Here is the contact information for the key people at the NY City Register's Office, as of December 2016.
Zena Spence: Associate Deputy City Register-Borough Offices spencez@finance.nycv.gov (212) 291-4983
Bronx: Deputy City Register, Edith Ladson-Tolbert ladson-tolbert@finance.nyc.gov (718) 620-2781
Queens: Deputy City Register, Vanessa Goodwin goodwinv@finance.nyc.gov (718) 558-2319
Brooklyn: Deputy City Register, Sharon Kelly kellys@finance.nyc.gov (718) 488-2700
Manhattan: Deputy City Register-Mary Scheman-Stella scheman-stella@finance.nyc.gov (212) 291-4981
Assistant Deputy City Register, Edna Moy moye@finance.nyc.gov (212) 291-4958
Customer Service Supervisor, Leroy Carty cartyl@finance.nyc.gov (212) 291-2636