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February 25, 2026

ZwillGen Ranked Tier 1 in Inaugural Legal 500 Elite City Rankings – DC Cybersecurity & Data Protection

Washington, DC — February 25, 2026 — ZwillGen has been ranked Tier 1 in the inaugural Legal 500 Elite City Rankings – DC Cybersecurity and Data Protection. All seven ZwillGen DC-based Shareholders were also individually recognized across Tiers 1 and 2, representing 16% of the attorneys ranked in this practice area.

Tier 1Tier 2
  • Marc Zwillinger
  • Jeff Landis
  • Jacob Sommer
  • Jon Frankel
  • Kandi Parsons
  • Melissa Maalouf
  • Stacey Brandenburg

The Legal 500 US Elite rankings, based on independent, market-led research, highlight leading lawyers in major U.S. cities, with a deliberate focus on exceptional practitioners operating outside the traditional global BigLaw model. Rather than rewarding sheer size or brand footprint, the rankings recognize lawyers doing top-of-market work in their jurisdictions.

For ZwillGen, the recognition reflects something our clients have long understood: high-stakes cybersecurity and data protection work doesn’t require a sprawling global platform. It requires thoughtful strategic guidance, good judgment, and the ability to convert complex legal concepts into practical advice.

For more than 15 years, ZwillGen has built its practice around that principle. Our advice is informed by years of frontline experience advising proactively and responsively on a wide range of privacy, security, AI, and emerging technology issues. 

Founded with a focus on what was initially a niche practice area, ZwillGen has grown alongside the field into a well-established boutique law firm representing companies across the digital economy on privacy and cybersecurity compliance, government and regulatory investigations, privacy- and security-related tech M&A, artificial intelligence, surveillance issues, complex litigation, and strategic product and data decisions. 

We’re grateful to Legal 500 for the recognition and to our clients and peers for the trust they continue to place in us.

About ZwillGen

ZwillGen is a boutique law firm focused on privacy, cybersecurity, AI, and technology law. Founded in 2010, the firm has grown to more than fifty attorneys and data scientists across offices in Washington, DC, New York, Chicago, and San Francisco, with on-the-ground support in the UK. Today, ZwillGen provides strategic legal counsel to some of the most innovative companies in the world. Known for its practical judgment and deep subject-matter focus, the firm helps clients move quickly and confidently in complex regulatory environments.