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License Details
MASTER PLUMBER information is now maintained in DOB NOW: Licensing. The below information is for historical purposes only and has not been updated since February 23, 2026.
=== MASTER PLUMBER ===
MARCO ZEFI
Date Issued:   02/21/2026 License #:  002333
Status:  A - ACTIVE Expiration:  12/10/2027
City Employee:   No
Office Address:  420 EAST 111TH STREET NEW YORK, NY 10029
Business Phone:  212-860-0451
Ordinary Plumbing Work
 
Business 1  :  ZEFI MECHANICAL INC
 
Insurance Type Policy Required Company Expiration Date
General Liability MP0031003100026 Yes MESA UNDERWRITERS SPECIAL 06/13/2026
Workers' Compensation 2025-048679 No WAVIED 06/17/2026
Disability 2025-048679 No WAIVED 06/17/2026
 
 
Business 2:    ZFM INC
Insurance Type Policy Required Company Expiration Date
General Liability MP0031003100026 Yes MESA UNDERWRITERS SPECIAL 06/13/2026
Workers' Compensation 2025-048679 No WAVIED 06/17/2026
Disability 2025-048679 No WAIVED 06/17/2026
 


If you have any questions please review these Frequently Asked Questions, the Glossary, or call the 311 Citizen Service Center by dialing 311 or (212) NEW YORK outside of New York City.

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