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Three families
701 SACKETT STREET
BROOKLYN · BIN 3019574
💬 Discuss this project
1899Year Built
3.5Stories
C0Building Class
R6BZoning
2,915 sfGross Floor Area
3Units
0 Open ViolationsFDNY Report ↗
Three families · 1,967 sf lot · 1.48 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanical
Roof1p · 1 filing · 7 docs
Floor 427p · 2 filings · 20 docs
Floor 3
Floor 2
Floor 11p · 1 filing · 7 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
TITAN SERVICES USA804/09/2026
DOUBLEWOOD CAPITAL GROUP103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/08/2020$3.1M—— → —$1,063/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
TANG STUDIO ARCHITECT, LLC505/19/2026
IKRA CONSULTING LLC201/26/2026
HANSEN ENGINEERING, PC107/01/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
ADVANCED BUILDERS SERVICES203/21/2026
TANG STUDIO LLC1003/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
ROYAL EMPRESS INCGeneral Contractor904/09/2026
TITAN SERVICES USA INCGeneral Contractor204/09/2026
RICHARD NEUElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
HANSEN ENGINEERING PC8174207/01/2025
TANG STUDIO LLC6949206/13/2025
Building Lifecycle
All (87)Filed (8)Permit Issued (7)Violation (2)Objection (40)Special Inspection (30)
08/10/2026
Objection resolved — Resolved
06/25/2026
Objection raised — Admin
06/22/2026
Objection raised — Admin
06/22/2026
Objection resolved — Resolved
06/22/2026
Objection raised — Admin
06/22/2026
Objection resolved — Resolved
06/03/2026
Objection raised — Admin
06/03/2026
Objection resolved — Resolved
05/28/2026
Objection resolved — Addressed
05/28/2026
Objection resolved — Addressed
05/28/2026
Objection resolved — Addressed
05/28/2026
Objection resolved — Addressed
05/20/2026
Objection raised — Scope
05/20/2026
Objection raised — Scope
05/20/2026
Objection raised — Zoning
05/20/2026
Objection raised — Admin
05/19/2026
Filed — Alteration CO
CONVERSION OF EXISTING ONE FAMILY BUILDING (4 STORIES AND CELLAR) TO TWO FAMILY BUILDING. PROPOSED SCOPE OF WORK ONLY ON 1ST FLOOR AND 4TH FLOOR. NO CHANGE TO FLOOR AREA OR BULK PROPOSED. AMEND EXISTING CERTIFICATE OF OCCUPANCY.
B01403526-I1
03/12/2026
Permit issued — Mechanical Systems
B01215883-S1-MS
03/12/2026
Permit issued — Construction Fence
B01225414-I1-FN
02/17/2026
Permit issued — General Construction
B01215883-I1-GC
01/28/2026
Permit issued — Mechanical Systems
B01215883-S1-MS
01/27/2026
Permit issued — Supported Scaffold
B01350510-I1-SF
01/26/2026
Filed — Alteration
B01350510-I1
01/02/2026
Permit issued — Construction Fence
B01225414-I1-FN
12/26/2025
Filed — Alteration
B01339611-I1
12/26/2025
Permit issued — Sidewalk Shed
B01339611-I1-SH
07/02/2025
Objection raised — Cost
07/02/2025
Objection resolved — Addressed
07/01/2025
Filed — Alteration
INSTALL NEW MECHANICAL SYSTEMS AS PER PLAN ON THE 4TH FLOOR AND ROOF. PROPOSED DUCTED MULTI-ZONE INVERTER HEAT-PUMP SYSTEM WHICH INCLUDES 2 OUTDOOR UNITS AND 5 INTERIOR UNITS. THIS APPLICATION IS FILEDSUBSEQUENTLY UNDER GC APPLICATION#B01215883-I1.
B01215883-S3
06/30/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Ryan Hansen
06/30/2025
Special inspection requirement — Structural Steel - Details
Ryan Hansen
06/30/2025
Special inspection requirement — Structural Cold-Formed Steel
Ryan Hansen
06/26/2025
Special inspection requirement — Final
Ryan Hansen
06/16/2025
Objection raised — Cost
06/16/2025
Objection resolved — Addressed
06/16/2025
Objection raised — Zoning
06/16/2025
Objection resolved — Addressed
06/13/2025
Filed — Alteration
INSTALL NEW MECHANICAL SYSTEMS AS PER PLAN ON THE 4TH FLOOR AND ROOF. PROPOSED DUCTED MULTI-ZONE INVERTER HEAT-PUMP SYSTEM WHICH INCLUDES 2 OUTDOOR UNITS AND 5 INTERIOR UNITS. THIS APPLICATION IS FILEDSUBSEQUENTLY UNDER GC APPLICATION#B01215883-I1.
B01215883-S2
06/13/2025
Filed — Alteration
INSTALL NEW MECHANICAL SYSTEMS AS PER PLAN ON THE 4TH FLOOR AND ROOF. PROPOSED DUCTED MULTI-ZONE INVERTER HEAT-PUMP SYSTEM WHICH INCLUDES 2 OUTDOOR UNITS AND 5 INTERIOR UNITS. THIS APPLICATION IS FILEDSUBSEQUENTLY UNDER GC APPLICATION#B01215883-I1.
B01215883-S1
06/12/2025
Special inspection requirement — Shutoff dampers
Edwin Tang
06/12/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Edwin Tang
06/12/2025
Special inspection requirement — Energy Code Compliance Inspections
Edwin Tang
06/12/2025
Special inspection requirement — Maintenance information
Edwin Tang
06/12/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
Edwin Tang
06/12/2025
Special inspection requirement — HVAC-R and service water heating system controls
Edwin Tang
06/12/2025
Special inspection requirement — HVAC-R and service water heating equipment
Edwin Tang
06/12/2025
Special inspection requirement — Energy Code Compliance Inspections
Edwin Tang
06/12/2025
Special inspection requirement — HVAC-R and service water heating system controls
Edwin Tang
06/12/2025
Special inspection requirement — Duct leakage testing, insulation and design
Edwin Tang
06/12/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
Edwin Tang
06/12/2025
Special inspection requirement — HVAC-R and service water heating equipment
Edwin Tang
06/12/2025
Special inspection requirement — Maintenance information
Edwin Tang
06/11/2025
Special inspection requirement — Final
Edwin Tang
06/11/2025
Special inspection requirement — Mechanical Systems
Edwin Tang
06/05/2025
Objection resolved — Addressed
06/04/2025
Objection raised — Scope
06/04/2025
Objection raised — Admin
06/04/2025
Objection resolved — Addressed
05/24/2025
Objection resolved — Addressed
05/24/2025
Objection resolved — Addressed
Latest 60 of 87 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsPermit IssuedROYAL EMPRESS INC03/12/2026
DOB NOWConstruction FencePermit IssuedROYAL EMPRESS INC03/12/2026
DOB NOWGeneral ConstructionPermit IssuedROYAL EMPRESS INC02/17/2026
DOB NOWMechanical SystemsPermit IssuedROYAL EMPRESS INC01/28/2026
DOB NOWSupported ScaffoldPermit IssuedTITAN SERVICES USA INC01/27/2026
DOB NOWConstruction FencePermit IssuedROYAL EMPRESS INC01/02/2026
DOB NOWSidewalk ShedPermit IssuedTITAN SERVICES USA INC12/26/2025
BISPLISSUEDPRECISION PLBG SVCS., INC09/02/2008
BIS—ISSUEDRAM BLDRS INC12/21/2005
BISPLISSUEDHEIGHTS PL & HTG INC05/04/2005
BIS—ISSUEDRAM BLDRS INC01/03/2005
BISOTISSUEDGOTHAM BUILDERS OF NY LTD.07/31/2003
1 project · most recent 07/01/2025
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
07/01/2025Permit IssuedROYAL EMPRESS INCHeating and Air Conditioning Systems
Heat / Cool
Mitsubishi Electric PEFY-P12NMSU-ER2 13,500 BTU · Vrf Indoor ×10
MXZ-3C24NAHZ4-U1 30,600 BTU · Condensing Unit ×2
MXZ-SM36NAMHZ 42,000 BTU · Condensing Unit ×2
1 project · most recent 07/01/2025
Gas Water/Sanitary
FiledStatusContractorScope
07/01/2025——Gas, Water/Sanitary
1 project · most recent 12/27/2025
FiledStatusContractorScope
12/27/2025Permit IssuedRICHARD NEU—
1 project · most recent 07/01/2025
Steel
FiledStatusContractorScope
07/01/2025Permit IssuedROYAL EMPRESS INCSteel
1 project · most recent 05/13/2025
Fence
FiledStatusContractorScope
05/13/2025Permit IssuedROYAL EMPRESS INCFence
▾Special Inspection Requirements (DOB NOW) — 31
DateRequirementInspectorRole
06/30/2025Structural Stability – Alterations of existing buildingsRyan Hansenspecial
06/30/2025Structural Steel - DetailsRyan Hansenspecial
06/30/2025Structural Cold-Formed SteelRyan Hansenspecial
06/26/2025FinalRyan Hansenprogress
06/12/2025Shutoff dampersEdwin Tangenergy_progress
06/12/2025Fire-Resistant Penetrations and JointsEdwin Tangspecial
06/12/2025Energy Code Compliance InspectionsEdwin Tangprogress
06/12/2025Maintenance informationEdwin Tangenergy_progress
06/12/2025HVAC-R and service water piping design and insulationEdwin Tangenergy_progress
06/12/2025HVAC-R and service water heating system controlsEdwin Tangenergy_progress
06/12/2025HVAC-R and service water heating equipmentEdwin Tangenergy_progress
06/12/2025Energy Code Compliance InspectionsEdwin Tangprogress
06/12/2025HVAC-R and service water heating system controlsEdwin Tangenergy_progress
06/12/2025Duct leakage testing, insulation and designEdwin Tangenergy_progress
06/12/2025HVAC-R and service water piping design and insulationEdwin Tangenergy_progress
06/12/2025HVAC-R and service water heating equipmentEdwin Tangenergy_progress
06/12/2025Maintenance informationEdwin Tangenergy_progress
06/11/2025FinalEdwin Tangprogress
06/11/2025Mechanical SystemsEdwin Tangspecial
05/12/2025Structural Stability – Alterations of existing buildingsRyan Hansenspecial
04/28/2025Air barrier - visual inspectionEdwin Tangenergy_progress
04/28/2025Fenestration air leakageEdwin Tangenergy_progress
04/28/2025Fenestration areasEdwin Tangenergy_progress
04/28/2025Insulation placement and R valuesEdwin Tangenergy_progress
04/28/2025Exterior lighting powerEdwin Tangenergy_progress
Latest 25 of 31.
▾Documents — 40 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/21/2026B01225414-I1Request digital key ↗
08/21/2026B01215883-I1Request digital key ↗
08/21/2026B01215883-S3Request digital key ↗
Showing 3 of 8 on file for this type
▸Zoning, Tax Lot & Property Records2
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/15/2026B01403526-I1Open ↗
▸DOB NOWZD1: DOB Zoning Diagram1
08/13/2026B01215883-I1Open ↗
▸Seals & Professional Certifications21
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/21/2026B01225414-I1Open ↗
08/19/2026B01339611-I1Open ↗
08/18/2026B01350510-I1Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature7
08/26/2026B01215883-S1Open ↗
08/26/2026B01215883-S1Open ↗
08/26/2026B01215883-S1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
08/26/2026B01215883-S1Open ↗
08/25/2026B01215883-S3Open ↗
08/25/2026B01215883-S3Open ↗
Showing 3 of 6 on file for this type
▸Safety & Tenant Protection2
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/15/2026B01403526-I1Open ↗
▸DOB NOWStreet Tree Checklist1
08/15/2026B01403526-I1Open ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form2
08/13/2026B01215883-S1Open ↗
08/13/2026B01215883-I1Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/15/2026B01403526-I1Open ↗
▸Other Documents4
▸DOB NOWProperty Ownership Certification1
08/15/2026B01403526-I1Open ↗
▸DOB NOWSite Survey: Initial1
08/13/2026B01215883-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone1
08/13/2026B01215883-I1Open ↗
▸DOB NOWPlot Diagram1
08/13/2026B01215883-I1Open ↗