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Three families
45 ST MARKS AVENUE
BROOKLYN · BIN 3018621
💬 Discuss this project
1880Year Built
3Stories
C0Building Class
R6BZoning
3,500 sfGross Floor Area
3Units
Rent Stabilized3 Open Violations ▸FDNY Report ↗
Three families · Owner of record: MTEK 45 ST. MARKS LLC · 2,000 sf lot · 1.75 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbing
Permit Issued — active, not yet Signed-off
RoofUnder Construction6p · 1 filing · 20 docs
Floor 3Under Construction9p · 2 filings · 20 docs
Floor 2Under Construction12p · 2 filings · 20 docs
Floor 1Under Construction13p · 2 filings · 20 docs
CellarUnder Construction16p · 2 filings · 20 docs
BasementUnder Construction11p · 1 filing · 20 docs
Sub-BasementUnder Construction1p · 1 filing · 4 docs
1 job · most recent 03/17/2026
Air Conditioning Systems Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
03/17/2026Permit IssuedPRIMROSE SERVICE INCAir Conditioning Systems, Heating and Air Conditioning Systems, Ventilation Systems
Cooling
Goodman RUF37D14AD 36,000 BTU · Fan Coil Indoor ×3
Heat / Cool
Goodman GSZ140361 36,000 BTU · Condensing Unit ×3
Ventilation
Greenheck SP-B110 50 CFM · Exhaust Fan ×7
SP-B150 100 CFM · Exhaust Fan ×1
1 job · most recent 03/17/2026
Gas Water/Sanitary
FiledStatusContractorScope
03/17/2026Permit IssuedM & M PIPING AND HEATINGGas, Water/Sanitary
1 job · most recent 08/14/2026
General Wiring
FiledStatusContractorScope
08/14/2026Permit IssuedK.A.B. ELECTRIC CORPGeneral Wiring
1 job · most recent 03/17/2026
Wood
FiledStatusContractorScope
03/17/2026Permit IssuedPRIMROSE SERVICE INCWood
Building Lifecycle
All (98)Filed (6)Permit Issued (6)Violation (10)Inspection (8)Objection (38)Special Inspection (30)
07/07/2026
Objection raised — Cost
07/07/2026
Objection raised — Energy
06/02/2026
Objection resolved — Addressed
05/26/2026
Objection raised — Other
04/15/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
04/15/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
04/13/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
04/07/2026
Objection raised — Other
04/07/2026
Objection raised — Scope
03/26/2026
Permit issued — Structural
B01186373-I1-GC-CX
03/17/2026
Filed — Alteration CO
FILE HEREWITH MECHANICAL WORK FOR THREE STORY RESIDENTIAL BUILDING W/BASEMENT & CELLAR IN CONJUNCTION WHIT ALT 1 #B01186373.
B01186373-P1
03/17/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SIMON JIANG
03/17/2026
Special inspection requirement — Structural Cold-Formed Steel
SIMON JIANG
03/17/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
SIMON JIANG
03/17/2026
Special inspection requirement — Energy Code Compliance Inspections
THOMAS TUNG
03/17/2026
Special inspection requirement — Final
CALVIN TRAN
03/17/2026
Special inspection requirement — Fire-Resistance Rated Construction
THOMAS TUNG
03/17/2026
Special inspection requirement — Permanent certificate
THOMAS TUNG
03/17/2026
Special inspection requirement — Fenestration air leakage
THOMAS TUNG
03/17/2026
Special inspection requirement — Air barrier — testing
THOMAS TUNG
03/17/2026
Special inspection requirement — Air barrier - visual inspection
THOMAS TUNG
03/17/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
THOMAS TUNG
03/17/2026
Special inspection requirement — Lighting in dwelling units
THOMAS TUNG
03/17/2026
Special inspection requirement — Metering
THOMAS TUNG
03/17/2026
Special inspection requirement — Interior lighting power
THOMAS TUNG
03/17/2026
Special inspection requirement — Fenestration areas
THOMAS TUNG
03/17/2026
Special inspection requirement — Insulation placement and R values
THOMAS TUNG
03/17/2026
Special inspection requirement — Lighting controls
THOMAS TUNG
03/17/2026
Special inspection requirement — Maintenance information
THOMAS TUNG
03/04/2026
Permit issued — Supported Scaffold
B01366213-I1-SF
03/04/2026
Violation issued (ECB, open)
Construction
03/04/2026
Violation issued (ECB, open)
Construction
03/04/2026
Violation issued (ECB, open)
Construction
03/03/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
03/03/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
03/03/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
03/02/2026
Filed — Alteration
B01366213-I1
01/30/2026
Permit issued — General Construction
B01248379-I1-GC
01/30/2026
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
01/23/2026
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
01/14/2026
Permit issued — Plumbing
B01186373-S1-PL
11/24/2025
Violation issued (HPD, closed)
I
10/17/2025
Permit issued — Structural
B01186373-I1-GC-CX
10/16/2025
Permit issued — Mechanical Systems
B01186373-S2-MS
10/13/2025
Filed — Alteration CO
FILE HEREWITH MECHANICAL WORK FOR THREE STORY RESIDENTIAL BUILDING W/BASEMENT & CELLAR IN CONJUNCTION WHIT ALT 1 #B01186373.
B01186373-S2
10/13/2025
Filed — Alteration CO
FILE HEREWITH MECHANICAL WORK FOR THREE STORY RESIDENTIAL BUILDING W/BASEMENT & CELLAR IN CONJUNCTION WHIT ALT 1 #B01186373.
B01186373-S1
10/10/2025
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
10/10/2025
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
10/10/2025
Special inspection requirement — HVAC-R and service water heating system controls
CALVIN TRAN
10/10/2025
Special inspection requirement — Duct leakage testing, insulation and design
CALVIN TRAN
10/10/2025
Special inspection requirement — Maintenance information
CALVIN TRAN
10/10/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
10/10/2025
Special inspection requirement — Shutoff dampers
CALVIN TRAN
10/10/2025
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
10/10/2025
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
10/10/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
10/10/2025
Special inspection requirement — HVAC-R and service water heating system controls
CALVIN TRAN
09/19/2025
Objection resolved — Addressed
09/19/2025
Objection resolved — Addressed
09/02/2025
Objection resolved — Addressed
Latest 60 of 98 events.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
MTEK1407/08/2026
ACE GROUP NY404/09/2026
MTEK 45 ST MARKS LLC203/22/2026
PRIMROSE SERVICE303/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
03/05/2025$2.9M—Private party → MTEK 45 ST. MARKS LLC$814/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
THOMAS C. TUNG, P.E.203/17/2026
VOLUME SPACE CONSULTING INC.103/02/2026
CQ&J CORPORATION310/13/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
WM ARCH803/21/2026
GREEN STUDIO203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
PRIMROSE SERVICE INCGeneral Contractor407/08/2026
ACE GROUP NY CORPGeneral Contractor104/09/2026
M & M PIPING AND HEATINGPlumbing106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SIMON7555303/17/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWStructuralPermit IssuedPRIMROSE SERVICE INC03/26/2026
DOB NOWSupported ScaffoldPermit IssuedACE GROUP NY CORP03/04/2026
DOB NOWGeneral ConstructionPermit IssuedPRIMROSE SERVICE INC01/30/2026
DOB NOWPlumbingPermit IssuedM & M PIPING AND HEATING01/14/2026
DOB NOWStructuralPermit IssuedPRIMROSE SERVICE INC10/17/2025
DOB NOWMechanical SystemsPermit IssuedPRIMROSE SERVICE INC10/16/2025
BISPLISSUEDPRIME PIPING & HEATING IN04/09/2012
BISPLISSUEDW G PLBG & HTG07/14/2004
BIS—ISSUEDG.Q. CONSTRUCTION INC.06/29/2004
▾Field Inspections (DOB CAP) — 8
DateTypeResultReport
04/15/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
04/15/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
04/13/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
03/03/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
03/03/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
03/03/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
01/30/2026Pass-Final CND-Occupancy InspectionPassView ↗
01/23/2026Pass-Final CND-Occupancy InspectionPassView ↗
▾Special Inspection Requirements (DOB NOW) — 49
DateRequirementInspectorRole
03/17/2026Fire-Resistant Penetrations and JointsSIMON JIANGspecial
03/17/2026Structural Cold-Formed SteelSIMON JIANGspecial
03/17/2026Structural Stability – Alterations of existing buildingsSIMON JIANGspecial
03/17/2026Energy Code Compliance InspectionsTHOMAS TUNGprogress
03/17/2026FinalCALVIN TRANprogress
03/17/2026Fire-Resistance Rated ConstructionTHOMAS TUNGprogress
03/17/2026Permanent certificateTHOMAS TUNGenergy_progress
03/17/2026Fenestration air leakageTHOMAS TUNGenergy_progress
03/17/2026Air barrier — testing THOMAS TUNGenergy_progress
03/17/2026Air barrier - visual inspectionTHOMAS TUNGenergy_progress
03/17/2026Fenestration and door U-factor and product ratingsTHOMAS TUNGenergy_progress
03/17/2026Lighting in dwelling unitsTHOMAS TUNGenergy_progress
03/17/2026MeteringTHOMAS TUNGenergy_progress
03/17/2026Interior lighting powerTHOMAS TUNGenergy_progress
03/17/2026Fenestration areasTHOMAS TUNGenergy_progress
03/17/2026Insulation placement and R valuesTHOMAS TUNGenergy_progress
03/17/2026Lighting controlsTHOMAS TUNGenergy_progress
03/17/2026Maintenance informationTHOMAS TUNGenergy_progress
10/10/2025HVAC-R and service water heating equipmentCALVIN TRANenergy_progress
10/10/2025Energy Code Compliance InspectionsCALVIN TRANprogress
10/10/2025HVAC-R and service water heating system controlsCALVIN TRANenergy_progress
10/10/2025Duct leakage testing, insulation and designCALVIN TRANenergy_progress
10/10/2025Maintenance informationCALVIN TRANenergy_progress
10/10/2025HVAC-R and service water piping design and insulationCALVIN TRANenergy_progress
10/10/2025Shutoff dampersCALVIN TRANenergy_progress
Latest 25 of 49.
▾Documents — 87 on file (BIS + DOB NOW)
▸Plans & Drawings6
▸DOB NOWPlans/Sketch6
08/21/2026B01248379-I1Request digital key ↗
08/20/2026B01186373-P1Request digital key ↗
08/20/2026B01186373-S2Request digital key ↗
Showing 3 of 6 on file for this type
▸Applications & Permits5
▸DOB NOWLPC Approval/Permit5
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
08/13/2026B01186373-S1Open ↗
Showing 3 of 5 on file for this type
▸Zoning, Tax Lot & Property Records6
▸DOB NOWHouse Number Verification: TOPO Stamp2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
▸DOB NOWZD1: DOB Zoning Diagram2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
▸Seals & Professional Certifications55
▸DOB NOWProgress Inspector Seal & Signature42
09/23/2026B01186373-S2Open ↗
09/23/2026B01186373-S2Open ↗
09/23/2026B01186373-S2Open ↗
Showing 3 of 42 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature7
09/23/2026B01186373-S2Open ↗
09/02/2026B01186373-P1Open ↗
09/02/2026B01186373-P1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature6
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-S1Open ↗
08/13/2026B01248379-I1Open ↗
Showing 3 of 6 on file for this type
▸Safety & Tenant Protection2
▸DOB NOWStreet Tree Checklist2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report5
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-S1Open ↗
08/13/2026B01186373-I1Open ↗
Showing 3 of 5 on file for this type
▸Other Documents8
▸DOB NOWSite Survey: Initial2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
▸DOB NOWPlot Diagram2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗
▸DOB NOWProperty Ownership Certification2
08/20/2026B01186373-P1Open ↗
08/13/2026B01186373-I1Open ↗