741 recorded events, 1980–2026, from 17 city data systems. The city's paper trail here is mostly 364 HPD complaints, 195 311 service requests, 57 HPD housing violations.
Full record, year by year Support this site
The city's published records show little recorded distress here in the last three years. Less recorded distress than 56% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 12.1. In ZIP 11373, 73% of residential buildings hold an A and 4% grade D or F. How grades work
Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 10 total — 4 class C (immediately hazardous), 4 class B, 2 class A. Oldest open since 2013-03-22. |
status snapshot refreshed weekly from HPD records
6 heat or hot-water complaints in the last three years (winter 2024–25: 4 · winter 2025–26: 2). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
58 service requests in the last three years. Most common: Noise (41) · HEAT/HOT WATER (3) · PLUMBING (2) · GENERAL (2) · Snow or Ice (2) · Non (2).
No permitted work with a declared cost filed in the last decade. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| Yes | Built before 1974 (1937) |
| Yes | Six or more residential units (21) |
| No | 421-a / J-51 tax benefit on the current tax roll |
2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | DENMAN 41 REALTY LLC |
| Head officer | BARRY APFELBAUM |
| Managing agent | INFO-STRUCTURE ENTERPRISES INC. |
| Last registered | 2025-08-25 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $869,000 | $391,050 |
| 2026 | $872,000 | $392,400 |
| 2027 | $898,000 | $404,100 |
The city's market estimate has risen 3% between tax years 2025 and 2027.
| Heating fuel | NATURALGAS |
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Not in a hurricane evacuation zone.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
No street-flooding or sewer-backup complaints on record at this address.
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Subway | 90 St-Elmhurst Av — 7 · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Hampton St / Whitney Ave — Q29 · 0.2 mi |
| Citi Bike | Case St & 94 St · 400 ft · station location as of 2026-09-23; live availability |
| Bike facility | Shared bike route mapped within 75 ft |
| School zones (2024–25 map) | Elementary: P.S. 019 Marino Jeantet Middle: I.S. 73 - The Frank Sansivieri Intermediate School. Confirm with the DOE's school search. |
Distances are straight-line, not walking routes. Transit locations from the MTA and Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.
41-56 Lamont Avenue
| Heat or hot water | Heat or hot water |
| Apartment maintenance | Apartment maintenance |
| Bed bugs | Bed bugs |
| Residential pests | Residential pests |
| Rats or mice | Rats or mice |
| Anything else | Anything else |
58 311 service requests from this address in the last three years — 3 of them about heat or hot water.
311 will ask for the address, the apartment if the problem is inside, and what's wrong. Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box on this page.
Managed by INFO-STRUCTURE ENTERPRISES INC. — 16 buildings, 294 units. Grades across the portfolio: A15 · B1. See the whole portfolio
| Building | Borough | Units | Grade |
|---|---|---|---|
| 198-39 32 Avenue | QN | 42 | A |
| 144-12 34 Avenue | QN | 35 | A |
| 34-27 74 Street | QN | 26 | A |
| 41-56 Lamont Avenue | QN | 21 | A |
| 41-55 Case Street | QN | 20 | B |
| 109-16 85 Avenue | QN | 18 | A |
| 43-29 41 Street | QN | 16 | A |
| 43-19 41 Street | QN | 16 | A |
| 37-58 81 Street | QN | 16 | A |
| 37-54 81 Street | QN | 16 | A |
| 37-50 81 Street | QN | 16 | A |
| 109-08 85 Avenue | QN | 12 | A |
| 272 West 77 Street | MN | 12 | A |
| 129 West 75 Street | MN | 10 | A |
| 34-20 75 Street | QN | 10 | A |
| 103 West 86 Street | MN | 8 | A |
Most recent mortgage recorded against this lot: $79,368 on 2022-08-26 (lender: Dime Community Bank and The Dime Savings Bank Of Williamsburgh). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2022-08-26 | Agreement $1,850,000 — from DENMAN 41 REALTY, LLC to DIME COMMUNITY BANK; THE DIME SAVINGS BANK OF WILLIAMSBURGH | $1,850,000 | |
| 2022-08-26 | AL&R $1,850,000 — from DENMAN 41 REALTY, LLC to DIME COMMUNITY BANK; THE DIME SAVINGS BANK OF WILLIAMSBURGH | $1,850,000 | |
| 2022-08-26 | Mortgage $79,369 — from DENMAN 41 REALTY, LLC to DIME COMMUNITY BANK; THE DIME SAVINGS BANK OF WILLIAMSBURGH | $79,369 | |
| 2016-03-15 | Agreement $2,000,000 — from DENMAN 41 REALTY, LLC to THE DIME SAVINGS BANK OF WILLIAMSBURGH | $2,000,000 | |
| 2016-03-15 | Deed $4,000,000 — from 41-56 DENMAN STREET, LLC to DENMAN 41 REALTY, LLC | $4,000,000 | |
| 2016-03-15 | Mortgage $774,010 — from DENMAN 41 REALTY, LLC to THE DIME SAVINGS BANK OF WILLIAMSBURGH | $774,010 | |
| 2016-03-15 | AL&R $2,000,000 — from DENMAN 41 REALTY, LLC to THE DIME SAVINGS BANK OF WILLIAMSBURGH | $2,000,000 | |
| 2016-03-01 | Sold for $4,000,000 | $4,000,000 | $190,476 |
| 2012-10-31 | Mortgage $316,683 — from 41-56 DENMAN STREET LLC to MARATHON NATIONAL BANK OF NEW YORK | $316,683 | |
| 2012-10-31 | Agreement $1,300,000 — from 41-56 DENMAN STREET LLC to MARATHON NATIONAL BANK OF NEW YORK | $1,300,000 | |
| 2012-10-31 | AL&R $1,300,000 — from 41-56 DENMAN STREET LLC to MARATHON NATIONAL BANK OF NEW YORK | $1,300,000 | |
| 2012-10-18 | Deed $2,000,000 — from SC 45-56 LLC; ATAKOY REALTY LLC to 41-56 DENMAN STREET LLC | $2,000,000 | |
| 2009-07-06 | AL&R $1,027,500 — from ATAKOY REALTY LLC; SC 45-56 LLC to BANK OF SMITHTOWN | $1,027,500 | |
| 2009-07-06 | Agreement $1,027,500 — from SC 45-56 LLC; ATAKOY REALTY LLC to BANK OF SMITHTOWN | $1,027,500 | |
| 2009-07-06 | Mortgage $1,027,500 — from SC 2284, LLC; EFE REALTY LLC; ATAKOY LLC; SC 86-04, LLC; KANARYA LLC; SC 45-56, LLC to CITIBANK, N.A. | $1,027,500 |
| Year | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|
| 2017 | 0 | 9 | 0 | 0 | 9 |
| 2018 | 0 | 13 | 0 | 1 | 14 |
| 2019 | 0 | 23 | 0 | 1 | 24 |
| 2020 | 0 | 107 | 0 | 2 | 109 |
| 2021 | 0 | 2 | 0 | 1 | 3 |
| 2022 | 0 | 8 | 4 | 1 | 13 |
| 2023 | 0 | 4 | 0 | 1 | 5 |
| 2024 | 0 | 38 | 0 | 2 | 40 |
| 2025 | 1 | 28 | 0 | 1 | 30 |
| 2026 | 0 | 6 | 0 | 1 | 7 |
Every one of the 741 recorded events, 1980–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 11373 · Landlord rankings · How grades work · The map · The Mice Map