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155 Sullivan Street

40Records
8City systems
0Open violations
0Penalty rate

40 recorded events, 1976–2026, from 8 city data systems. The city's paper trail here is mostly 10 311 service requests, 8 HPD complaints, 7 ACRIS deeds & mortgages.

BoroughBrooklyn 11231
Built1931
Floors2
Res. units2
ClassB9
Owner (PLUTO)CONOVER ASSOC.
BBL3005640014
BIN3008573

Full record, year by year   Support this site

GRADE A

The city's published records show little recorded distress here in the last three years. Less recorded distress than 100% 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 0. In ZIP 11231, 56% of residential buildings hold an A and 6% 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

3 service requests in the last three years. Most common: Illegal Fireworks (1) · Air Quality (1) · Noise (1).

Filed construction activity

$37,200 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

YesBuilt before 1974 (1931)
NoSix or more residential units (2)
No421-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)CONOVER ASSOCIATES, LLC
Head officerGREGORY T O'CONNELL
Managing agentOC CONSTRUCTION GROUP, INC
Last registered2025-11-05

as filed by the owner in the building's HPD registration

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$2,429,000 $145,740
2026$2,065,000 $123,900
2027$2,376,000 $142,560

The city's market estimate has fallen 2% between tax years 2025 and 2027.

Flood exposure

In the FEMA 1%-annual-chance floodplain (2015 preliminary flood maps) — lenders typically require flood insurance here.

Hurricane evacuation zone 1 of 6 — zone 1 evacuates first.

In the city's stormwater flood map only under the extreme-storm scenario (3.66 in/hr cloudburst with 2080 sea levels) — an Ida-scale event.

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.

Getting around

SubwaySmith-9 Sts — F G · 1.0 mi straight-line (about a 25-minute walk) · station accessibility: none
BusNearest boarding stop: Van Brunt St / Sullivan St — B61 · 800 ft
Citi BikeCoffey St & Ferris St · 750 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 015 Patrick F. Daly. 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.

Report a problem to 311

155 Sullivan Street

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Anything elseAnything else

3 311 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.

The landlord's report card

Managed by O'C CONSTRUCTION GROUP INC — 26 buildings, 166 units. Grades across the portfolio: A12 · B8 · C4 · D1. See the whole portfolio

BuildingBoroughUnitsGrade
480 Van Brunt Street BK22 A
131 Columbia Street BK16 A
368 Van Brunt Street BK8 B
9 4 Place BK8 B
144 Conover Street BK8 B
134 Dikeman Street BK8 A
16 Tiffany Place BK8 A
81 4 Place BK8 B
471 Hicks Street BK8 A
378 Sackett Street BK8 A
376 Sackett Street BK8 A
45 Cheever Place BK8 B
151 5 Avenue BK6 B
183 Van Dyke Street BK5 A
168 Beard Street BK4 C
129 Columbia Street BK4 C
487 Hicks Street BK4 C
87 Summit Street BK4 C
485 Hicks Street BK4 A
138 Degraw Street BK4 D
432 Henry Street BK4 A
159A Columbia Street BK3 B
155 Sullivan Street BK2 A
167 Columbia Street BK2 B
153 Sullivan Street BK2 A
177 Dwight Street BK0 —

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $440,000 on 1986-03-28 (lender: Atlantic Liberty Savings), covering 7 lots — the amount covers all of them. Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
1986-03-28Mortgage $440,000 — from WERBEL, PHILLIP; O'CONNELL, GREGORY; SCHOENBERG, IRWIN; SPANAKOS, GEORGE; SCHOENBERG, ALAN to ATLANTIC LIBERTY SAVINGS $440,000

Ten-year activity

530
2017
2018
2019
2020
2021
2022
2023
2024
2025
3
2026
EnforcementHousing & tenants
Show as table
YearEnforcementHousing & tenantsTotal
2017011
2018000
2019000
2020112
2021000
2022011
2023000
2024000
2025022
2026033
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The full timeline

Construction 7Enforcement 6Housing & tenants 20Ownership & money 7

Every one of the 40 recorded events, 1976–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 11231 · Landlord rankings · How grades work · The map · The Mice Map