A sustained record of distress well beyond its peers. More recorded distress than 96% of 1-5-unit residential buildings citywide. The citywide median for 1-5-unit residential buildings is 0 penalty
points per 10 units; this building carries 52.5. In ZIP 11237, 39% of residential buildings hold an A and
15% grade D or F.
How grades work
this building
A
C
Among 699,345 1-5-unit residential buildings citywide · left is less recorded distress, right is more
Open with the city right now
No current HPD flags in the latest weekly snapshot: no open violations, no
pending litigation, no active vacate orders, and not in the Alternative Enforcement Program.
Patterns
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
What 311 hears from this address
9 service requests in the last three years. Most common: Noise (6) · New Tree Request (1) · Derelict Vehicles (1) · Homeless Person Assistance (1).
Filed construction activity
$140,400 in permitted construction work filed since
2016 (1 filings with a declared cost) — a rough measure of how actively
the owner maintains the building. Permit costs cover filed construction work only — they do not
capture routine maintenance or repairs done without a permit.
Rent-stabilization signals
Yes
Built before 1974 (1931)
No
Six or more residential units (4)
No
421-a / J-51 tax benefit on the current tax roll
1 of 3 signals present. Only a partial profile — stabilization is possible but less likely. The definitive answer for any unit:
request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
Registered with HPD — the names behind the building
Registered owner(s)
770 HART DEVELOPMENT LLC
Head officer
SAUMAN CHAU
Managing agent
VIRGIL CHONG
Last registered
2025-10-28
as filed by the owner in the building's HPD registration
What the city thinks it's worth
Tax year
City market value
Assessed value
2025
$1,047,000
$471,150
2026
$948,000
$426,600
2027
$1,110,000
$499,500
The city's market estimate has risen
6% between tax years 2025 and 2027.
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.
9 311 service requests from this address in the last three years.
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.
Sales, deeds & mortgages
Most recent mortgage recorded against this lot: $1,000,000 on
2017-03-02 (lender: Investors Bank). Face amount at recording — it may have since been paid
down, refinanced or satisfied. View the recorded
document.
Date
Record
Amount
Per res. unit
2017-03-02
AL&R $1,000,000 — from 770 HART DEVELOPMENT, LLC to INVESTORS BANK
$1,000,000
2017-03-02
Mortgage $1,000,000 — from 770 HART DEVELOPMENT, LLC to INVESTORS BANK
$1,000,000
2015-06-04
RPTT&RET $466,667 — from 770 HART DEVELOPMENT, LLC to 770 HART DEVELOPMENT, LLC
$466,667
2012-05-01
Deed $615,000 — from 770 HART STREET MANAGEMENT LLC to 770 HART DEVELOPMENT LLC
$615,000
2012-05-01
Agreement $380,000 — from ABACUS FEDERAL SAVINGS BANK to 770 HART DEVELOPMENT, LLC
$380,000
2006-05-12
Agreement $424,000 — from 770 HART STREET MANAGEMENT LLC to INDEPENDENCE COMMUNITY BANK
$424,000
2006-05-12
Mortgage $59,000 — from 770 HART STREET MANAGEMENT LLC to INDEPENDENCE COMMUNITY BANK
$59,000
2006-03-08
Agreement $365,000 — from LO PRESTI-MAZZELLA, CONCETTA V; MAZZELLA, GEORGE R to SCHINDEL, CINDY; GOLDSTEIN, ROBERT
$365,000
2006-03-08
Mortgage $115,000 — from LO PRESTI-MAZZELLA, CONCETTA V; MAZZELLA, GEORGE R to SCHINDEL, CINDY; GOLDSTEIN, ROBERT
$115,000
2006-02-16
RPTT $30,000 — from CHIN-LYN, JANET to MAZZELLA, GEORGE R; LOPRESTI-MAZZELLA, CONCETTA
$30,000
2006-02-16
Deed $500,000 — from CLEMENZA, ANTHONY JR; CLEMENZA, BARBARA R; SELIGER, ROSINDA; SELIGER, RONALD to MAZZELLA, GEORGE R; LOPRESTI-MAZZELLA, CONCETTA V
$500,000
2006-02-16
Mortgage $250,000 — from LOPRESTI-MAZZELLA, CONCETTA V; MAZZELLA, GEORGE R to GOLDSTEIN, ROBERT; SCHINDEL, CINDY
$250,000
Ten-year activity
100500
2017
59
2018
2019
2020
2021
2022
2023
2024
2025
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
Year
Enforcement
Housing & tenants
Ownership & money
Health & systems
Total
2017
1
1
3
7
12
2018
0
50
0
9
59
2019
0
10
0
4
14
2020
0
6
0
2
8
2021
0
2
0
2
4
2022
0
6
0
6
12
2023
0
1
0
4
5
2024
0
4
0
5
9
2025
0
1
0
4
5
2026
0
7
0
4
11
This record is free. Keeping it free costs money. Servers, data pipelines, weekends. Pay what you want — a dollar helps.
2023-11-22HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2023-10-27Boiler inspection
2023-10-19Rodent inspection: Failed for Rat Activity
2023-04-10Rodent inspection: Passed
2022
2022-12-28Bedbug filing: 0 infested units
2022-11-29Rodent inspection: Failed for Rat Activity
2022-11-07Rodent inspection: Failed for Rat Activity
2022-11-04311: Rodent — Rat Sighting
2022-10-12Rodent inspection: Passed
2022-10-11Bedbug filing: 0 infested units
2022-09-12311: Outdoor Dining — Sidewalk Zone Blocked
2022-08-31Boiler inspection
2022-05-02Rodent inspection: Passed
2022-04-14Rodent inspection: Failed for Rat Activity
2022-02-25HPD class A: (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD
2022-02-25HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2021
2021-11-01Boiler inspection
2021-05-12Rodent inspection: Passed
2021-04-09HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2021-04-09HPD class A: (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD
2020
2020-12-10Boiler inspection
2020-10-02311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-09-29311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-09-24Rodent inspection: Passed
2020-08-26311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-08-24311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-08-20311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-06-30311: Illegal Fireworks — N/A
2019
2019-12-31Boiler inspection
2019-11-13Rodent inspection: Passed
2019-10-30HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2018-10-23311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2018-10-22Rodent inspection: Passed
2018-10-17HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2018-01-26Rodent inspection: Failed for Rat Activity
2018-01-10Rodent inspection: Bait applied
2017
2017-12-20Rodent inspection: Bait applied
2017-12-18Rodent inspection: Failed for Rat Activity
2017-11-24HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2017-11-08Rodent inspection: Bait applied
2017-10-27Boiler inspection
2017-10-17Rodent inspection: Bait applied
2017-09-25Rodent inspection: Failed for Rat Activity
2017-08-28Rodent inspection: Failed for Other Reason
2017-05-19Mortgage satisfied — from GOLDSTEIN, ROBERT; SCHINDEL, CINDY to ABACUS FEDERAL SAVINGS BANK
2017-04-10FDNY inspection (RISK)
2017-03-02AL&R $1,000,000 — from 770 HART DEVELOPMENT, LLC to INVESTORS BANK$1,000,000
2017-03-02Mortgage $1,000,000 — from 770 HART DEVELOPMENT, LLC to INVESTORS BANK$1,000,000
2016-03-18Job filed: INTERIOR RENOVATION WITH NEW PARTITIONS AND PATCHING RARTITIONS, CEILING & FLOOR ON EXISTING 3-STORY BUILDING AS PER PLAN . NO CHANGE IN USE, MEA$140,400
2016-01-19311: General Construction/Plumbing — Adjacent Buildings Not Protected
2010-06-22City emergency repair (OMO): at apartment #1 trace and repair the water leak at ceiling / wallat bed room( north east room in the 1st room from east $780
2008-11-30Tenant complaint: HEATING — HEAT RELATED
2006
2006-10-25Mortgage assigned — from SOVEREIGN BANK to FANNIE MAE
2006-10-25AALR — from SOVEREIGN BANK to FANNIE MAE
2006-05-12AL&R — from INDEPENDENCE COMMUNITY BANK to 770 HART STREET MANAGEMENT LLC
2006-05-12Deed — from MAZZELLA, GEORGE R; LOPRESTI-MAZZELLA, CONCETTA V to 770 HART STREET MANAGEMENT LLC
2006-05-12Mortgage assigned — from GOLDSTEIN, ROBERT; SCHINDEL, CINDY to INDEPENDENCE COMMUNITY BANK
2006-05-12Agreement $424,000 — from 770 HART STREET MANAGEMENT LLC to INDEPENDENCE COMMUNITY BANK$424,000
2006-05-12Mortgage $59,000 — from 770 HART STREET MANAGEMENT LLC to INDEPENDENCE COMMUNITY BANK$59,000
2006-03-08Agreement $365,000 — from LO PRESTI-MAZZELLA, CONCETTA V; MAZZELLA, GEORGE R to SCHINDEL, CINDY; GOLDSTEIN, ROBERT$365,000
2006-03-08Mortgage $115,000 — from LO PRESTI-MAZZELLA, CONCETTA V; MAZZELLA, GEORGE R to SCHINDEL, CINDY; GOLDSTEIN, ROBERT$115,000
2006-02-16Mortgage satisfied — from CLEMENZA, ROSARIO; CLEMENZA, ANTONIO to THE FIRST NATIONAL CITY BANK OF NEW YORK
2006-02-16RPTT $30,000 — from CHIN-LYN, JANET to MAZZELLA, GEORGE R; LOPRESTI-MAZZELLA, CONCETTA$30,000
2006-02-16Deed $500,000 — from CLEMENZA, ANTHONY JR; CLEMENZA, BARBARA R; SELIGER, ROSINDA; SELIGER, RONALD to MAZZELLA, GEORGE R; LOPRESTI-MAZZELLA, CONCETTA V$500,000
2006-02-16Mortgage $250,000 — from LOPRESTI-MAZZELLA, CONCETTA V; MAZZELLA, GEORGE R to GOLDSTEIN, ROBERT; SCHINDEL, CINDY$250,000
2005
2005-12-06HPD litigation: Failure to Register Only
2002
2002-07-18Deed — from CLEMENZA, ANTHONY JR to CLEMENZA, BARBARA R; SELIGER, RONALD; CLEMENZA, ANTHONY JR; SELIGER, ROSLINDA
1991
1991-04-26Deed — from ALENCI, JOSEPH to CLEMENZA, ANTHONY JR
1987
1987-09-14Deed — from DI PRIMA, LUCY to ALENCI, JOSEPH
1987-03-25Deed — from SELIGER, ROSLINDA; SELIGER, RONALD KURT to DI PRIMA, LUCY
1985
1985-09-10Deed — from CLEMENZA, ANTONIO to SELIGER, RONALD KURT; SELIGER, ROSLINDA
1979
1979-11-27Deed — from ADRAGNA GRACE; CLEMENZA ANTONIO to CLEMENZA ANTONIO
1977
1977-07-08Deed — from ADAGNA GRACE; CLEMENZA ANTONIO to ADRAGNA GRACE; CLEMENZA ANTONIO