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

William Hayden Dwyer

Currently registered

William Hayden Dwyer is an attorney admitted to the New York State Bar in 2026, 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 number6297808
Bar statusCurrently registered
Year admitted2026
Judicial departmentDepartment 3
Law schoolGeorge Mason University School of Law
Practice cityNew York, NY
CountyNew York
Firm / organizationHausfeld Llp
Office address33 Whitehall St Fl 14, New York, NY, 10004
Phone(646) 357-1100
Next registration dueMay 2028

About Hausfeld LLP

Hausfeld LLP is a law firm focused on disputes and litigation, with plaintiff-side representation as a core part of its work. The firm states that it operates twelve offices across the United States, the United Kingdom and continental Europe, and that it also handles mediation and arbitration. Its work covers antitrust and competition, commercial and financial disputes, environmental law and product liability, human rights, and technology and data breach matters. It represents businesses of many sizes, public entities, institutional investors, shareholders and individuals.

Practice areas of Hausfeld LLP:

Antitrust & Competition Commercial Litigation Environmental Privacy & Cybersecurity

These are the practice areas the organization describes on its website. They are not a statement about William Hayden Dwyer’s own practice or any specialty certification.

View the Hausfeld LLP profile and its 12 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 William Hayden Dwyer, 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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