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Elevator apt, semi-fireproof without stores
The Mona Condominium
27-23 CRESCENT STREET · BIN 4006866
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2023Year Built
5Stories
D1Building Class
—Zoning
12,519 sfGross Floor Area
14Units
0 Open Violations
Elevator apt, semi-fireproof without stores · 5,000 sf lot · 2.5 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralElectricalMechanicalPlumbingFire ProtectionGeneral
Roof21p · 1 filing · 20 docs
Floor 520p · 1 filing · 20 docs
Floor 419p · 1 filing · 20 docs
Floor 317p · 1 filing · 20 docs
Floor 220p · 1 filing · 20 docs
Floor 121p · 1 filing · 20 docs
Cellar22p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
168 BAY 49TH STREET5707/08/2026
272123 CRESCENT STREET1407/08/2026
TOPLINE NYC CONTRACTING707/08/2026
DYNASTY CONTRACTING503/22/2026
▾Design Consultants (Architect / Engineer of Record)
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
ADVANCED BUILDERS SERVICES203/21/2026
ANGELO NG + ANTHONY NG ARCHITECTS2003/21/2026
H Z BUILDING NY603/21/2026
MEIYUN CHEN103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
DYNASTY CONTRACTING LLCGeneral Contractor1507/08/2026
MEGA GENERAL CONSTRUCTIONGeneral Contractor1107/08/2026
TOPLINE NYC CONTRACTINGGeneral Contractor507/08/2026
QMB PLUMBING & HTG INCFire Protection207/08/2026
QMB PLUMBING & HEATING INCPlumbing207/08/2026
RICHARD NEUElectrical103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
HPL ENGINEERING PC56131604/10/2025
Building Lifecycle
All (168)Filed (21)Permit Issued (19)Signed Off (11)Violation (9)Inspection (14)Objection (64)Special Inspection (30)
04/24/2025
Special inspection requirement — Maintenance information
Fran Huang
04/24/2025
Special inspection requirement — Protection of exposed foundation insulation
Fran Huang
04/24/2025
Special inspection requirement — Fenestration areas
Fran Huang
04/24/2025
Special inspection requirement — Vestibules
Fran Huang
04/24/2025
Special inspection requirement — Energy Code Compliance Inspections
Fran Huang
04/24/2025
Special inspection requirement — Masonry
Fran Huang
04/24/2025
Special inspection requirement — Metering
Fran Huang
04/24/2025
Special inspection requirement — Interior lighting power
Fran Huang
04/24/2025
Special inspection requirement — Electrical motors and elevators
Fran Huang
04/24/2025
Special inspection requirement — Lighting controls
Fran Huang
04/24/2025
Special inspection requirement — Fenestration air leakage
Fran Huang
04/24/2025
Special inspection requirement — Fire-Resistance Rated Construction
Fran Huang
04/24/2025
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
Fran Huang
04/24/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
Fran Huang
04/24/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Fran Huang
04/24/2025
Special inspection requirement — Air barrier - visual inspection
Fran Huang
04/24/2025
Special inspection requirement — Lighting in dwelling units
Fran Huang
04/24/2025
Special inspection requirement — Insulation placement and R values
Fran Huang
04/24/2025
Special inspection requirement — Exterior Insulation and Finish Systems (EIFS)
Fran Huang
04/24/2025
Special inspection requirement — Exterior lighting power
Fran Huang
04/24/2025
Special inspection requirement — Wall Panels, Curtain Walls, and Veneers
Fran Huang
04/10/2025
Filed — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-A1
04/10/2025
Special inspection requirement — Energy Code Compliance Inspections
Fran Huang
04/10/2025
Special inspection requirement — Fire-Resistance Rated Construction
Fran Huang
04/10/2025
Special inspection requirement — Exterior lighting power
Fran Huang
04/10/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
Fran Huang
04/10/2025
Special inspection requirement — Masonry
Fran Huang
04/10/2025
Special inspection requirement — Vestibules
Fran Huang
04/10/2025
Special inspection requirement — Wall Panels, Curtain Walls, and Veneers
Fran Huang
04/10/2025
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
Fran Huang
04/10/2025
Special inspection requirement — Maintenance information
Fran Huang
03/12/2025
Filed — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-P9
02/21/2025
Signed off — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-S4
01/28/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
01/16/2025
Signed off — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-S3
12/04/2024
Objection resolved — Addressed
11/15/2024
Signed off — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-S5
10/25/2024
Objection raised — Energy
10/21/2024
Filed — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-P8
10/17/2024
Filed — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-P7
10/14/2024
Filed — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-P6
10/10/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
09/11/2024
Filed — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-P5
09/06/2024
Inspection — Certified Sprinkler-Dry Pipe Valve (SP)-Dry Pipe Valve Test
Certified
View inspection ↗
09/04/2024
Permit issued — Sprinklers
Q00719971-S5-EW-SP
09/04/2024
Inspection — Certified Sprinkler (SP) - Booster Pump Test
Certified
View inspection ↗
09/03/2024
Objection resolved — Addressed
09/03/2024
Objection resolved — Addressed
08/30/2024
Objection resolved — Addressed
08/29/2024
Objection resolved — Addressed
08/28/2024
Signed off — Alteration
Q00664824-I1
08/28/2024
Objection resolved — Addressed
08/28/2024
Objection resolved — Addressed
08/28/2024
Objection resolved — Addressed
08/06/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
07/22/2024
Signed off — New Building
FILING SIX (6) STORY 14 CLASS A MULTIPLE DWELLING UNITS BUILDING
Q00719971-S2
07/10/2024
Objection resolved — Addressed
06/27/2024
Objection raised — Accessibility
06/27/2024
Objection raised — Zoning
06/27/2024
Objection raised — Zoning
Latest 60 of 168 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSprinklersSigned-offQMB PLUMBING & HTG INC09/04/2024
DOB NOWCurb CutSigned-offMEGA GENERAL CONSTRUCTION06/11/2024
DOB NOWPlumbingSigned-offQMB PLUMBING & HEATING INC05/10/2024
DOB NOWGeneral ConstructionPermit IssuedMEGA GENERAL CONSTRUCTION01/29/2024
DOB NOWSidewalk ShedSigned-offTOPLINE NYC CONTRACTING12/22/2023
DOB NOWSupported ScaffoldSigned-offTOPLINE NYC CONTRACTING10/02/2023
DOB NOWSprinklersSigned-offQMB PLUMBING & HTG INC08/10/2023
DOB NOWGeneral ConstructionPermit IssuedMEGA GENERAL CONSTRUCTION08/09/2023
DOB NOWMechanical SystemsSigned-offMEGA GENERAL CONSTRUCTION07/27/2023
DOB NOWConstruction FenceSigned-offMEGA GENERAL CONSTRUCTION07/27/2023
DOB NOWGeneral ConstructionPermit IssuedDYNASTY CONTRACTING LLC07/12/2023
DOB NOWSidewalk ShedSigned-offTOPLINE NYC CONTRACTING06/13/2023
DOB NOWStructuralSigned-offDYNASTY CONTRACTING LLC05/25/2023
DOB NOWPlumbingSigned-offQMB PLUMBING & HEATING INC05/08/2023
DOB NOWEarth WorkSigned-offDYNASTY CONTRACTING LLC03/17/2023
DOB NOWSupport of ExcavationSigned-offDYNASTY CONTRACTING LLC03/16/2023
DOB NOWConstruction FenceSigned-offDYNASTY CONTRACTING LLC03/01/2023
DOB NOWConstruction FenceSigned-offDYNASTY CONTRACTING LLC02/21/2023
DOB NOWConstruction FenceSigned-offDYNASTY CONTRACTING LLC01/20/2022
BIS—ISSUEDDYNASTY CONTRACTING LLC04/19/2022
1 project · most recent 04/10/2025
Associated Ducts and Piping Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
04/10/2025Signed-offMEGA GENERAL CONSTRUCTIONAssociated Ducts and Piping, Heating and Air Conditioning Systems, Ventilation Systems
Heat / Cool
Mitsubishi Electric MXZ-SM36NAM2 36,000 BTU · Vrf Outdoor ×12
MUZ-WR24NA 22,500 BTU · Vrf Outdoor ×2
Daikin RXTQ36TAVJU 34,200 BTU · Vrf Outdoor ×1
Ventilation
Greenheck CUE-100HP-VG 225 CFM · Exhaust Fan ×2
CUE-080-VG 160 CFM · Exhaust Fan ×1
CUE-120-VG 1,200 CFM · Exhaust Fan ×1
CUE-130-VG 1,400 CFM · Exhaust Fan ×1
SQ-100-VG 680 CFM · Exhaust Fan ×1
— GREENHECK 185 CFM · Exhaust Fan ×1
Aaon RQ-008-8-0-EA09-3KB 8 tons · Rooftop Unit ×1
Ducts & Piping
Mitsubishi Electric MXZ-SM36NAM2 36,000 BTU · Vrf Outdoor ×3
1 project · most recent 04/10/2025
Gas Storm Water/Sanitary
FiledStatusContractorScope
04/10/2025Signed-offQMB PLUMBING & HEATING INGas, Storm, Water/Sanitary
4 projects · most recent 11/14/2024
General Wiring
FiledStatusContractorScope
11/14/2024CompleteKWONG MING ELECTRIC INC—
02/07/2024CompleteJ Y ELECTRIC INCGeneral Wiring
08/17/2023CompleteJ Y ELECTRIC INC—
06/14/2023CompleteRICHARD NEU—
1 project · most recent 04/10/2025
FiledStatusContractorScope
04/10/2025Signed-offQMB PLUMBING & HTG INC2 scope_items
1 project · most recent 04/10/2025
Fence
FiledStatusContractorScope
04/10/2025Signed-offQMB PLUMBING & HTG INCFence
1 project · most recent 04/10/2025
Earthwork
FiledStatusContractorScope
04/10/2025Signed-offQMB PLUMBING & HTG INCEarthwork
▾Field Inspections (DOB CAP) — 14
DateTypeResultReport
01/28/2025Pass-Final CND-Occupancy InspectionPassView ↗
10/10/2024Pass-Final CND-Occupancy InspectionPassView ↗
09/06/2024Certified Sprinkler-Dry Pipe Valve (SP)-Dry Pipe Valve TestCertifiedView ↗
09/04/2024Certified Sprinkler (SP) - Booster Pump TestCertifiedView ↗
08/06/2024Pass-Final CND-Occupancy InspectionPassView ↗
06/25/2024Pass-Final Curb Cut Non-Directive 14PassView ↗
05/08/2024Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
05/06/2024Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
03/18/2024Pass-Final CND-Occupancy InspectionPassView ↗
11/22/2023Certified Gas-Gas-Piping-RoughingCertifiedView ↗
11/22/2023Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
11/22/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
08/18/2023Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
08/18/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 150
DateRequirementInspectorRole
04/24/2025Fenestration air leakageFran Huangenergy_progress
04/24/2025Wall Panels, Curtain Walls, and VeneersFran Huangspecial
04/24/2025Exterior Insulation and Finish Systems (EIFS)Fran Huangspecial
04/24/2025Fire-Resistant Penetrations and JointsFran Huangspecial
04/24/2025Private On-Site Storm Water Disposal Systems-, and Detention Facilities, InstallationFran Huangspecial
04/24/2025MasonryFran Huangspecial
04/24/2025Energy Code Compliance InspectionsFran Huangprogress
04/24/2025Fire-Resistance Rated ConstructionFran Huangprogress
04/24/2025Fenestration and door U-factor and product ratingsFran Huangenergy_progress
04/24/2025Air barrier - visual inspectionFran Huangenergy_progress
04/24/2025MeteringFran Huangenergy_progress
04/24/2025Lighting in dwelling unitsFran Huangenergy_progress
04/24/2025Insulation placement and R valuesFran Huangenergy_progress
04/24/2025Interior lighting powerFran Huangenergy_progress
04/24/2025Fenestration areasFran Huangenergy_progress
04/24/2025Exterior lighting powerFran Huangenergy_progress
04/24/2025Electrical motors and elevatorsFran Huangenergy_progress
04/24/2025Protection of exposed foundation insulationFran Huangenergy_progress
04/24/2025Lighting controlsFran Huangenergy_progress
04/24/2025VestibulesFran Huangenergy_progress
04/24/2025Maintenance informationFran Huangenergy_progress
04/10/2025Fire-Resistant Penetrations and JointsFran Huangspecial
04/10/2025Air barrier - visual inspectionFran Huangenergy_progress
04/10/2025Insulation placement and R valuesFran Huangenergy_progress
04/10/2025Interior lighting powerFran Huangenergy_progress
Latest 25 of 150.
▾Documents — 291 on file (BIS + DOB NOW)
▸Plans & Drawings21
▸DOB NOWPlans/Sketch21
08/26/2026Q00664824-I1Request digital key ↗
08/24/2026Q00885623-I1Request digital key ↗
08/24/2026Q00940060-I1Request digital key ↗
Showing 3 of 21 on file for this type
▸Applications & Permits7
▸BISPLAN / WORK APPROVAL APPLICATION3
05/28/2025421841216Open ↗
05/29/2022440729179Open ↗
10/21/2021421790627Open ↗
▸BISBPP-DOT: SIDEWALK/CURB/ROAD WORK PERMITS2
09/23/2024440729179Open ↗
09/11/2024440729179Open ↗
▸BISWORK PERMIT APPLICATION1
06/10/2022421790627Open ↗
▸BISBPP-5 - Authorization to the Department of Transportation1
10/26/2022440729179Open ↗
▸Zoning, Tax Lot & Property Records15
▸DOB NOWZD1: DOB Zoning Diagram5
08/21/2026Q00719971-P7Open ↗
08/21/2026Q00719971-P9Open ↗
08/15/2026Q00719971-P3Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWZoning Exhibit form (1-5)5
08/21/2026Q00719971-P7Open ↗
08/21/2026Q00719971-P9Open ↗
08/15/2026Q00719971-P3Open ↗
Showing 3 of 5 on file for this type
▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1
10/31/2024421841216Open ↗
▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1
10/31/2024421841216Open ↗
▸BISADDRESS: NEW HOUSE NUMBER APPROVED1
10/31/2024421841216Open ↗
▸BISZONING EXHIBIT I: CERTIFICATION1
10/31/2024421841216Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Seals & Professional Certifications173
▸DOB NOWProgress Inspector Seal & Signature104
09/01/2026Q00719971-A1Open ↗
09/01/2026Q00719971-A1Open ↗
09/01/2026Q00719971-A1Open ↗
Showing 3 of 104 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature46
09/01/2026Q00719971-A1Open ↗
09/01/2026Q00719971-A1Open ↗
09/01/2026Q00719971-A1Open ↗
Showing 3 of 46 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature21
08/26/2026Q00664824-I1Open ↗
08/24/2026Q00940060-I1Open ↗
08/21/2026Q00719971-S3Open ↗
Showing 3 of 21 on file for this type
▸BISAPPLICANT OWNER SIGNATURE1
05/29/2022440729179Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
05/29/2022440729179Open ↗
▸Trade Schedules & Equipment7
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)5
08/21/2026Q00719971-P7Open ↗
08/21/2026Q00719971-P9Open ↗
08/15/2026Q00719971-P3Open ↗
Showing 3 of 5 on file for this type
▸BISGAS CUT-OFF1
06/10/2022421790627Open ↗
▸BISSEWER CUT-OFF1
06/10/2022421790627Open ↗
▸Safety & Tenant Protection14
▸DOB NOWStreet Tree Checklist5
08/21/2026Q00719971-P7Open ↗
08/21/2026Q00719971-P9Open ↗
08/15/2026Q00719971-P3Open ↗
Showing 3 of 5 on file for this type
▸BISSTREET TREES SITE PLAN1
08/26/2024440729179Open ↗
▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE1
06/10/2022421790627Open ↗
▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1
06/10/2022421790627Open ↗
▸BISSTREET TREE CHECKLIST1
10/26/2022440729179Open ↗
▸BISSTREET TREE SUPPORTING DOCUMENT1
09/23/2024440729179Open ↗
▸BISSRO MD ANTI-HARASSMENT CHECKLIST1
06/10/2022421790627Open ↗
▸DOB NOWStreet Trees Site Plan1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWStreet Tree Sign Off1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Environmental & Asbestos1
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
06/10/2022421790627Open ↗
▸Energy Compliance3
▸DOB NOWPreliminary Commissioning Report Certification2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWEN2: As Built Energy Analysis1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Inspections & Test Reports4
▸BISBPP: FIELD INSPECTION1
09/11/2024440729179Open ↗
▸BISBPP - Inspection Appointment Form1
09/23/2024440729179Open ↗
▸DOB NOWSOIL REPORT1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWTR4 Test Report and Plot Diagram1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Approvals, Objections & Sign-offs10
▸BISLETTERS - SUPPORTING DOCUMENTATION5
10/31/2024421841216Open ↗
06/10/2022421790627Open ↗
06/10/2022421790627Open ↗
Showing 3 of 5 on file for this type
▸BISDOT APPROVAL FOR T- INTERSCTION1
10/26/2022440729179Open ↗
▸BISNEW CC APPROVAL1
10/26/2022440729179Open ↗
▸BISTAP LETTER - DOM SVC : DEP-DOM1
06/10/2022421790627Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
10/31/2024421841216Open ↗
▸BISBPP-8 - Request Items for Builders Pavement Plan Signoff1
09/24/2024440729179Open ↗
▸Cost, Insurance & Ownership3
▸BISPROJECT SPECIFIC GENERAL LIABILITY INSURANCE1
06/10/2022421790627Open ↗
▸BISBPP-11 - Affidavit as to Roadway Pavement And/Or Sidewalk and Curb Construction1
09/23/2024440729179Open ↗
▸BISBPP: ENGINEERS AFFIDAVIT1
09/11/2024440729179Open ↗
▸Filing & Intake Forms8
▸BISBOROUGH INTAKE FORM3
05/28/2025421841216Open ↗
06/10/2022421790627Open ↗
10/21/2021421790627Open ↗
▸BISEFILING COVER SHEET2
05/28/2025421841216Open ↗
10/21/2021421790627Open ↗
▸BISADDITIONAL INFORMATION1
10/31/2024421841216Open ↗
▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31
05/29/2022440729179Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
05/29/2022440729179Open ↗
▸Other Documents25
▸DOB NOWSite Survey: Initial5
08/21/2026Q00719971-P7Open ↗
08/21/2026Q00719971-P9Open ↗
08/15/2026Q00719971-P3Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone5
08/21/2026Q00719971-P9Open ↗
08/21/2026Q00719971-P7Open ↗
08/15/2026Q00719971-P3Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWProperty Ownership Certification5
08/21/2026Q00719971-P9Open ↗
08/21/2026Q00719971-P7Open ↗
08/15/2026Q00719971-P3Open ↗
Showing 3 of 5 on file for this type
▸BISBPP - SUPPORTING DOCUMENTATION2
09/23/2024440729179Open ↗
05/29/2022440729179Open ↗
▸DOB NOWAdjoining Owners Notification2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISBPP: FINAL AS-BUILT PHOTOGRAPHS1
09/23/2024440729179Open ↗
▸BISBPP: PHOTOS-SIGNED/SEALED BY APPLICANT1
10/26/2022440729179Open ↗
▸BISRECORDS MGMT FEE PAYMENT RECEIPT1
10/31/2024421841216Open ↗
▸BISBPP: AS-BUILT SIDEWALK SURVEY1
09/11/2024440729179Open ↗
▸BISPLOT DIAGRAM1
10/31/2024421841216Open ↗
▸DOB NOWFinal Survey1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type