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

Mark Anthony Mccallister

Currently registered

Mark Anthony Mccallister is an attorney admitted to the New York State Bar in 1990, 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 number2343465
Bar statusCurrently registered
Year admitted1990
Judicial departmentDepartment 3
Law schoolGeorgetown University Law Center
Practice cityNew York, NY
CountyNew York
Firm / organizationKyndryl, Inc.
Office address1 Vanderbilt Ave Fl 15, New York, NY, 10017
Phone(703) 967-2547
Next registration dueNov 2026

About Kyndryl Holdings, Inc.

Kyndryl Holdings, Inc. is an information technology services company whose shares trade on the NYSE under the ticker KD. Officially formed in late 2021, Kyndryl was created from the spin-off of IBM's infrastructure services, and comprises the bulk of the former IBM Global Technology Services. Focused on IT services for businesses, Kyndryl designs, builds, manages, and modernizes enterprise IT infrastructure systems, with capabilities in artificial intelligence as well as data and analytics.

View the Kyndryl Holdings, Inc. profile and its 27 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 Mark Anthony Mccallister, 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 New York

See all attorneys in New York, NY →

Other graduates of Georgetown University Law Center

See all graduates of this school →

Helpful resources

Created by SeoFune