774 recorded events, 1969–2026, from 17 city data systems. The city's paper trail here is mostly 301 311 service requests, 209 HPD housing violations, 179 HPD complaints.
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 54% of 25-99-unit residential buildings citywide. The citywide median for 25-99-unit residential buildings is 23.6 penalty points per 10 units; this building carries 19. In ZIP 10031, 40% of residential buildings hold an A and 14% grade D or F. How grades work
Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 36 total — 13 class C (immediately hazardous), 19 class B, 4 class A. Oldest open since 1987-12-22. |
| Pending HPD litigation | 1 case(s) pending in housing court |
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.
62 service requests in the last three years. Most common: Water System (23) · Illegal Parking (21) · Noise (10) · HEAT/HOT WATER (3) · Illegal Fireworks (2) · Curb Condition (1).
$5,000 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.
| Yes | Built before 1974 (1910) |
| Yes | Six or more residential units (25) |
| 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) | G.T.T.G ENTERPRISES CORP. |
| Head officer | JAMES DEMETRIOU |
| Managing agent | FIRST MANAGEMENT CORP |
| Last registered | 2025-09-23 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $1,043,000 | $469,350 |
| 2026 | $1,055,000 | $474,750 |
| 2027 | $946,000 | $425,700 |
The city's market estimate has fallen 9% between tax years 2025 and 2027.
| Heating fuel | NO2FUEL |
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 | 137 St-City College — 1 · 700 ft straight-line (about a 4-minute walk) · station accessibility: partial (Uptown only) |
| Bus | Nearest boarding stop: Amsterdam Av / W 140 St — M101 · 350 ft |
| Citi Bike | Hamilton Pl & W 140 St · 250 ft · station location as of 2026-09-23; live availability |
| School zones (2024–25 map) | Elementary: P.S. 192 Jacob H. Schiff Middle: Harold O. Levy 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.
519 West 139 Street
| 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 |
62 311 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 FIRST MANAGEMENT CORP — 92 buildings, 3,711 units. Grades across the portfolio: A43 · B27 · C10 · D5 · F2. See the whole portfolio
showing 60 of 92 buildings
Most recent mortgage recorded against this lot: $600,000 on 2007-01-18 (lender: Astoria Federal Savings & Loan Association). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2007-01-18 | Mortgage $600,000 — from GTTG ENTERPRISES CORP to ASTORIA FEDERAL SAVINGS & LOAN ASSOCIATI | $600,000 | |
| 1985-08-14 | Mortgage $100,000 — from PAPO REALTY CORP to GTTG ENTERPRISES CORP | $100,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 0 | 41 | 0 | 2 | 43 |
| 2018 | 0 | 0 | 107 | 0 | 3 | 110 |
| 2019 | 0 | 0 | 52 | 0 | 1 | 53 |
| 2020 | 0 | 2 | 21 | 0 | 2 | 25 |
| 2021 | 0 | 1 | 38 | 0 | 1 | 40 |
| 2022 | 0 | 0 | 41 | 2 | 3 | 46 |
| 2023 | 0 | 0 | 31 | 0 | 5 | 36 |
| 2024 | 2 | 1 | 12 | 0 | 5 | 20 |
| 2025 | 0 | 0 | 31 | 0 | 5 | 36 |
| 2026 | 0 | 0 | 37 | 0 | 5 | 42 |
Every one of the 774 recorded events, 1969–2026, is laid out year by year in the full report (print-ready).
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