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A21 Realty CORP

1 property · 34 units

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Tenant score

No tenant reviews yet. The public record below is drawn from government sources and does not depend on reviews.

Public Records

Top 5%of this area owners with records

Fewer housing-code records than 95% of this area owners that have records on file — most owners have none, and are not ranked.

Violations on record
18vs. 52.9 per 100 units
Confirmed still open
2

We have no recorded transfer on file for this property, so the records below may include ones that predate this owner.

We don't yet have complaints and eviction filings for this area, so they are not counted here or in the score. A blank is not a clean record — it means we have nothing to show.

Derived from public records. Not tenant opinion.

Properties and ownership1 property

Ownership records

Public records indicate this owner is connected to 1 property totalling 34 units. Connections between entities are inferred from public filings and are shown with the evidence behind them.

Properties connected to this owner in public records
PropertyUnitsOn recordRecorded
8411 21 AVENUEBrooklyn, NYSSL 3063350006342—

Sources: NYC HPD — Multiple Dwelling Registrations and Registration Contacts. Ownership information is presented as recorded and may be incomplete or out of date.

Company links are inferences from shared addresses, agents and name similarity — never a finding. Each one shows the evidence that produced it.

Tenant reviews (0)

Ordered by what other tenants found helpful (§3.6). Voting changes the order only — never a score.

No published reviews yet.

Every violation on record

The individual records behind the counts above, most recent first.

Housing-code violations recorded against this owner’s properties while they held them.
OpenedPropertySeverityWhat was recordedStatus
11 Sept 20258411 21 AVENUEBrooklyn, NYSerious§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET AT THE WINDOW FRAME 1ST FROM WEST AT NORTH IN THE BATHROOM LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH'' ORIGINAL VIOLATION 17887252 ISSUED 12-MAY-25 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE 27-2017.3a(3)(a) or (b).Confirmed still open
27 Jun 20258411 21 AVENUEBrooklyn, NYHazardous§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT VESTIBULE DOOR , 1st STORYClosed 10 Jan 2026
16 Jun 20258411 21 AVENUEBrooklyn, NYSerious§ 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES HOUSEHOLD ITEMS AT 1ST STACK FROM EAST AT NORTH EXTERIOR WALL AT FIRE ESCAPE, 2nd STORYConfirmed still open
16 Jun 20258411 21 AVENUEBrooklyn, NYHazardous§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT 1ST YARD DOOR FROM EAST AT SOUTH AT PUBLIC HALL, 2nd STORYClosed 26 Jun 2025
10 Jun 20258411 21 AVENUEBrooklyn, NYHazardous§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT BUILDING ENTRANCE DOORClosed 28 Aug 2025
10 Jun 20258411 21 AVENUEBrooklyn, NYHazardous§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT SOUTH COURT DOOR AT PUBLIC HALL, 1st STORYClosed 28 Aug 2025
14 May 20258411 21 AVENUEBrooklyn, NYHazardous§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT THE FRONT ENTRANCE DOOR TO BUILDING, , 1st STORYClosed 28 Aug 2025
14 May 20258411 21 AVENUEBrooklyn, NYModerate§ 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORYClosed 15 Jun 2025
14 May 20258411 21 AVENUEBrooklyn, NYHazardous§ 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING STRING LOOPED AT DOOR KNOB FROM EAST EXTERIOR WALL TO ENTRANCE DOOR AT AIR SHAFTS 1ST FROM NORTH AT EAST, AT PUBLIC HALL, 1st STORYClosed 15 Jun 2025
14 May 20258411 21 AVENUEBrooklyn, NYModerate§ 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES THAT SHOULD BE FOLLOWED WHEN A GAS LEAK IS SUSPECTEDClosed 15 Jun 2025
14 May 20258411 21 AVENUEBrooklyn, NYHazardous§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 9 Jun 2025
14 May 20258411 21 AVENUEBrooklyn, NYHazardousHMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 1 Aug 2025
14 May 20258411 21 AVENUEBrooklyn, NYSerious§ 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). DEFECTIVE, IN THE ENTIRE APARTMENT LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 1 Aug 2025
14 May 20258411 21 AVENUEBrooklyn, NYSerious§ 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 1 Aug 2025
14 May 20258411 21 AVENUEBrooklyn, NYSerious§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILES AT WEST WALL UNDER WASHBASIN, IN THE BATHROOM LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 1 Aug 2025
14 May 20258411 21 AVENUEBrooklyn, NYModerate§ 27-2011 ADM CODE CLEANSE TO THE SATISFACTION OF THIS DEPARTMENT THE VISIBLE MOLD AT CAULKING, GROUTS JOINTS OF THE CERAMIC TILES AT WEST, NORTH AND EAST WALLS AROUND BATHTUB, IN THE BATHROOM LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 1 Aug 2025
14 May 20258411 21 AVENUEBrooklyn, NYModerate§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET AT THE WINDOW FRAME 1ST FROM WEST AT NORTH IN THE BATHROOM LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 11 Sept 2025
14 May 20258411 21 AVENUEBrooklyn, NYSerious§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT THE CEILING AND EAST WALL, IN THE KITCHEN LOCATED AT APT A1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION ''NORTH''Closed 1 Aug 2025

Reviews are the opinions and personal experiences of individual tenants and are not statements of fact by RateMyLandlord. Ownership and enforcement information is drawn from government records and is presented as recorded; it may be incomplete or out of date. Request a correction.

This information may not be used to make tenant screening, credit, insurance or employment decisions.