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Two family converted from one family
809 GREENE AVENUE
BROOKLYN · BIN 3043813
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1899Year Built
3Stories
B3Building Class
R6BZoning
3,016 sfGross Floor Area
2Units
Rent Stabilized18 Open Violations ▸
Two family converted from one family · 1,675 sf lot · 1.8 FAR built · Flood zone X
Locations of Work
Architecture
Floor 32p · 1 filing · 7 docs
Floor 21p · 1 filing · 7 docs
Floor 1
1 job · most recent 09/01/2026
Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
09/01/2026——Heating and Air Conditioning Systems, Ventilation Systems
Heat / Cool
Mitsubishi Electric MXZ-SM36NAM2 36,000 BTU · Condensing Unit ×3
MXZ-SM48NAM2 48,000 BTU · Heat Pump Outdoor ×1
Ventilation
Panasonic RG-M79LA Exhaust Fan ×9
Broan BUEZ230BL Exhaust Fan ×4
1 job · most recent 09/01/2026
Storm Water/Sanitary
FiledStatusContractorScope
09/01/2026——Storm, Water/Sanitary
1 job · most recent 09/01/2026
Steel Concrete Wood
FiledStatusContractorScope
09/01/2026——Steel, Concrete, Wood
Building Lifecycle
All (93)Filed (2)Violation (29)Objection (43)Special Inspection (19)
09/02/2026
Objection resolved — Resolved
09/02/2026
Objection resolved — Resolved
09/01/2026
Filed — Alteration CO
STRUCTURAL FILING SUBSEQUENT TO ALT-CO APPLICATION #B01357109-I1
B01357109-S4
08/18/2026
Special inspection requirement — Concrete - Cast-In-Place
07/27/2026
Special inspection requirement — Structural Steel - Details
07/27/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
07/27/2026
Special inspection requirement — Structural Steel - High Strength Bolting
07/27/2026
Special inspection requirement — Structural Steel - Welding
07/27/2026
Special inspection requirement — Final
07/27/2026
Special inspection requirement — Structural Wood Frame
06/17/2026
Objection resolved — Resolved
06/17/2026
Objection resolved — Resolved
06/17/2026
Objection resolved — Addressed
06/17/2026
Objection resolved — Resolved
06/17/2026
Objection resolved — Resolved
06/17/2026
Objection resolved — Resolved
06/17/2026
Objection resolved — Resolved
06/09/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Objection resolved — Addressed
05/15/2026
Special inspection requirement — Insulation placement and R values
05/15/2026
Special inspection requirement — Fenestration air leakage
05/15/2026
Special inspection requirement — Fenestration areas
05/15/2026
Special inspection requirement — Air barrier - visual inspection
05/15/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
05/04/2026
Violation issued (HPD, open)
A
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Fire_Protection
04/28/2026
Objection raised — Inspections
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Cost
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Scope
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Fire_Protection
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Fire_Protection
04/28/2026
Objection raised — Scope
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Other
04/28/2026
Objection raised — Structural
04/28/2026
Objection raised — Scope
04/10/2026
Filed — Alteration CO
STRUCTURAL FILING SUBSEQUENT TO ALT-CO APPLICATION #B01357109-I1
B01357109-I1
02/11/2026
Special inspection requirement — Fire-Resistance Rated Construction
02/11/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Latest 60 of 93 events.
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
DNB ENGINEERING PLLC109/01/2026
BEAM ARCHITECTS D.P.C.104/10/2026
Nothing on file for this building.
▾Special Inspection Requirements (DOB NOW) — 19
DateRequirementInspectorRole
08/18/2026Concrete - Cast-In-Place—special
07/27/2026Structural Steel - Details—special
07/27/2026Structural Stability – Alterations of existing buildings—special
07/27/2026Structural Steel - High Strength Bolting—special
07/27/2026Structural Steel - Welding—special
07/27/2026Final—progress
07/27/2026Structural Wood Frame—progress
05/15/2026Insulation placement and R values—energy_progress
05/15/2026Fenestration air leakage—energy_progress
05/15/2026Fenestration areas—energy_progress
05/15/2026Air barrier - visual inspection—energy_progress
05/15/2026Fenestration and door U-factor and product ratings—energy_progress
02/11/2026Fire-Resistance Rated Construction—progress
02/11/2026Fire-Resistant Penetrations and Joints—special
02/11/2026Energy Code Compliance Inspections—progress
02/10/2026Lighting controls—energy_progress
02/10/2026Interior lighting power—energy_progress
02/10/2026Lighting in dwelling units—energy_progress
02/10/2026Metering—energy_progress
▾Documents — 8 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
09/03/2026B01357109-S5Request digital key ↗
09/03/2026B01357109-S4Request digital key ↗
09/03/2026B01357109-I1Request digital key ↗
▸Seals & Professional Certifications4
▸DOB NOWDPL-1: Design Professional Seal & Signature4
09/15/2026B01357109-S2Open ↗
09/15/2026B01357109-S1Open ↗
09/03/2026B01357109-S4Open ↗
Showing 3 of 4 on file for this type
▸Safety & Tenant Protection1
▸DOB NOWStreet Tree Checklist1
09/03/2026B01357109-I1Open ↗