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Office only, 2-6 stories
2433 KNAPP STREET
BROOKLYN · BIN 3421822
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2019Year Built
3Stories
O2Building Class
C3Zoning
29,835 sfGross Floor Area
1Units
LL97 Covered0 Open ViolationsFDNY Report ↗
Office only, 2-6 stories · Owner of record: 7700 HOLDINGS LLC · 78,000 sf lot · 0.38 FAR built · Flood zone AE
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
OWNERS REP407/08/2026
MAZCO CONSTRUCTION603/22/2026
7700 HOLDINGS LLC203/22/2026
SSJ DEVELOPMENT OF SHEEPSHEAD BA603/22/2026
KNAPP STREET PROPERTY DEV103/22/2026
SSJ DEVELOPMENT SHEEPHEAD103/22/2026
UNITED INDUSTRIES AND CON103/22/2026
SEAVIEW REALTY103/22/2026
S.S.J CONSTR. LLC203/22/2026
TO THE OWNER OF203/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
04/02/2015$1.5M—KNAPP STREET PROPERTY DEVELOPMENT LLC → 4800 HOLDINGS LLC— not available
08/26/2014$1.5M—Private party → KNAPP STREET PROPERTY DEVELOPMENT LLC— not available
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
DESIGN STUDIO ASSOCIATES108/25/2021
BAILEYS ENGINEERING PC111/21/2017
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
DESIGN STUDIO ASSOCIATES103/21/2026
AE DESIGN SOLUTION203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
MAZCO CONSTRUCTION CORPGeneral Contractor703/22/2026
CORE SCAFFOLD SYSTEMS INC.General Contractor407/08/2026
Nothing on file for this building.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWCurb CutPermit IssuedMAZCO CONSTRUCTION CORP01/31/2022
DOB NOWSidewalk ShedSigned-offCORE SCAFFOLD SYSTEMS INC04/13/2018
DOB NOWSidewalk ShedSigned-offCORE SCAFFOLD SYSTEMS INC11/22/2017
BISPLISSUEDPHILCO PLUMBING CORP05/22/2019
BIS—ISSUEDMAZCO CONSTRUCTION CORP04/26/2019
BIS—ISSUEDMAZCO CONSTRUCTION CORP04/02/2019
BISEQISSUEDMAZCO CONSTRUCTION CORP04/02/2019
BISSPISSUEDFULL CAPACITY FIRE CORP11/28/2018
BIS—ISSUEDMAZCO CONSTRUCTION CORP08/02/2018
BISPLISSUEDPHILCO PLUMBING CORP05/24/2018
BIS—ISSUEDMAZCO CONSTRUCTION CORP04/18/2018
BISEQISSUEDBROOKLYN HOME IMPROVEMENT09/21/2017
BIS—ISSUEDBROOKLYN HOME IMPROVEMENT09/21/2017
BISEQISSUEDSSJ CONSTRUCTION LLC05/28/2008
BISEQISSUEDSSJ DEV. OF SHEEPSHEAD BAY LLC02/12/2008
BIS—ISSUEDSSJ DEV. OF SHEEPSHEAD BAY LLC02/12/2008
1 project · most recent 08/14/2018
General Wiring
FiledStatusContractorScope
08/14/2018CompleteBRIGHT LIGHT ELECTRICAL CGeneral Wiring
▾Special Inspection Requirements (DOB NOW) — 1
DateRequirementInspectorRole
11/21/2017FinalPAUL BAILEYprogress
▾Documents — 114 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
09/03/2026B00002842-I1Request digital key ↗
09/01/2026B00569946-P1Request digital key ↗
08/14/2026B00569946-I1Request digital key ↗
▸Applications & Permits22
▸BISPLAN / WORK APPROVAL APPLICATION9
07/31/2019321398000Open ↗
06/19/2019321398000Open ↗
06/10/2019321398000Open ↗
Showing 3 of 9 on file for this type
▸BISWORK PERMIT APPLICATION8
04/29/2019321398000Open ↗
04/03/2019321398000Open ↗
04/02/2019321398000Open ↗
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▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION4
08/08/2019321398000Open ↗
07/18/2019321398000Open ↗
06/11/2019321398000Open ↗
Showing 3 of 4 on file for this type
▸BISBPP-5 - Authorization to the Department of Transportation1
06/19/2019321568406Open ↗
▸Zoning, Tax Lot & Property Records4
▸BISADDRESS: NEW HOUSE NUMBER APPROVED3
08/29/2019321398000Open ↗
08/20/2019321568406Open ↗
05/18/2017321398000Open ↗
▸BISZONING DIAGRAM1
06/30/2017321398000Open ↗
▸Seals & Professional Certifications17
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION13
08/08/2019321398000Open ↗
07/18/2019321398000Open ↗
07/03/2019321398000Open ↗
Showing 3 of 13 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature3
09/03/2026B00002842-I1Open ↗
09/01/2026B00569946-I1Open ↗
09/01/2026B00569946-P1Open ↗
▸DOB NOWProgress Inspector Seal & Signature1
08/27/2026B00002842-I1Open ↗
▸Trade Schedules & Equipment8
▸BISSPRINKLER INSP REPORT : FP-853
08/14/2018321568415Open ↗
08/14/2018321568415Open ↗
08/14/2018321568415Open ↗
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3
08/09/2019321398000Open ↗
06/19/2019321398000Open ↗
05/11/2017321568415Open ↗
▸BISSEWER/HOUSE CON SIGNOFF: DEP HC 0212
08/19/2019321398000Open ↗
08/19/2019321398000Open ↗
▸Safety & Tenant Protection6
▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN3
07/22/2019321398000Open ↗
06/11/2019321568406Open ↗
09/25/2017321398000Open ↗
▸BISSTREET TREE CHECKLIST3
06/19/2019321568406Open ↗
05/18/2017321398000Open ↗
05/08/2017321398000Open ↗
▸Energy Compliance9
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS9
07/22/2019321398000Open ↗
06/05/2019321398000Open ↗
06/05/2019321398000Open ↗
Showing 3 of 9 on file for this type
▸Inspections & Test Reports5
▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER3
08/08/2019321398000Open ↗
09/25/2017321398000Open ↗
08/07/2017321398000Open ↗
▸BISTECHNICAL REPORT: SOIL INSPECTION1
03/03/2017321398000Open ↗
▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX1
09/25/2017321398000Open ↗
▸Approvals, Objections & Sign-offs10
▸BISSCHEDULE A - OCCUPANCY / USE6
07/31/2019321398000Open ↗
06/10/2019321398000Open ↗
05/16/2017321398000Open ↗
Showing 3 of 6 on file for this type
▸BISSUPERSEDING LETTER2
04/29/2019321398000Open ↗
04/02/2019321398000Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2
09/04/2019321568415Open ↗
08/29/2019321398000Open ↗
▸Cost, Insurance & Ownership6
▸BISPROJECT-SPECIFIC GL INSURANCE4
04/29/2019321398000Open ↗
04/03/2019321398000Open ↗
08/02/2018321398000Open ↗
Showing 3 of 4 on file for this type
▸BISAcord 25 (Acord Certificate of Liability Insurance)2
08/02/2018321398000Open ↗
09/25/2017321398000Open ↗
▸Filing & Intake Forms18
▸BISADDITIONAL INFORMATION12
08/28/2019321398000Open ↗
08/20/2019321398000Open ↗
08/08/2019321568406Open ↗
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▸BISBOROUGH INTAKE FORM4
09/11/2019321398000Open ↗
09/04/2019321568415Open ↗
08/29/2019321398000Open ↗
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▸BISEFILING COVER SHEET2
05/12/2017321568406Open ↗
05/11/2017321568415Open ↗
▸Other Documents6
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION3
05/18/2017321398000Open ↗
03/03/2017321398000Open ↗
03/03/2017321398000Open ↗
▸BISSITE CONNECTION:DEP1
06/28/2019321398000Open ↗
▸BISFEMA ELEVATION CERT (086-0-33)/ FLOODPROOFING CERT (086-0-34)1
06/05/2019321398000Open ↗
▸BISPLOT DIAGRAM1
08/29/2019321398000Open ↗