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One family attached or semi-detached
421 EAST 139 STREET
BRONX · BIN 2000321
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1892Year Built
2Stories
A5Building Class
R6Zoning
2,160 sfGross Floor Area
1Units
Rent Stabilized0 Open ViolationsFDNY Report ↗
One family attached or semi-detached · 1,667 sf lot · 1.3 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalPlumbing
Roof1p · 1 filing · 10 docs
Floor 223p · 2 filings · 20 docs
Floor 123p · 2 filings · 20 docs
Cellar23p · 2 filings · 20 docs
Basement18p · 1 filing · 20 docs
Sub-Basement6p · 1 filing · 10 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
06/25/2021$860K—Private party → Private party$398/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
JOHN PATRICK CUNNINGHAM405/08/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JENNY FLORES EXPEDITING403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
CONTO & SONS CONTRACTINGGeneral Contractor603/21/2026
CMD CONSTR PARTNERS INCGeneral Contractor407/08/2026
PRIME PIPING & HEATING INPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SKYLINE ENGINEERING, PLLC267105/08/2022
GFC CONSULTING ENGINEER P4127110/01/2021
Building Lifecycle
All (36)Filed (4)Permit Issued (7)Violation (4)Inspection (3)Objection (4)Special Inspection (14)
09/02/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
09/02/2025
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
02/20/2024
Permit issued — General Construction
X00597793-I1-GC
02/22/2023
Permit issued — General Construction
X00597793-I1-GC
02/08/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/14/2022
Permit issued — Plumbing
X00598915-I1-PL
07/15/2022
Permit issued — Mechanical Systems
X00597793-I1-GC
06/01/2022
Special inspection requirement — Mechanical Systems
Giap Flores
06/01/2022
Special inspection requirement — Final
Giap Flores
06/01/2022
Special inspection requirement — Energy Code Compliance Inspections
John Cunningham
06/01/2022
Special inspection requirement — Lighting in dwelling units
John Cunningham
06/01/2022
Special inspection requirement — HVAC-R and service water heating equipment
John Cunningham
06/01/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
John Cunningham
05/27/2022
Objection resolved — Addressed
05/27/2022
Objection resolved — Addressed
05/19/2022
Permit issued — Mechanical Systems
X00597793-I1-GC
05/14/2022
Objection raised — Other
05/14/2022
Objection raised — Energy
05/08/2022
Filed — Alteration CO
HEREBY FILING FOR THE RENOVATION AND CONVERSION FROM 1 FAMILY TO 2 FAMILY DWELLING.
X00597793-P1
05/08/2022
Filed — Alteration
HEREBY FILING FOR THE INSTALLATION OF PLUMBING FIXTURES (1-2 FAMILY CONVERSION). FILED IN CONJUNCTION WITH ALT CO X00597793.
X00598915-P1
04/28/2022
Special inspection requirement — Mechanical Systems
Matthew Wavro
04/28/2022
Special inspection requirement — Energy Code Compliance Inspections
John Cunningham
04/28/2022
Special inspection requirement — Final
Matthew Wavro
04/28/2022
Special inspection requirement — HVAC-R and service water heating equipment
John Cunningham
04/28/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
John Cunningham
04/28/2022
Special inspection requirement — Lighting in dwelling units
John Cunningham
04/28/2022
Special inspection requirement — HVAC-R and service water heating equipment
John Cunningham
04/28/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
John Cunningham
02/17/2022
Permit issued — Mechanical Systems
X00597793-I1-GC
02/17/2022
Permit issued — General Construction
X00597793-I1-MS
10/01/2021
Filed — Alteration CO
HEREBY FILING FOR THE RENOVATION AND CONVERSION FROM 1 FAMILY TO 2 FAMILY DWELLING.
X00597793-I1
10/01/2021
Filed — Alteration
HEREBY FILING FOR THE INSTALLATION OF PLUMBING FIXTURES (1-2 FAMILY CONVERSION). FILED IN CONJUNCTION WITH ALT CO X00597793.
X00598915-I1
10/06/2015
Violation issued (FDNY_NOV, closed)
10/02/2015
Violation issued (HPD, closed)
I
06/03/2015
Violation issued (FDNY_NOV, closed)
05/17/1993
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedCMD CONSTR PARTNERS02/20/2024
DOB NOWGeneral ConstructionPermit IssuedCMD CONSTR PARTNERS02/22/2023
DOB NOWPlumbingPermit IssuedPRIME PIPING & HEATING IN10/14/2022
DOB NOWMechanical SystemsPermit IssuedCMD CONSTR PARTNERS07/15/2022
DOB NOWMechanical SystemsPermit IssuedCONTO & SONS CONTRACTING05/19/2022
DOB NOWMechanical SystemsPermit IssuedCONTO & SONS CONTRACTING02/17/2022
DOB NOWGeneral ConstructionPermit IssuedCONTO & SONS CONTRACTING02/17/2022
1 project · most recent 05/08/2022
Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
05/08/2022Permit IssuedCMD CONSTR PARTNERS INCAir Conditioning Systems
Cooling
Lg ×1
1 project · most recent 05/08/2022
Gas Water/Sanitary
FiledStatusContractorScope
05/08/2022Permit IssuedA M B MECHANICAL INCGas, Water/Sanitary
1 project · most recent 01/31/2023
General Wiring
FiledStatusContractorScope
01/31/2023Permit IssuedTRINCITY ELECTRIC, INCGeneral Wiring
▾Field Inspections (DOB CAP) — 3
DateTypeResultReport
09/02/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
09/02/2025Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
02/08/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 14
DateRequirementInspectorRole
06/01/2022Mechanical SystemsGiap Floresspecial
06/01/2022FinalGiap Floresprogress
06/01/2022Energy Code Compliance InspectionsJohn Cunninghamprogress
06/01/2022Lighting in dwelling unitsJohn Cunninghamenergy_progress
06/01/2022HVAC-R and service water heating equipmentJohn Cunninghamenergy_progress
06/01/2022HVAC-R and service water piping design and insulationJohn Cunninghamenergy_progress
04/28/2022Mechanical SystemsMatthew Wavrospecial
04/28/2022Energy Code Compliance InspectionsJohn Cunninghamprogress
04/28/2022FinalMatthew Wavroprogress
04/28/2022HVAC-R and service water heating equipmentJohn Cunninghamenergy_progress
04/28/2022HVAC-R and service water piping design and insulationJohn Cunninghamenergy_progress
04/28/2022Lighting in dwelling unitsJohn Cunninghamenergy_progress
04/28/2022HVAC-R and service water heating equipmentJohn Cunninghamenergy_progress
04/28/2022HVAC-R and service water piping design and insulationJohn Cunninghamenergy_progress
▾Documents — 31 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
08/24/2026X00598915-P1Request digital key ↗
08/24/2026X00598915-I1Request digital key ↗
08/24/2026X00597793-I1Request digital key ↗
Showing 3 of 4 on file for this type
▸Applications & Permits4
▸DOB NOWLPC Approval/Permit4
08/13/2026X00598915-I1Open ↗
08/13/2026X00597793-I1Open ↗
08/13/2026X00597793-P1Open ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications14
▸DOB NOWProgress Inspector Seal & Signature8
08/26/2026X00597793-P1Open ↗
08/26/2026X00597793-P1Open ↗
08/26/2026X00597793-P1Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/24/2026X00598915-I1Open ↗
08/24/2026X00598915-P1Open ↗
08/13/2026X00597793-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
08/26/2026X00597793-P1Open ↗
08/22/2026X00597793-I1Open ↗
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist2
08/13/2026X00597793-I1Open ↗
08/13/2026X00597793-P1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026X00597793-I1Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/24/2026X00598915-I1Open ↗
08/24/2026X00598915-P1Open ↗
08/13/2026X00597793-P1Open ↗
Showing 3 of 4 on file for this type
▸Other Documents2
▸DOB NOWProperty Ownership Certification2
08/13/2026X00597793-P1Open ↗
08/13/2026X00597793-I1Open ↗