Nassau County Business Name Search (New York)

Search for Nassau County, NY business names. A business name search can help you choose a business name, register a business, identify a trade name, trademark a business name, name an LLC, look up business owners, check if a business name is available, license a business, and more.


A Department of Labor operates at the federal, New York State, or local Nassau County level to develop employment opportunities, ensure fair labor practices, and promote a competitive workforce. As part of this mission, the Department of Labor may be involved in licensing and registration for businesses under its jurisdiction, including registering business names in Nassau County. A Nassau County business name search through the Department of Labor can include business names for sole proprietors, partnerships, corporations, limited partnerships, or limited liability companies. This search can also identify the owner of a business and trademarked business names. Many Departments of Labor provide online access to business name search information.

Hicksville New York Department of Labor Hicksville NY 303 West Old Country Road 11801 516-934-8558


A Town or City Hall provides administrative services for the local Nassau County community, including business services such as registering local businesses or processing applications for business licenses. Towns and City Halls in Nassau County, New York may also be responsible for issuing trade names to local businesses. They may provide online access to a business name search so that people can identify Nassau County business names for sole proprietors, partnerships, corporations, limited partnerships, or limited liability companies. This search can also be used to identify the owner of a Nassau County business as well as any trademarked business names. Town and City Halls may provide an online searchable database of local business names and information.

Glen Cove City Hall Glen Cove NY 9 Glen Street 11542 516-676-2000

Hempstead Town Hall Hempstead NY 350 Front Street 11550 516-489-5000

Levittown Town Hall Hicksville NY 201 Levittown Parkway 11801 516-933-6400

Long Beach City Hall Long Beach NY 1 West Chester Street 11561 516-431-1000

North Hempstead Town Hall Manhasset NY 220 Plandome Road 11030 516-869-6311

Oyster Bay Town Hall Oyster Bay NY 74 Audrey Avenue 11771 516-624-6333

Oyster Bay Town Hall Massapequa NY 977 Hicksville Road 11758 516-797-7900