Assistant General Counsel for MicroStrategy Incorporated where he was responsible for managing the company's worldwide immigration and employment legal issues, as well as other legal matters, including software licensing and litigation. 

John has been quoted regularly in various publications concerning business immigration matters, including the Corporate Legal Times, The Washington Post and Computerworld, and was recently chosen by ReedLogic to provide its initial executive seminar concerning business immigration. John also is a regular lecturer on business immigration law on behalf of the District of Columbia Bar's Continuing Legal Education program, as well as at various professional conferences nationwide. John is fluent in Croatian and conversant in Italian.

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