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Pursuant to Section 130 of the New York State General Business Law, if you are conducting any business in the County of Westchester under a name other than your own, and are not a corporation, limited partnership or limited liability company, you must file a Business Certificate indicating your Westchester County address in our office.

Getting Started

Once you have determined that your desired business name is available, sole proprietors should submit an original of a notarized Business Certificate.

Changing or Closing A Business

If the information provided in your Business Certificate changes, you must file an Amended Business Certificate with the Office of the Westchester County Clerk.

Corporations, Limited Liability Companies and Limited Partnerships

If you wish to set up your business as a corporation, limited partnership, or limited liability company, you should visit the New York State Department of State, Division of Corporations website for more information.

Limited Liability Company (LLC)

The role of the Westchester County Clerk is limited to designating the two publications in which you must publish the required notice of formation.

Translator

Visiting Our Office?

Enter through the courthouse and proceed to the third floor.

Richard J. Daronco Courthouse
111 Dr. Martin Luther King Jr. Blvd
White Plains, NY 10601

Hours: Mon - Fri, 8am - 5pm
Passport Hours: 8am - 4:30pm
Closed on official holidays.

Calendar of Events

Wednesday, October 4

Naturalization Ceremony
Daronco Courthouse
2pm - 3pm
(New Citizens arrive at 1pm)

111 Dr. Martin Luther King Jr. Blvd.
White Plains, NY 10601


Thursday, October 12

Mobile Passport Outreach
Mt. Pleasant
11am - 2pm

Mt. Pleasant Community Center
125 Lozza Drive
Vahalla, NY 10595


Tuesday, October 17

County Center
Senior Law Day
8:30am - 2pm

198 Central Avenue
White Plains, NY 10601


Full Calendar of Events