BROOKLYN

Twenty First Street Condominium

332 21 STREET · BIN 3017566

💬 Discuss this project

—Year Built

—Stories

—Building Class

—Zoning

—Gross Floor Area

—Units

0 Open ViolationsFDNY Report ↗

Flood zone X

Locations of Work

StructuralMechanicalPlumbingFire Protection

Roof5p · 4 filings · 16 docs

Bulkhead1p · 1 filing · 2 docs

Floor 41p · 1 filing · 2 docs

Floor 33p · 3 filings · 14 docs

Floor 21p · 1 filing · 2 docs

Floor 11p · 1 filing · 2 docs

Cellar2p · 2 filings · 12 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
TOWER	22	07/08/2026
OWNERS REP	8	07/08/2026
B CONTRACTOR GROUP LLC	8	03/22/2026
334 21ST STREET LLC	1	03/22/2026
CORE SCAFFOLD SYSTEMS	3	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
03/02/2018	$3.0M	—	334 21ST STREET LLC → GREENWOOD HTS LLC	— not available

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
TWIG CONSULTING ENGINEERS PC	5	10/03/2022
PAUL PERDEK, PROF. ENG. PLLC	3	08/17/2021
STRUCTURAL ENGINEERING SYSTEMS, PLL	1	09/22/2020
GREEN DESIGN	2	05/20/2020

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
AE DESIGN SOLUTION	6	03/21/2026
ADVANCED BUILDERS SERVICES	4	03/21/2026
ATLANTIC BUILDING SUPPLY INC.	4	03/21/2026
Z ARCHITECTURE	4	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
B CONTRACTORS GROUP LLC	General Contractor	15	07/08/2026
CORE SCAFFOLD SYSTEMS INC.	General Contractor	8	07/08/2026
PRIME PIPING & HEATING IN	Plumbing	4	07/08/2026
PRIME PIPING & HEATING IN	Fire Protection	2	07/08/2026
PRIME PIPING HEATING IN	Plumbing	1	03/22/2026
AMOK INC	Fire Protection	1	07/08/2026
AMOK INC	Plumbing	1	07/08/2026
ALEXANDER ZHITNIK	Electrical	1	03/21/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
REGIONAL TESTING CORP.	394	4	10/03/2022

Building Lifecycle

All (68)Filed (11)Permit Issued (17)Signed Off (7)Violation (29)Inspection (2)Special Inspection (2)

02/28/2023

Signed off — Alteration

plumbing system design for new 4story/4 apartments building

B00396146-I1

02/28/2023

Signed off — Alteration

sprinkler system for new 4 story building

B00396957-I1

02/21/2023

Signed off — Alteration

B00215459-I1

02/10/2023

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

02/08/2023

Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test

Certified

View inspection ↗

01/31/2023

Signed off — Alteration

B00214761-I1

01/12/2023

Signed off — Alteration

B00294351-I1

12/12/2022

Signed off — Alteration

INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

B00431106-I1

12/12/2022

Signed off — Alteration

B00431097-I1

10/04/2022

Special inspection requirement — Sprinkler Systems

Paul Raymond

10/03/2022

Filed — Alteration

sprinkler system for new 4 story building

B00396957-P1

09/29/2022

Permit issued — Structural

B00214761-I1-ST

09/22/2022

Special inspection requirement — Sprinkler Systems

Paul Raymond

09/14/2022

Filed — Alteration

plumbing system design for new 4story/4 apartments building

B00396146-P1

07/26/2022

Permit issued — Mechanical Systems

B00215459-I1-MS

06/28/2022

Permit issued — Sprinklers

B00396957-I1-EW-SP

06/28/2022

Permit issued — Plumbing

B00396146-I1-PL

06/01/2022

Permit issued — Construction Fence

B00294351-I1-FN

12/02/2021

Permit issued — Supported Scaffold

B00431106-I1-SF

12/02/2021

Permit issued — Sidewalk Shed

B00431097-I1-SH

11/10/2021

Violation issued (ECB, closed)

Construction

08/17/2021

Filed — Alteration

INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

B00431106-P1

06/30/2021

Permit issued — Plumbing

B00396146-I1-PL

06/30/2021

Permit issued — Sprinklers

B00396957-I1-EW-SP

06/24/2021

Violation issued (ECB, closed)

Construction

06/24/2021

Violation issued (ECB, closed)

Unknown

06/08/2021

Permit issued — Construction Fence

B00294351-I1-FN

05/14/2021

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

05/14/2021

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

05/10/2021

Permit issued — Sprinklers

B00396957-I1-EW-SP

03/19/2021

Violation issued (ECB, closed)

Construction

03/19/2021

Violation issued (ECB, closed)

Unknown

03/18/2021

Violation issued (ECB, closed)

Construction

03/18/2021

Violation issued (ECB, closed)

Construction

03/18/2021

Violation issued (ECB, closed)

Construction

01/15/2021

Permit issued — Plumbing

B00396146-I1-PL

01/14/2021

Violation issued (ECB, closed)

Construction

01/14/2021

Violation issued (ECB, closed)

Construction

12/03/2020

Permit issued — Supported Scaffold

B00431106-I1-SF

12/02/2020

Filed — Alteration

INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

B00431106-I1

12/02/2020

Permit issued — Sidewalk Shed

B00431097-I1-SH

12/01/2020

Filed — Alteration

B00431097-I1

11/16/2020

Permit issued — Construction Fence

B00294351-I1-FN

09/22/2020

Filed — Alteration

B00214761-I1

09/10/2020

Filed — Alteration

plumbing system design for new 4story/4 apartments building

B00396146-I1

09/10/2020

Filed — Alteration

sprinkler system for new 4 story building

B00396957-I1

06/25/2020

Permit issued — Construction Fence

B00294351-I1-FN

05/20/2020

Filed — Alteration

B00294351-P1

05/15/2020

Permit issued — Construction Fence

B00294351-I1-FN

02/26/2020

Filed — Alteration

B00215459-I1

01/14/2020

Filed — Alteration

B00294351-I1

02/10/2016

Violation issued (ECB, closed)

Construction

09/20/2014

Violation issued (ECB, closed)

Construction

09/20/2014

Violation issued (ECB, closed)

Construction

12/04/2013

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

12/04/2013

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/10/2013

Violation issued (ECB, closed)

Construction

09/05/2013

Violation issued (ECB, closed)

Construction

09/05/2013

Violation issued (ECB, closed)

Construction

05/17/2013

Violation issued (ECB, closed)

Construction

Latest 60 of 68 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Structural	Signed-off	B CONTRACTORS GROUP LLC	09/29/2022
DOB NOW	Mechanical Systems	Signed-off	B CONTRACTORS GROUP LLC	07/26/2022
DOB NOW	Sprinklers	Signed-off	A M B MECHANICAL INC	06/28/2022
DOB NOW	Plumbing	Signed-off	PRIME PIPING & HEATING IN	06/28/2022
DOB NOW	Construction Fence	Signed-off	B CONTRACTORS GROUP LLC	06/01/2022
DOB NOW	Supported Scaffold	Signed-off	CORE SCAFFOLD SYSTEMS INC	12/02/2021
DOB NOW	Sidewalk Shed	Signed-off	CORE SCAFFOLD SYSTEMS INC	12/02/2021
DOB NOW	Plumbing	Signed-off	PRIME PIPING & HEATING IN	06/30/2021
DOB NOW	Sprinklers	Signed-off	A M B MECHANICAL INC	06/30/2021
DOB NOW	Construction Fence	Signed-off	B CONTRACTORS GROUP LLC	06/08/2021
DOB NOW	Sprinklers	Signed-off	AMOK INC	05/10/2021
DOB NOW	Plumbing	Signed-off	AMOK INC	01/15/2021
DOB NOW	Supported Scaffold	Signed-off	CORE SCAFFOLD SYSTEMS INC	12/03/2020
DOB NOW	Sidewalk Shed	Signed-off	CORE SCAFFOLD SYSTEMS INC	12/02/2020
DOB NOW	Construction Fence	Signed-off	B CONTRACTORS GROUP LLC	11/16/2020
DOB NOW	Construction Fence	Signed-off	B CONTRACTORS GROUP LLC	06/25/2020
DOB NOW	Construction Fence	Signed-off	B CONTRACTORS GROUP LLC	05/15/2020
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	06/02/2022
BIS	EQ	ISSUED	CORE SCAFFOLD SYSTEMS INC.	12/06/2021
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	01/06/2021
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	01/06/2021
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	01/06/2021
BIS	EQ	ISSUED	CORE SCAFFOLD SYSTEMS INC.	12/04/2020
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	11/10/2020
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	08/31/2020
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	08/17/2020
BIS	—	ISSUED	B CONTRACTORS GROUP LLC	08/07/2020
BIS	—	ISSUED	NICHOLAS INDUST&CON SER I	10/29/2014
BIS	—	ISSUED	NICHOLAS INDUST&CON SER I	10/29/2014
BIS	EQ	ISSUED	NICHOLAS INDUST&CON SER I	10/29/2014

2 projects · most recent 09/01/2022

General Wiring

Filed	Status	Contractor	Scope
09/01/2022	Complete	FRIED ELECTRIC CO.	General Wiring
12/03/2020	Complete	V. VASS ELECTRIC CORP	—

▾Field Inspections (DOB CAP) — 2

Date	Type	Result	Report
02/10/2023	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗
02/08/2023	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 2

Date	Requirement	Inspector	Role
10/04/2022	Sprinkler Systems	Paul Raymond	special
09/22/2022	Sprinkler Systems	Paul Raymond	special

▾Documents — 245 on file (BIS + DOB NOW)

▸Plans & Drawings11

▸DOB NOWPlans/Sketch - Plumbing2

09/02/2026B00396146-P1Request digital key ↗

09/02/2026B00396146-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Supported Scaffold2

09/02/2026B00431106-P1Request digital key ↗

09/02/2026B00431106-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Sprinkler2

09/02/2026B00396957-P1Request digital key ↗

09/02/2026B00396957-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Construction Fence2

09/02/2026B00294351-I1Request digital key ↗

08/15/2026B00294351-P1Request digital key ↗

▸DOB NOWPlans/Sketch - Mechanical Systems1

09/02/2026B00215459-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Structural1

09/02/2026B00214761-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Sidewalk Shed1

09/02/2026B00431097-I1Request digital key ↗

▸Applications & Permits67

▸BISPLAN / WORK APPROVAL APPLICATION39

03/22/2023321594798Open ↗

03/07/2023321594798Open ↗

08/18/2022321594798Open ↗

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▸BISWORK PERMIT APPLICATION24

06/04/2021321594798Open ↗

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▸BISBPP-5 - Authorization to the Department of Transportation3

01/26/2021322021922Open ↗

02/01/2019340658942Open ↗

11/25/2014320980471Open ↗

▸BISCertificate Of Occupancy Application1

07/29/2022321594798Open ↗

▸Zoning, Tax Lot & Property Records10

▸BISZONING DIAGRAM2

02/13/2020321594798Open ↗

01/03/2020321594798Open ↗

▸BISZoning Exhibit I Certification2

01/03/2020321594798Open ↗

07/29/2022322108802Open ↗

▸BISTax Lot Tentative Lot Number Issued1

01/02/2020321594798Open ↗

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

07/29/2022322108802Open ↗

▸BISVERIFY TAX LOT1

08/11/2022321594798Open ↗

▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

01/23/2020321594798Open ↗

▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1

02/06/2023321594798Open ↗

▸BISZoning Exhibit Iii Desc Amp Ownrshp Stmnt1

01/03/2020321594798Open ↗

▸Seals & Professional Certifications22

▸DOB NOWDPL-1: Design Professional Seal & Signature11

09/02/2026B00431097-I1Open ↗

09/02/2026B00431106-I1Open ↗

09/02/2026B00431106-P1Open ↗

Showing 3 of 11 on file for this type

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION2

12/01/2020340792173Open ↗

12/26/2018340646661Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT2

12/01/2020340792173Open ↗

12/26/2018340646661Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY2

12/01/2020340792173Open ↗

12/26/2018340646661Open ↗

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2

11/12/2014321010017Open ↗

▸DOB NOWSpecial Inspector Seal & Signature2

08/27/2026B00396957-P1Open ↗

08/23/2026B00396957-I1Open ↗

▸BISAPPLICANT OWNER SIGNATURE1

01/31/2019340658942Open ↗

▸Trade Schedules & Equipment4

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2

11/12/2014321010017Open ↗

▸BISSEWER CUT-OFF1

On file, but not among the 200 most recently loaded documents for this source.

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▸BISSewer Connection Dep Sd1 Amp Sd21

01/02/2020321594798Open ↗

▸Safety & Tenant Protection10

▸BISSTREET TREE CHECKLIST6

01/26/2021322021922Open ↗

12/08/2020321594798Open ↗

01/23/2020321594798Open ↗

Showing 3 of 6 on file for this type

▸BISSTREET TREES SITE PLAN2

01/26/2021322021922Open ↗

05/20/2019340658942Open ↗

▸BISSTREET TREE SIGNOFF1

09/01/2022321594798Open ↗

▸BISBPP: STREET TREES SITE PLAN1

01/26/2021322021922Open ↗

▸Environmental & Asbestos3

▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)2

On file, but not among the 200 most recently loaded documents for this source.

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▸BISRODENT CONTROL1

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▸Energy Compliance9

▸BISTechnical Report Energy Code Responsibility5

03/01/2023321594798Open ↗

02/27/2023321594798Open ↗

12/02/2020321594798Open ↗

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▸BISTechnical Report Energy Code Progress Insps2

09/03/2020321594798Open ↗

11/12/2014321010017Open ↗

▸BISAs Built Energy Analysis1

02/27/2023321594798Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1

12/26/2018340646661Open ↗

▸Inspections & Test Reports28

▸BISTechnical Report Responsibility16

03/01/2023321594798Open ↗

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▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER3

03/30/2023321594798Open ↗

09/03/2020321594798Open ↗

▸BISTechnical Report Responsibility Certification3

09/03/2020321594798Open ↗

▸BISHYDRAULIC FLOW CALCULATIONS1

12/26/2018340646661Open ↗

▸BISDemolition Dm Job Signoff1

12/02/2020321594798Open ↗

▸BISTECHNICAL REPORT: SOIL INSPECTION1

03/27/2023321594798Open ↗

▸BISSOIL REPORT1

01/03/2020321594798Open ↗

▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX1

09/03/2020321594798Open ↗

▸BISHYDRO FLOW TEST LETTER1

12/26/2018340646661Open ↗

▸Approvals, Objections & Sign-offs26

▸BISLETTERS - SUPPORTING DOCUMENTATION15

03/30/2023321594798Open ↗

07/29/2022322108802Open ↗

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▸BISSCHEDULE A - OCCUPANCY / USE10

03/22/2023321594798Open ↗

08/18/2022321594798Open ↗

08/16/2022321594798Open ↗

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▸BISADMINISTRATIVE OBJECTIONS1

11/12/2014321010017Open ↗

▸Cost, Insurance & Ownership4

▸BISProject Specific General Liability Insurance2

06/04/2021321594798Open ↗

05/24/2021321594798Open ↗

▸BISProject Specific Gl Insurance2

12/02/2020321594798Open ↗

09/03/2020321594798Open ↗

▸Filing & Intake Forms27

▸BISEFILING COVER SHEET9

07/09/2022322108802Open ↗

01/07/2020322021922Open ↗

01/02/2020321594798Open ↗

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▸BISADDITIONAL INFORMATION7

03/30/2023321594798Open ↗

03/22/2023321594798Open ↗

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▸BISBOROUGH INTAKE FORM6

09/10/2021320980471Open ↗

12/20/2019340658942Open ↗

10/17/2019340658942Open ↗

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▸BISEFILING JOB APPLICATION COVER SHEET3

12/01/2020340792173Open ↗

01/31/2019340658942Open ↗

12/26/2018340646661Open ↗

▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT32

01/26/2021322021922Open ↗

11/25/2014320980471Open ↗

▸Other Documents14

▸BISSupporting Document: Fee Exempt4

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▸BISPLOT DIAGRAM3

07/29/2022322108802Open ↗

01/03/2020321594798Open ↗

11/12/2014321010017Open ↗

▸BISBPP - SUPPORTING DOCUMENTATION2

01/26/2021322021922Open ↗

01/31/2019340658942Open ↗

▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION2

01/26/2021322021922Open ↗

▸BISCOMMUNITY BOARD NOTIFICATION1

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▸BISDetector Smoke Cert Of Installation1

02/27/2023321594798Open ↗

▸BISParks Dept Payment For One Off Site Tree1

03/13/2023321594798Open ↗