Attorneys
ZwillGen brings together a dynamic team of former in-house lawyers, federal and state regulators, product counselors, federal prosecutors, and big-firm litigators. Our attorneys understand your business and the pressures you face, and we deliver clear, practical answers—the kind that help you make decisions.
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Marc Zwillinger
Founder & Managing Member
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Stacey Brandenburg
Shareholder
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Ken Dreifach
Shareholder
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Kandi Parsons
Shareholder
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Jon Frankel
Shareholder
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Melissa Maalouf
Shareholder
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Jacob Sommer
Shareholder
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Mason Weisz
Shareholder
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Anna Hsia
Partner – ZwillGen Law LLP
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Jeff Landis
Shareholder
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Bart Huff
Chief Executive Officer – ZGSS
Senior Counsel – ZwillGen -
Nick Jackson
Managing Director – ZG Gaming
Senior Counsel – ZwillGen -
Brenda Leong
Director, AI Division
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Alexei Klestoff
Senior Legal Director – ZwillGen Law LLP
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Zach Lerner
Senior Legal Director
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Rachel Miller
Senior Legal Director
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Marci Rozen
Senior Legal Director
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Andrew Burt
Legal Advisor
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Adya Baker
Legal Director
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Laura-Kate Bernstein
Legal Director
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Michael Bleicher
Legal Director
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Lauren Myers Coble
Legal Director
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Daniel de Zayas
Legal Director
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Whitney Fore
Legal Director
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Kelsey Harclerode
Legal Director
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Sara Haven
Legal Director
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Zach Judge-Raza
Legal Director
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Nancy Kang
Legal Director – ZwillGen Law LLP
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Oliver Kiefer
Legal Director
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Jey Kumarasamy
Legal Director, AI Division
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Melanie laCour
Legal Director
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Steve Lane
Counsel
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Sheri Pan
Legal Director
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Maddie Rana
Legal Director
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Sudhir Rao
Legal Director
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Nury Siekkinen
Counsel
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Ben Thomassen
Legal Director
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Emma Bourgeois
Attorney
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Andrew Eichen
Attorney, AI Division
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Ahmed Eissa
Attorney
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Jamie Elbert
Attorney
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Kady Hammer
Attorney
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Daniel Levin
Law Clerk
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Ben MacLean
Attorney
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Rushil Mehta
Attorney
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David Ward
Attorney
Recent Insights
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May 15, 2026
How the Current AI Investment Boom Is Reshaping Commercial Contracts for Technology and Data Companies
In this Cybersecurity Law & Strategy article, Rachel Miller explains how the unprecedented surge in artificial intelligence investment – exemplified by OpenAI’s recent $122 billion funding round – is fundamentally reshaping the commercial contract landscape for technology...
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May 7, 2026
A Window Into South Korea’s AI Basic Act
In this article for IAPP, Andrew Eichen examines South Korea’s AI Basic Act, South Korea’s new AI law which clarifies who must comply, what systems are covered, and how risk-based obligations will be enforced. Please...
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May 5, 2026
HIPAA Security Rule Updates: What Healthcare Administrators Need to Know
In this Healthcare Innovation article, Marci Rozen discusses the anticipated updates to the HIPAA Security Rule (the first security rule changes since 2013) and what healthcare organizations should expect as the rule moves toward finalization. Marci noted...
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April 20, 2026
Privacy, Power, and Encryption: Why End-to-End Security Matters
In this Computer Weekly article, Marc Zwillinger and Zach Judge-Raza examine the crucial role of end-to-end encryption (E2EE) in protecting private communications in an era of unprecedented digital surveillance. The authors explain why privacy is not just...
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April 2, 2026
Data Broker Rules from Regulators May Catch Businesses Off Guard
In this Bloomberg Law article, Marci Rozen and Lucia Martinez discuss how recent legislations and regulations have led more companies to qualify as “data brokers” — even those that haven’t traditionally viewed themselves as operating in the...
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March 19, 2026
U.S. Sen. Blackburn Proposes AI Framework to Protect Children, Copyrights
Brenda Leong is quoted in this article from the International Association of Privacy Professionals (IAPP) examining a proposed federal AI framework introduced by Senator Marsha Blackburn. The proposal aims to address risks related to children,...
Our Practices
We help technology-driven companies navigate their most complex legal challenges with practical guidance, deep subject-matter expertise, and a focus on what moves your business forward.