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

Peter Joseph O'Rourke

Currently registered

Peter Joseph O'Rourke is an attorney admitted to the New York State Bar in 1991, with a registered practice address in Harrison, New York. According to the New York Office of Court Administration, the current registration status on record is Currently registered.

Registration number2425890
Bar statusCurrently registered
Year admitted1991
Judicial departmentDepartment 1
Law schoolFordham
Practice cityHarrison, NY
CountyWestchester
Firm / organizationMariner Investment Group, Llc
Office address500 Mamaroneck Ave, Harrison, NY, 10528
Phone(914) 670-4300
Next registration dueJan 2027

About Mariner Investment Group, LLC

Mariner Investment Group, LLC is an alternative investment management firm that was founded in 1992, according to its official website. The firm says it offers specialized strategies that invest across both public and private markets. Third-party financial databases describe it as providing discretionary portfolio management and advisory services, mainly to institutional clients through hedge funds, private equity funds, multi-strategy funds and separately managed accounts.The official website's contact page lists offices at Manhattanville Road in Purchase, New York, and at Park Avenue in New York City. Financial databases list its principal office on Mamaroneck Avenue in Harrison, New York. The official About page reports eight offices worldwide and about $10.2 billion in assets under management as of August 1, 2026, with figures described as estimated and unaudited.

View the Mariner Investment Group, LLC profile and its 7 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.

Verify this record

Bar status can change at any time. For the authoritative, real-time status of Peter Joseph O'Rourke, 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.

Other attorneys in Harrison

See all attorneys in Harrison, NY →

Other graduates of Fordham

See all graduates of this school →

Helpful resources

Created by SeoFune