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 10128, 84% of residential buildings hold an A and
1% 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
4 service requests in the last three years. Most common: Sidewalk Condition (3) · Illegal Parking (1).
Filed construction activity
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.
Rent-stabilization signals
Yes
Built before 1974 (1890)
No
Six or more residential units (5)
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)
TERRA ALTA LLC
Head officer
PAUL IRVINE
Managing agent
IRVINE REALTY GROUP
Last registered
2025-11-01
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
$4,551,000
$2,047,950
2026
$5,461,000
$2,457,450
2027
$5,266,000
$2,369,700
The city's market estimate has risen
16% between tax years 2025 and 2027.
Flood exposure
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.
Getting around
Subway
86 St — 4 5 6 · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: partial (Uptown local only)
Bus
Nearest boarding stop: Lexington Av / E 92 St — M101 M102 M103 · 300 ft
Citi Bike
E 91 St & Park Ave · 400 ft · station location as of 2026-09-23; live availability
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.
4 311 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.
Most recent mortgage recorded against this lot: $4,550,000 on
2026-03-25 (lender: Hana Bank USA, National 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
2026-03-25
AL&R $4,550,000 — from KF DEVELOPMENT & CONSULTING LLC to HANA BANK USA, NATIONAL ASSOCIATION
$4,550,000
2026-03-25
Mortgage $4,550,000 — from KF DEVELOPMENT & CONSULTING LLC to HANA BANK USA, NATIONAL ASSOCIATION
$4,550,000
2026-03-25
Deed $6,800,000 — from TERRA ALTA LLC to KF DEVELOPMENT & CONSULTING LLC
$6,800,000
2026-03-20
Sold for $6,800,000
$6,800,000
$1,360,000
2012-06-21
Deed $6,900,000 — from KOLB, MICHELLE; ROSENBERG, ERIC J to TERRA ALTA LLC
$6,900,000
2007-06-26
Mortgage $34,672 — from KOLB, MICHELE; ROSENBERG, ERIC to WASHINGTON MUTUAL BANK
$34,672
2007-06-26
Agreement $3,250,000 — from ROSENBERG, ERIC; KOLB, MICHELE to WASHINGTON MUTUAL BANK
$3,250,000
2005-11-07
Mortgage $1,311,562 — from ROSENBERG, ERIC; KOLB, MICHELE to WASHINGTON MUTUAL BANK
$1,311,562
2005-11-07
Agreement $1,888,438 — from KOLB, MICHELE; ROSENBERG, ERIC to WASHINGTON MUTUAL BANK
$1,888,438
2003-11-03
Mortgage $64,004 — from ROSENBERG, ERIC J; KOLB, MICHELE to WASHINGTON MUTUAL BANK, FA
$64,004
2002-10-15
Mortgage $764,858 — from ROSENBERG, ERIC J.; KOLB, MICHELE to METROPOLITAN BANK AND TRUST COMPANY
$764,858
Ten-year activity
1050
2017
2018
2019
2020
2021
2022
2023
2024
2025
9
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
Year
Enforcement
Housing & tenants
Ownership & money
Health & systems
Total
2017
0
2
0
1
3
2018
0
0
0
1
1
2019
1
5
0
2
8
2020
0
5
0
1
6
2021
0
2
0
1
3
2022
0
4
0
2
6
2023
0
1
0
1
2
2024
0
1
0
1
2
2025
0
1
0
1
2
2026
0
4
4
1
9
This record is free. Keeping it free costs money. Servers, data pipelines, weekends. Pay what you want — a dollar helps.
2026-03-25AL&R $4,550,000 — from KF DEVELOPMENT & CONSULTING LLC to HANA BANK USA, NATIONAL ASSOCIATION$4,550,000
2026-03-25Mortgage $4,550,000 — from KF DEVELOPMENT & CONSULTING LLC to HANA BANK USA, NATIONAL ASSOCIATION$4,550,000
2026-03-25Deed $6,800,000 — from TERRA ALTA LLC to KF DEVELOPMENT & CONSULTING LLC$6,800,000
2026-03-20Sold for $6,800,000$6,800,000
2025
2025-12-23Bedbug filing: 0 infested units
2025-05-30Rodent inspection: Passed
2024
2024-12-18Bedbug filing: 0 infested units
2024-09-25Rodent inspection: Passed
2023
2023-12-27Bedbug filing: 0 infested units
2023-10-02Rodent inspection: Passed
2022
2022-12-12Bedbug filing: 0 infested units
2022-10-07Rodent inspection: Failed for Rat Activity
2022-09-06Rodent inspection: Failed for Rat Activity
2022-07-28311: Curb Condition — Broken Curb
2022-02-28Bedbug filing: 0 infested units
2022-02-15HPD 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
2021
2021-12-10Rodent inspection: Passed
2021-10-05311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2021-02-24Bedbug filing: 0 infested units
2020
2020-05-27Rodent inspection: Failed for Rat Activity
2020-05-25311: Rodent — Rat Sighting
2020-02-15311: Noise — Noise, Barking Dog (NR5)
2020-02-15311: Noise — Noise, Barking Dog (NR5)
2020-02-08311: Noise — Noise, Barking Dog (NR5)
2020-01-28311: Noise — Noise, Barking Dog (NR5)
2019
2019-12-20Bedbug filing: 0 infested units
2019-12-12311: Noise — Noise, Barking Dog (NR5)
2019-12-12311: Noise — Noise, Barking Dog (NR5)
2019-11-21Rodent inspection: Passed
2019-08-28FDNY inspection (RISK)
2019-05-21311: Noise — Noise, Barking Dog (NR5)
2019-04-19Rodent inspection: Passed
2019-01-29Bedbug filing: 0 infested units
2018
2018-05-31Rodent inspection: Passed
2017
2017-11-11311: Noise — Noise: Construction Before/After Hours (NM1)
2015-10-01HPD class I: SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THER
2014-02-14Job filed: APARTMENT RENOVATION ON 5TH FLOOR. CONSTRUCT NON-LOAD BEARING WALLS, DOORS AND CEILING. MODIFY PLUMBING FIXTURES AS SHOWN IN PLANS. NO CHANGE IN EGR$18,000
2014-02-14Job filed: APARTMENT RENOVATION ON 5TH FLOOR. CONSTRUCT NON-LOAD BEARING WALLS, DOORS AND CEILING. MODIFY PLUMBING FIXTURES AS SHOWN IN PLANS. NO CHANGE IN EGRES$42,000
2013
2013-10-01Permit EW — ISSUED
2013-09-30Job filed: REMOVAL OF NON-LOAD BEARING WALLS, DOORS AND PLUMBING FIXTURES AS SHOWN IN PLANS ON 5TH FLOOR. NO CHANGE IN EGRESS, USE OR OCCUPANCY UNDER THIS APPLIC$15,000
2013-09-30Job filed: REMOVAL OF NON-LOAD BEARING WALLS, DOORS AND PLUMBING FIXTURES AS SHOWN IN PLANS ON 5TH FLOOR. NO CHANGE IN EGRESS, USE OR OCCUPANCY UNDER THIS APPLIC$15,000
2008-12-19Job filed: REPLACE 1 GAS BOILER IN CELLAR FOR 3RD & 4TH FLRS INSTALL 1 NEW BOILER FOR 5TH FLOOR$6,136
2008-12-19Job filed: REPLACE 1 GAS BOILER IN CELLAR FOR 3RD & 4TH FLRS INSTALL 1 NEW BOILER FOR 5TH FLOOR$6,136
2008-12-19Job filed: REPLACE 1 GAS BOILER IN CELLAR FOR 3RD & 4TH FLRS INSTALL 1 NEW BOILER FOR 5TH FLOOR$6,136
2007
2007-06-26Mortgage $34,672 — from KOLB, MICHELE; ROSENBERG, ERIC to WASHINGTON MUTUAL BANK$34,672
2007-06-26PAT — from KOLB, MICHELE to ROSENBERG, ERIC
2007-06-26Agreement $3,250,000 — from ROSENBERG, ERIC; KOLB, MICHELE to WASHINGTON MUTUAL BANK$3,250,000
2005
2005-11-07Mortgage $1,311,562 — from ROSENBERG, ERIC; KOLB, MICHELE to WASHINGTON MUTUAL BANK$1,311,562
2005-11-07Agreement $1,888,438 — from KOLB, MICHELE; ROSENBERG, ERIC to WASHINGTON MUTUAL BANK$1,888,438
2004
2004-08-27Permit PL — ISSUED
2004-07-21DOB complaint, category ?
2004-07-21DOB complaint, category ?
2004-06-14DOB complaint, category ?
2004-04-21DOB complaint, category ?
2004-03-15Permit EW — ISSUED
2004-03-05Job filed: Interior renovation/conversion of (2) existing apartments into (1) duplex apartment. New room layout. general partitions removal. Removal of (1) ki$30,000
2003
2003-11-03Mortgage $64,004 — from ROSENBERG, ERIC J; KOLB, MICHELE to WASHINGTON MUTUAL BANK, FA$64,004
2003-11-03Agreement — from KOLB, MICHELE; ROSENBERG, ERIC J to WASHINGTON MUTUAL BANK, FA
2003-11-03Mortgage assigned — from SKY BANK to WASHINGTON MUTUAL BANK, FA
2002
2002-10-15Mortgage $764,858 — from ROSENBERG, ERIC J.; KOLB, MICHELE to METROPOLITAN BANK AND TRUST COMPANY$764,858
2002-10-15Agreement — from KOLB, MICHELE; ROSENBERG, ERIC J. to METROPOLITAN BANK AND TRUST COMPANY
2002-03-26DOB violation LL6291:
2001
2001-02-27DOB violation LL6291:
2000
2000-11-14DOB complaint, category ?
2000-11-09Permit EW — ISSUED
2000-08-22Permit EW — ISSUED
2000-04-13DOB complaint, category ?
2000-02-07DOB violation LL6291:
1999
1999-11-26DOB complaint, category ?
1999-11-24DOB complaint, category ?
1999-10-22DOB complaint, category ?
1999-10-21DOB complaint, category ?
1999-10-01ECB Non-Hazardous violation: FAILURE TO CONDUCT WORK IN ACCORDANCE TO APPROVED PLANS: NOTED WORK 1ST FLOOR BATHROOM FIXTURES NOT AS PER DRAWINGS, #102163980
1999-09-30DOB violation LANDMK:
1999-09-09DOB complaint, category ?
1999-08-13Mortgage assigned — from KOLB, MICHELE; ROSENBERG, ERIC J. to METROPOLITAN BANK AND TRUST COMPANY
1999-08-13Deed — from 116 EAST 91ST STREETCORP. to KOLB, MICHELE; ROSENBERG, ERIC J.
1999-07-30ECB Non-Hazardous violation: FAILURE TO PROVIDE APPROVED PLANS AT PREMISES AT TIME OFINSPECTION NOTED DEMOLITION OF INTERIOOR PARTITION REMOVAL OF KITCHEN BATH$130
1999-07-23DOB complaint, category ?
1999-07-19Permit PL — ISSUED
1999-07-19DOB complaint, category ?
1999-06-23Permit EW — RE-ISSUED
1994
1994-02-24SAGE — from CITY OF NEW YORK PRSRVTN COMMISSION