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

Justin Christopher Hallberg

Currently registered

Justin Christopher Hallberg is an attorney admitted to the New York State Bar in 2009, with a registered practice address in Sleepy Hollow, New York. According to the New York Office of Court Administration, the current registration status on record is Currently registered.

Registration number4736872
Bar statusCurrently registered
Year admitted2009
Judicial departmentDepartment 3
Law schoolRutgers University School of Law-Newark
Practice citySleepy Hollow, NY
CountyWestchester
Firm / organizationRegeneron Pharmaceuticals, Inc.
Office address1 Rockwood Rd, Sleepy Hollow, NY, 10591
Phone(914) 847-3262
Next registration dueNov 2027

About Regeneron Pharmaceuticals, Inc.

Regeneron Pharmaceuticals, Inc. is a biotechnology company that works to discover, develop and commercialize medicines for serious diseases. The company was incorporated in New York State in 1988, and its shares have traded publicly since 1991. Its medicines and pipeline are aimed at eye diseases, allergic and inflammatory diseases, cancer, cardiovascular and metabolic diseases, pain, hematologic conditions, infectious diseases and rare diseases.

View the Regeneron Pharmaceuticals, Inc. profile and its 85 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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