Zefi & CO. LLC
Zefi & CO. LLC concentrates in multifamily alteration in New York City (62% of its 446 segment-eligible permits), with secondary activity across 7 other segments. Its permit record in New York City spans 2020–2026. Reliable permit valuations total ≈$143M (across the 69% of filings with a valuation we can stand behind). Filing activity is up 38% over the last 90 days versus the prior 90 — a market heating up.
- Market
- New York City
- Active
- 2020–2026 · 6 yrs
- License IDs on their permits
- 2
- Reliable value
- $143M
- Coverage
- 69%
- Reliable filings
- 252
- Rank in New York City
- #1,041
- Permits (all-time, all segments)
- 718
- Filings 90d
- 22
- Filings 30d
- 4
- Latest permit
- Oct 27, 2026
Primarily Multifamily Alteration — 62% of 446 segment-classified permits
- 0622362
- 622362
As named in the permit records — identifiers we surface, not verified state licensure.
Typical service area ~3 mi in New York City
The p90 footprint of where Zefi & CO. LLC has pulled permits in New York City — drawn from 757 mapped permits. It reflects detected permit activity, not a guaranteed service-area claim.
- NYC757
Showing 20 of 446 permits by Zefi & CO. LLC in the indexed window · most recent first
- Oct 27, 2026Temporary Construction Support809 Brady Avenue, Bronx, NY 10462Construction Fence$160
- Oct 26, 2026Temporary Construction Support911 Ogden Avenue, Bronx, NY 10452Construction Fence$5K
- Oct 16, 2026Temporary Construction Support1869 Patterson Avenue, Bronx, NY 10473Construction Fence$1K
- Oct 14, 2026Temporary Construction Support1538 Silver Street, Bronx, NY 10461Construction Fence—
- Oct 2, 2026Temporary Construction Support2738 Kingsbridge Terrace, Bronx, NY 10463Construction Fence$1K
- Sep 18, 2026Temporary Construction Support2075 Honeywell Avenue, Bronx, NY 10460Construction Fence—
- Sep 2, 2026Temporary Construction Support1021 Summit Avenue, Bronx, NY 10452Construction Fence$5K
- Aug 31, 2026Multifamily Alteration2260 Morris Avenue, Bronx, NY 10453Alteration—
- Aug 31, 2026Multifamily Alteration2260 Morris Avenue, Bronx, NY 10453Alteration—
- Aug 31, 2026Residential Foundation-Only2260 Morris Avenue, Bronx, NY 10453Foundation Only · Residential—
- Aug 18, 2026Multifamily Alteration1449 Needham Avenue, Bronx, NY 10469Alteration—
- Aug 17, 2026Multifamily Alteration136-19 Booth Memorial Avenue, Queens, NY 11355Alteration$15K
- Aug 17, 2026Multifamily Alteration136-19 Booth Memorial Avenue, Queens, NY 11355HVAC / Mechanical$15K
- Aug 17, 2026Multifamily Alteration136-19 Booth Memorial Avenue, Queens, NY 11355Alteration$15K
- Aug 17, 2026Multifamily Alteration136-19 Booth Memorial Avenue, Queens, NY 11355Foundation Only$15K
- Aug 17, 2026Multifamily Alteration136-19 Booth Memorial Avenue, Queens, NY 11355Earth Work$15K
- Aug 14, 2026Commercial Alteration911 Ogden Avenue, Bronx, NY 10452Alteration—
- Aug 14, 2026Multifamily Alteration2451 Poplar Street, Bronx, NY 10461Alteration—
- Aug 14, 2026Multifamily Alteration2451 Poplar Street, Bronx, NY 10461Alteration—
- Aug 14, 2026Residential Foundation-Only2451 Poplar Street, Bronx, NY 10461Foundation Only · Residential—
Oct 27, 2026 | 809 Brady Avenue, Bronx, NY 10462 | Temporary Construction Support | $160 |
Oct 26, 2026 | 911 Ogden Avenue, Bronx, NY 10452 | Temporary Construction Support | $5K |
Oct 16, 2026 | 1869 Patterson Avenue, Bronx, NY 10473 | Temporary Construction Support | $1K |
Oct 14, 2026 | 1538 Silver Street, Bronx, NY 10461 | Temporary Construction Support | — |
Oct 2, 2026 | 2738 Kingsbridge Terrace, Bronx, NY 10463 | Temporary Construction Support | $1K |
Sep 18, 2026 | 2075 Honeywell Avenue, Bronx, NY 10460 | Temporary Construction Support | — |
Sep 2, 2026 | 1021 Summit Avenue, Bronx, NY 10452 | Temporary Construction Support | $5K |
Aug 31, 2026 | 2260 Morris Avenue, Bronx, NY 10453 | Multifamily Alteration | — |
Aug 31, 2026 | 2260 Morris Avenue, Bronx, NY 10453 | Multifamily Alteration | — |
Aug 31, 2026 | 2260 Morris Avenue, Bronx, NY 10453 | Residential Foundation-Only Residential | — |
Aug 18, 2026 | 1449 Needham Avenue, Bronx, NY 10469 | Multifamily Alteration | — |
Aug 17, 2026 | 136-19 Booth Memorial Avenue, Queens, NY 11355 | Multifamily Alteration | $15K |
Aug 17, 2026 | 136-19 Booth Memorial Avenue, Queens, NY 11355 | Multifamily Alteration | $15K |
Aug 17, 2026 | 136-19 Booth Memorial Avenue, Queens, NY 11355 | Multifamily Alteration | $15K |
Aug 17, 2026 | 136-19 Booth Memorial Avenue, Queens, NY 11355 | Multifamily Alteration | $15K |
Aug 17, 2026 | 136-19 Booth Memorial Avenue, Queens, NY 11355 | Multifamily Alteration | $15K |
Aug 14, 2026 | 911 Ogden Avenue, Bronx, NY 10452 | Commercial Alteration | — |
Aug 14, 2026 | 2451 Poplar Street, Bronx, NY 10461 | Multifamily Alteration | — |
Aug 14, 2026 | 2451 Poplar Street, Bronx, NY 10461 | Multifamily Alteration | — |
Aug 14, 2026 | 2451 Poplar Street, Bronx, NY 10461 | Residential Foundation-Only Residential | — |
Addresses where Zefi & CO. LLC has pulled repeat permits and the site itself has a deep permit history (25+ permits, all contractors). Each links to that parcel’s full record.
- Orbit Plbg & Htg INC4,774 multifamily alteration
- The Plumbing Company INC3,247 multifamily alteration
- G. Bauer, INC3,152 multifamily alteration
- Abilene, INC3,137 multifamily alteration
- C C Controlled Combustion2,608 multifamily alteration
- P.S.I. Mechanical2,445 multifamily alteration
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