423 Wythe Avenue
Brooklyn · Williamsburg, NY 11249
423 Wythe Avenue is a 4-apartment building in Williamsburg, built in 1910, managed by NBM Management LLC. The City has 3 open housing-code violations on file for it, about 0.75 per apartment, in a neighborhood where most buildings have none on record (HPD, as of 5 October 2026). Tenants filed 2 complaints with 311 in the past year, which the City closed in a median of 68 days (311, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.
Managed by NBM Management LLC
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- Units
- 4
- Year built
- 1910
- Neighborhood
- Williamsburg
- Borough
- Brooklyn
This building’s record with the City
Complaints tenants filed with 311, and repairs a City inspector has asked for. Most repairs are routine maintenance. Both describe the building rather than the people in it, and often predate the current management.
2tenant complaints
Filed with 311 in the past year
Typically closed in 68 days · neighborhood median is 5
3open repairs
Outstanding with HPD · about 0.8 per apartment
- Immediately hazardous
- 0
- Hazardous
- 3
- Non-hazardous
- 0
What the open repairs are about
- Plumbing2
- Stairs, floors and ceilings1
Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026
The company that manages it, elsewhere
NBM Management LLC manages 23 other buildings we cover, holding 105 apartments.
- open violations
- 47open violations
- immediately hazardous
- 7immediately hazardous
- 311 complaints
- 45311 complaints
- per apartment
- 0.4per apartment
in the past year
The company’s record across its other buildings, not this building’s. A company can run one well and another badly, and these figures often predate the current management. (HPD and 311, as of 5 October 2026.)
What tenants say
Nobody has written about 423 Wythe Avenue yet.
Does the heat hold in January? How long does the super take? Does management answer the phone, and were you charged what you expected? No public record answers any of that. Only someone who lived here can.
Be the first to reviewAbout a minute, no account, stays anonymous.
Also on Wythe Avenue
Every building on Wythe Avenue →Also managed by NBM Management LLC
- 108 Marcy Avenue
- 109 South 4th Street
- 128 Boerum Street
- 138 Manhattan Avenue
- 151 Meserole Street
- 166 Wilson Street