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Two family converted from one family
2300 EAST 3 STREET
BROOKLYN · BIN 3193824
💬 Discuss this project
1925Year Built
1Stories
B3Building Class
R4Zoning
1,696 sfGross Floor Area
2Units
3 Open Violations ▸FDNY Report ↗
Two family converted from one family · 4,000 sf lot · 0.42 FAR built · Flood zone X500
Locations of Work
ArchitectureStructuralMechanicalFire Protection
Permit Issued — active, not yet Signed-off
RoofUnder Construction3p · 1 filing · 4 docs
Floor 2Under Construction57p · 1 filing · 20 docs
Floor 1Under Construction58p · 2 filings · 20 docs
CellarUnder Construction57p · 2 filings · 20 docs
1 job · most recent 04/01/2026
Heating and Air Conditioning Systems Heating Systems
FiledStatusContractorScopeMake / Model / Capacity
04/01/2026Permit IssuedRHY CONSTRUCTION LLCHeating and Air Conditioning Systems, Heating Systems
Heat / Cool
Daikin RXSQ24TAVJUA 2 tons · Vrf Outdoor ×1
RXTQ36TAVJ9A 3 tons · Vrf Outdoor ×1
RXTQ48TAVJUA 4 tons · Vrf Outdoor ×1
Heating
Navien NFB-200H 200,000 BTU · Boiler ×1
1 job · most recent 04/01/2026
Sprinkler System
FiledStatusContractorScope
04/01/2026Permit IssuedROM PIPING & HEATING INCSprinkler System
1 job · most recent 04/01/2026
Gas Storm Water/Sanitary
FiledStatusContractorScope
04/01/2026Permit IssuedROM PIPING & HTG INCGas, Storm, Water/Sanitary
2 jobs · most recent 10/20/2025
General Wiring
FiledStatusContractorScope
10/20/2025Permit IssuedI.D.K. ELECTRIC CO., INC.General Wiring
03/31/2024Permit IssuedCL ELECTRICAL CORP—
2 jobs · most recent 04/01/2026
Steel
FiledStatusContractorScope
04/01/2026Permit IssuedRHY CONSTRUCTION LLCSteel
05/12/2023Permit IssuedRHY CONSTRUCTION LLC1 scope_items
1 job · most recent 04/01/2026
Fence
FiledStatusContractorScope
04/01/2026Permit IssuedRHY CONSTRUCTION LLCFence
Building Lifecycle
All (105)Filed (9)Permit Issued (12)Violation (3)Inspection (8)Objection (43)Special Inspection (30)
08/20/2026
Objection raised — Scope
08/20/2026
Objection raised — Zoning
08/20/2026
Objection raised — Zoning
07/29/2026
Objection resolved — Addressed
06/29/2026
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
06/03/2026
Permit issued — Construction Fence
B00807739-S6-FN
05/27/2026
Objection raised — Scope
04/01/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Horizontal and vertical enlargement to existing one family residence. Remove wood frame and replace with cold form steel frame.
B00807739-P2
01/23/2026
Special inspection requirement — Fenestration areas
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Fenestration air leakage
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Insulation placement and R values
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Fire-Resistance Rated Construction
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Electric vehicle service equipment requirements
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Masonry
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Exterior Insulation and Finish Systems (EIFS)
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Air barrier - visual inspection
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Air barrier — testing
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Permanent certificate
MOHAMED MAHMOUD
01/23/2026
Special inspection requirement — Maintenance information
MOHAMED MAHMOUD
01/17/2026
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
12/24/2025
Permit issued — Structural
B00859850-I1-ST
12/01/2025
Inspection — Pass-Final PL - Underground
Pass
View inspection ↗
11/20/2025
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
11/20/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
11/14/2025
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
11/14/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
11/14/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
11/12/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
11/06/2025
Permit issued — Sprinklers
B00807739-S2-PL
11/06/2025
Permit issued — Sprinklers
B00807739-S2-EW-SP
06/10/2025
Permit issued — Construction Fence
B00807739-S6-FN
03/27/2025
Violation issued (ECB, open)
Construction
03/27/2025
Violation issued (ECB, open)
Construction
12/19/2024
Permit issued — Mechanical Systems
B00807739-S1-MS
12/19/2024
Permit issued — Structural
B00807739-S4-ST
09/17/2024
Permit issued — Support of Excavation
B00807739-S5-SE
09/16/2024
Permit issued — General Construction
B00807739-I1-GC
09/06/2024
Objection resolved — Addressed
06/20/2024
Permit issued — Construction Fence
B00807739-S6-FN
06/06/2024
Special inspection requirement — Fenestration air leakage
MOHAMED MAHMOUD
06/06/2024
Special inspection requirement — Fenestration areas
MOHAMED MAHMOUD
06/06/2024
Special inspection requirement — Air barrier — testing
MOHAMED MAHMOUD
03/27/2024
Objection resolved — Addressed
03/14/2024
Permit issued — Structural
B00859850-I1-ST
03/06/2024
Filed — ALT-CO - New Building with Existing Elements to Remain
Horizontal and vertical enlargement to existing one family residence. Remove wood frame and replace with cold form steel frame.
B00807739-S3
03/01/2024
Objection resolved — Addressed
02/18/2024
Objection resolved — Addressed
02/13/2024
Permit issued — Construction Fence
B00807739-S6-FN
01/22/2024
Objection raised — Other
01/17/2024
Filed — ALT-CO - New Building with Existing Elements to Remain
Horizontal and vertical enlargement to existing one family residence. Remove wood frame and replace with cold form steel frame.
B00807739-S5
12/21/2023
Special inspection requirement — Fenestration and door U-factor and product ratings
MOHAMED MAHMOUD
12/21/2023
Special inspection requirement — Exterior Insulation and Finish Systems (EIFS)
MOHAMED MAHMOUD
12/21/2023
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
12/21/2023
Special inspection requirement — Fire-Resistance Rated Construction
MOHAMED MAHMOUD
12/21/2023
Special inspection requirement — Insulation placement and R values
MOHAMED MAHMOUD
12/21/2023
Special inspection requirement — Electric vehicle service equipment requirements
MOHAMED MAHMOUD
Latest 60 of 105 events.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
RHY CONSTRUCTION103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
06/28/2021$2.0M—Private party → Private party$1,173/sf building
03/20/2014$559K—CMA 2300 LLC → Private party$330/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
HESHAM ELSHAMY PE304/01/2026
LEONID KRUPNIK, P.E.403/06/2024
TECC SOLUTIONS208/31/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
DCS1203/21/2026
TECC SOLUTIONS103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
RHY CONSTRUCTION LLCGeneral Contractor1607/08/2026
ROM PIPING & HEATING INCFire Protection107/05/2026
ROM PIPING & HTG INCPlumbing107/05/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
MSM ENGINEERING SERVICES,8449704/01/2026
IP CONCRETE TESTING AND I6252103/06/2024
AA BUILDING & INSPECTION1519105/12/2023
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWConstruction FencePermit IssuedRHY CONSTRUCTION LLC06/03/2026
DOB NOWStructuralPermit IssuedRHY CONSTRUCTION LLC12/24/2025
DOB NOWSprinklersPermit IssuedROM PIPING & HTG INC11/06/2025
DOB NOWSprinklersPermit IssuedROM PIPING & HEATING INC11/06/2025
DOB NOWConstruction FencePermit IssuedRHY CONSTRUCTION LLC06/10/2025
DOB NOWMechanical SystemsPermit IssuedRHY CONSTRUCTION LLC12/19/2024
DOB NOWStructuralPermit IssuedRHY CONSTRUCTION LLC12/19/2024
DOB NOWSupport of ExcavationPermit IssuedRHY CONSTRUCTION LLC09/17/2024
DOB NOWGeneral ConstructionPermit IssuedRHY CONSTRUCTION LLC09/16/2024
DOB NOWConstruction FencePermit IssuedRHY CONSTRUCTION LLC06/20/2024
DOB NOWStructuralPermit IssuedRHY CONSTRUCTION LLC03/14/2024
DOB NOWConstruction FencePermit IssuedRHY CONSTRUCTION LLC02/13/2024
▾Field Inspections (DOB CAP) — 8
DateTypeResultReport
06/29/2026Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
12/01/2025Pass-Final PL - UndergroundPassView ↗
11/20/2025Certified Gas-Gas-Piping-RoughingCertifiedView ↗
11/20/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
11/14/2025Certified Gas-Gas-Piping-RoughingCertifiedView ↗
11/14/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
11/14/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
11/12/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 41
DateRequirementInspectorRole
01/23/2026Fenestration areasMOHAMED MAHMOUDenergy_progress
01/23/2026Fenestration and door U-factor and product ratingsMOHAMED MAHMOUDenergy_progress
01/23/2026Fenestration air leakageMOHAMED MAHMOUDenergy_progress
01/23/2026Insulation placement and R valuesMOHAMED MAHMOUDenergy_progress
01/23/2026Fire-Resistance Rated ConstructionMOHAMED MAHMOUDprogress
01/23/2026Electric vehicle service equipment requirementsMOHAMED MAHMOUDenergy_progress
01/23/2026Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
01/23/2026Structural Stability – Alterations of existing buildingsMOHAMED MAHMOUDspecial
01/23/2026MasonryMOHAMED MAHMOUDspecial
01/23/2026Fire-Resistant Penetrations and JointsMOHAMED MAHMOUDspecial
01/23/2026Exterior Insulation and Finish Systems (EIFS)MOHAMED MAHMOUDspecial
01/23/2026Air barrier - visual inspectionMOHAMED MAHMOUDenergy_progress
01/23/2026Air barrier — testing MOHAMED MAHMOUDenergy_progress
01/23/2026Permanent certificateMOHAMED MAHMOUDenergy_progress
01/23/2026Maintenance informationMOHAMED MAHMOUDenergy_progress
06/06/2024Fenestration air leakageMOHAMED MAHMOUDenergy_progress
06/06/2024Fenestration areasMOHAMED MAHMOUDenergy_progress
06/06/2024Air barrier — testing MOHAMED MAHMOUDenergy_progress
12/21/2023Fenestration and door U-factor and product ratingsMOHAMED MAHMOUDenergy_progress
12/21/2023Exterior Insulation and Finish Systems (EIFS)MOHAMED MAHMOUDspecial
12/21/2023Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
12/21/2023Fire-Resistance Rated ConstructionMOHAMED MAHMOUDprogress
12/21/2023Insulation placement and R valuesMOHAMED MAHMOUDenergy_progress
12/21/2023Electric vehicle service equipment requirementsMOHAMED MAHMOUDenergy_progress
12/21/2023Maintenance informationMOHAMED MAHMOUDenergy_progress
Latest 25 of 41.
▾Documents — 91 on file (BIS + DOB NOW)
▸Plans & Drawings11
▸DOB NOWPlans/Sketch11
08/27/2026B00807739-P2Contact architect ↗
08/17/2026B00807739-I1Contact architect ↗
08/17/2026B00807739-S4Contact architect ↗
Showing 3 of 11 on file for this type
▸Zoning, Tax Lot & Property Records5
▸DOB NOWZD1: DOB Zoning Diagram3
08/17/2026B00807739-P2Open ↗
08/13/2026B00807739-I1Open ↗
08/13/2026B00807739-P2Open ↗
▸DOB NOWZoning Exhibit form (1-5)2
08/13/2026B00807739-I1Open ↗
08/13/2026B00807739-P2Open ↗
▸Seals & Professional Certifications51
▸DOB NOWProgress Inspector Seal & Signature25
09/01/2026B00807739-I1Open ↗
09/01/2026B00807739-I1Open ↗
09/01/2026B00807739-I1Open ↗
Showing 3 of 25 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature16
09/01/2026B00807739-I1Open ↗
09/01/2026B00807739-I1Open ↗
09/01/2026B00807739-I1Open ↗
Showing 3 of 16 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature10
08/17/2026B00807739-I1Open ↗
08/17/2026B00807739-S1Open ↗
08/17/2026B00807739-P2Open ↗
Showing 3 of 10 on file for this type
▸Trade Schedules & Equipment2
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)2
08/13/2026B00807739-I1Open ↗
08/13/2026B00807739-P2Open ↗
▸Safety & Tenant Protection1
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B00807739-I1Open ↗
▸Environmental & Asbestos10
▸DOB NOWDEP ACP-5: Asbestos Assessment Report10
08/17/2026B00807739-I1Open ↗
08/17/2026B00807739-S4Open ↗
08/17/2026B00807739-S3Open ↗
Showing 3 of 10 on file for this type
▸Inspections & Test Reports2
▸DOB NOWGeotechnical Report (BC 1803.6)2
08/13/2026B00807739-S3Open ↗
08/13/2026B00807739-S5Open ↗
▸Other Documents9
▸DOB NOWSite Survey: Initial2
08/13/2026B00807739-P2Open ↗
08/13/2026B00807739-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/13/2026B00807739-I1Open ↗
08/13/2026B00807739-P2Open ↗
▸DOB NOWAdjoining Owners Notification2
08/13/2026B00807739-S5Open ↗
08/13/2026B00807739-S3Open ↗
▸DOB NOWProperty Ownership Certification2
08/17/2026B00807739-I1Open ↗
08/17/2026B00807739-P2Open ↗
▸DOB NOWPARTIAL DEMO: 10-DAY Notice1
08/13/2026B00859850-I1Open ↗