Official NY OCA attorney registration data · Updated 2026 Methodology Discipline records

Mason Andrew Weisz

Currently registered

Mason Andrew Weisz is an attorney admitted to the New York State Bar in 2006, with a registered practice address in New York, New York. According to the New York Office of Court Administration, the current registration status on record is Currently registered.

Registration number4406435
Bar statusCurrently registered
Year admitted2006
Judicial departmentDepartment 2
Law schoolNew York University
Practice cityNew York, NY
CountyNew York
Firm / organizationZwillgen Pllc
Office address40 E 34Th St Rm 1601, New York, NY, 10016
Phone(646) 362-5590
Next registration dueApr 2028

About ZwillGen PLLC

ZwillGen PLLC is a law firm focused on privacy, cybersecurity, artificial intelligence and other technology and data-related legal matters. Founded in 2010 by attorneys who had previously led practice groups at large firms, it describes itself as a midsize firm that advises companies on product development, data governance, incident response, investigations, litigation and regulatory challenges. Its stated clients include technology companies, digital platforms, financial institutions, healthcare organizations and gaming businesses.

Practice areas of ZwillGen PLLC:

Privacy & Cybersecurity Government & Regulatory Corporate & M&A

These are the practice areas the organization describes on its website. They are not a statement about Mason Andrew Weisz’s own practice or any specialty certification.

View the ZwillGen PLLC profile and its 6 registered attorneys →

Office location

Registered office address on file with the New York State Bar. Verify before visiting, as the address reflects the contact on record and may be a firm rather than a personal office.

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Bar status can change at any time. For the authoritative, real-time status of Mason Andrew Weisz, confirm directly through the official New York Attorney Search using the registration number above. This record is republished from public New York State data and is provided for reference only — it is not legal advice and not an endorsement.

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