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

Allison Wu Troianos

Currently registered

Allison Wu Troianos is an attorney admitted to the New York State Bar in 2017, 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 number5480033
Bar statusCurrently registered
Year admitted2017
Judicial departmentDepartment 1
Law schoolEmory University School of Law
Practice cityNew York, NY
CountyNew York
Firm / organizationMastercard Inc.
Office address150 5Th Ave, New York, NY, 10011
Phone(212) 601-3826
Next registration dueMay 2027

About Mastercard Incorporated

Mastercard Inc. is a publicly traded payments technology company headquartered in Purchase, New York. Its principal business is processing payments between the banks of merchants and the card-issuing banks or credit unions whose branded debit, credit and prepaid cards are used by purchasers. It also provides travel-related payment and booking services. The company has been publicly traded since a 2006 initial public offering, and its shares trade on the New York Stock Exchange under the symbol MA. It was originally organized as a cooperative owned by the financial institutions that issue its cards.

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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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