Accounts Payable: Vendor Claims

Vendor Hotline: 516-571-3241

Fiscal Officer Gabriel Marques
Nassau County Comptroller’s Office
Vendor Claims Department- Second Floor
240 Old Country Road
Mineola, NY 11501
Fax: 516-571-2533

How do I update my vendor profile?
(e.g. contact information, address, bank account number)

Please fill out and submit the following form:
Vendors are required to fill out this form in order to do business with the County.
IN ORDER TO RECEIVE YOUR PAYMENTS ELECTRONICALLY, SECTION 2 MUST BE COMPLETED. The form must be signed and sent to the address above.