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

William Preston Marshall

Currently registered

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

Registration number4370748
Bar statusCurrently registered
Year admitted2006
Judicial departmentDepartment 4
Law schoolOhio Northern University Pettit College
Practice cityOlean, NY
CountyCattaraugus
Firm / organizationAssistant Public Defender
Office address175 N Union St, Olean, NY, 14760
Phone(716) 790-0428
Next registration dueFeb 2028

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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