Diane Rish
Immigration Lawyer and Deputy Director, Talent Mobility Fund and the International Student Resource

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The B-1/B-2 Visitor Visa
The B visa is for temporary visits for business (B-1) or pleasure (B-2) — with no U.S. employment or compensation allowed. For immigration purposes, “visitor” and “B-1/B-2” mean essentially the same thing.
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The TN Visa for Canadian and Mexican Professionals
How citizens of Canada and Mexico can work in the U.S. under the free-trade agreement.
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L-1 Intracompany Transfer Visa
A practical overview for employees being transferred to a U.S. office of a company they already work for.
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The O-1 Extraordinary Ability Visa
The O-1 is for individuals with extraordinary ability in the sciences, arts, education, business, or athletics (and those with a record of extraordinary achievement in film/TV recognized nationally or internationally).
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EB-1 First-Preference Green Cards
This guide covers the two paths most relevant to students, graduates, and academics: Extraordinary Ability (EB-1A) and Outstanding Professors and Researchers (EB-1B).
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EB-2 and EB-3 Employer-Sponsored Green Cards
The most common employment green cards for graduates with a U.S. job offer, plus the National Interest Waiver, which can skip the job offer entirely.
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Family-Based Green Cards for Spouses
Learn how a U.S. citizen or permanent resident can sponsor a spouse for lawful permanent residence in this overview of family-based green cards for spouses.
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How much do I need to invest for an E-2 visa?
Understand how much you need to invest for an E-2 visa, what “substantial investment” means, and the requirements for a qualifying business.
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What are the EB-1A extraordinary ability criteria?
Review the 10 EB-1A extraordinary ability criteria, the three-criteria requirement, and how USCIS makes its final eligibility decision.
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Can I apply for my marriage green card at the same time my spouse petitions for me?
Find out when you can file Form I-130 and Form I-485 together, who qualifies for concurrent filing, and how a spouse’s status affects timing.
