Condo, residential unit in 2-10 unit building

327 20TH STREET

BROOKLYN · BIN 3017243

💬 Discuss this project

2020Year Built

4Stories

R1Building Class

R6BZoning

6,244 sfGross Floor Area

4Units

Rent Stabilized0 Open ViolationsFDNY Report ↗

Condo, residential unit in 2-10 unit building · Owner of record: 327-329 DEVELOPMENT LLC · 3,000 sf lot · 2.08 FAR built · Flood zone X

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.

Owner	Filings	Most Recent
327-329 DEVELOPMENT	33	07/08/2026
OWNERS REP	3	07/08/2026
DESIGN N SAFETY	1	03/22/2026
STANDARD ONE DEVELOPERS I	1	03/22/2026
CORE SCAFFOLD SYSTEMS	2	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
HAMANN ENGINEERING, PLLC	1	12/26/2019
DOOLING & COMPANY ARCHITECTS	1	10/23/2019
H & O ENGINEERING, DPC	1	01/18/2018

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
BIG ORANGE EXPEDITING	2	03/21/2026
AE DESIGN SOLUTION	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
STANDARD ONE DEVELOPERS	General Contractor	10	07/08/2026
NICE PLUMBING CORP	Plumbing	3	03/22/2026
DESIGN N SAFETY INC	General Contractor	2	07/08/2026
ANES INC	General Contractor	1	07/08/2026
ALEXANDER SHEYMAN	Electrical	1	03/21/2026
RSLN ARCHITECTURE	General Contractor	1	03/22/2026
CORE SCAFFOLD SYSTEMS INC.	General Contractor	1	07/08/2026
DYO DESIGN OFFICE LLC	Electrical	1	03/21/2026
I.D.K. ELECTRIC CO., INC.	Electrical	1	03/22/2026

Building Lifecycle

All (24)Filed (3)Permit Issued (8)Signed Off (3)Violation (9)Special Inspection (1)

06/16/2025

Violation issued (HPD, closed)

03/31/2023

Violation issued (HPD, closed)

11/09/2022

Violation issued (HPD, closed)

09/08/2020

Signed off — Alteration

B00273888-I1

09/01/2020

Signed off — Alteration

Proposed construction fence, no change to use, egress or occupancy under this application

B00010566-I1

09/01/2020

Signed off — Alteration

B00247257-I1

07/31/2020

Permit issued — Construction Fence

B00010566-I1-FN

03/25/2020

Violation issued (ECB, closed)

Construction

03/20/2020

Permit issued — Construction Fence

B00010566-I1-FN

12/30/2019

Permit issued — Supported Scaffold

B00273888-I1-SF

12/26/2019

Filed — Alteration

B00273888-I1

10/24/2019

Permit issued — Sidewalk Shed

B00247257-I1-SH

10/23/2019

Filed — Alteration

B00247257-I1

07/26/2019

Permit issued — Construction Fence

B00010566-I1-FN

11/29/2018

Permit issued — Construction Fence

B00010566-I1-FN

04/14/2018

Violation issued (ECB, closed)

Construction

04/10/2018

Permit issued — Construction Fence

B00010566-I1-FN

02/20/2018

Permit issued — Construction Fence

B00010566-I1-FN

01/18/2018

Filed — Alteration

Proposed construction fence, no change to use, egress or occupancy under this application

B00010566-I1

01/10/2018

Special inspection requirement — Final

SANTIAGO HELMAN

07/14/2004

Violation issued (HPD, closed)

07/25/2003

Violation issued (HPD, closed)

07/25/2003

Violation issued (HPD, closed)

07/25/2003

Violation issued (HPD, closed)

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Construction Fence	Signed-off	STANDARD ONE DEVELOPERS	07/31/2020
DOB NOW	Construction Fence	Signed-off	STANDARD ONE DEVELOPERS	03/20/2020
DOB NOW	Supported Scaffold	Signed-off	ANES INC	12/30/2019
DOB NOW	Sidewalk Shed	Signed-off	CORE SCAFFOLD SYSTEMS INC	10/24/2019
DOB NOW	Construction Fence	Signed-off	STANDARD ONE DEVELOPERS	07/26/2019
DOB NOW	Construction Fence	Signed-off	STANDARD ONE DEVELOPERS	11/29/2018
DOB NOW	Construction Fence	Signed-off	DESIGN N SAFETY INC	04/10/2018
DOB NOW	Construction Fence	Signed-off	DESIGN N SAFETY INC	02/20/2018
BIS	—	ISSUED	STANDARD ONE DEVELOPERS	07/28/2020
BIS	—	ISSUED	STANDARD ONE DEVELOPERS	01/28/2020
BIS	PL	ISSUED	NICE PLUMBING CORP	12/06/2019
BIS	—	ISSUED	STANDARD ONE DEVELOPERS	11/26/2019
BIS	EQ	ISSUED	CORE SCAFFOLD SYSTEMS INC.	10/23/2019
BIS	PL	ISSUED	A. M. PLUMBING COMPANY	08/29/2019
BIS	—	ISSUED	STANDARD ONE DEVELOPERS	07/30/2019
BIS	—	ISSUED	STANDARD ONE DEVELOPERS	06/26/2019
BIS	—	ISSUED	DESIGN N SAFETY INC	02/20/2018
BIS	PL	ISSUED	JUDAH PLMBH & HTG, INC.	09/07/1999
BIS	OT	ISSUED	FERRACO ENGINEERING	09/01/1999

2 projects · most recent 09/13/2020

General Wiring

Filed	Status	Contractor	Scope
09/13/2020	Complete	I.D.K. ELECTRIC CO., INC.	General Wiring
10/15/2019	Complete	V. VASS ELECTRIC CORP	—

▾Special Inspection Requirements (DOB NOW) — 1

Date	Requirement	Inspector	Role
01/10/2018	Final	SANTIAGO HELMAN	progress

▾Documents — 180 on file (BIS + DOB NOW)

▸Plans & Drawings3

▸DOB NOWPlans/Sketch - Sidewalk Shed1

09/02/2026B00247257-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Supported Scaffold1

09/02/2026B00273888-I1Request digital key ↗

▸DOB NOWPlans/Sketch1

09/03/2026B00010566-I1Request digital key ↗

▸Applications & Permits37

▸BISPLAN / WORK APPROVAL APPLICATION18

01/12/2021322036293Open ↗

12/04/2020321782442Open ↗

11/24/2020321782442Open ↗

Showing 3 of 18 on file for this type

▸BISWORK PERMIT APPLICATION10

10/28/2020321782442Open ↗

02/01/2020321782442Open ↗

12/06/2019321782442Open ↗

Showing 3 of 10 on file for this type

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION8

11/13/2020321782442Open ↗

03/12/2020321782442Open ↗

Showing 3 of 8 on file for this type

▸BISBPP-5 - Authorization to the Department of Transportation1

06/19/2019321800066Open ↗

▸Zoning, Tax Lot & Property Records7

▸BISZONING EXHIBIT I: CERTIFICATION2

01/20/2021322036293Open ↗

08/10/2018321782442Open ↗

▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1

01/20/2021322036293Open ↗

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

01/20/2021322036293Open ↗

▸BISVERIFY TAX LOT1

10/14/2020321782442Open ↗

▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

08/10/2018321782442Open ↗

▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1

10/14/2020321782442Open ↗

▸Seals & Professional Certifications13

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION7

05/23/2019321782442Open ↗

05/22/2019321782442Open ↗

Showing 3 of 7 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature3

09/03/2026B00010566-I1Open ↗

08/13/2026B00247257-I1Open ↗

08/13/2026B00273888-I1Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

10/22/2019340702136Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

10/22/2019340702136Open ↗

▸DOB NOWProgress Inspector Seal & Signature1

08/25/2026B00010566-I1Open ↗

▸Trade Schedules & Equipment14

▸BISSCHEDULE B - PLUMBING3

12/04/2020321782442Open ↗

11/24/2020321782442Open ↗

09/03/2020321782442Open ↗

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2

03/05/2018321782442Open ↗

▸BISELECTRIC CUT-OFF1

02/21/2018321615472Open ↗

▸BISFIRE ALARM/SIGNAL SYSTEM (FA) SIGNOFF1

11/12/2020321782442Open ↗

▸BISDETECTOR:SMOKE-CERT. OF INSTALLATION1

11/05/2020321782442Open ↗

▸BISDETECTOR:CARBON MONOXIDE-CERT.OF INSTALL1

10/14/2020321782442Open ↗

▸BISEQUIPMENT USE APPLICATION/PERMIT1

12/14/2020321782442Open ↗

▸BISSEWER/HOUSE CON SIGNOFF: DEP HC 0211

11/12/2020321782442Open ↗

▸BISSPRINKLER SYSTEMS1

09/29/2020321782442Open ↗

▸BISRPZ/DDCV TEST REPORT : GEN215B1

11/12/2020321782442Open ↗

▸BISFA - FDNY APPROVAL : FD-FAA1

11/11/2020321782442Open ↗

▸Safety & Tenant Protection13

▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE6

05/24/2019321782442Open ↗

Showing 3 of 6 on file for this type

▸BISSTREET TREE SUPPORTING DOCUMENT2

10/14/2020321782442Open ↗

06/19/2019321800066Open ↗

▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN2

06/19/2019321800066Open ↗

08/10/2018321782442Open ↗

▸BISSTREET TREE CHECKLIST2

06/19/2019321800066Open ↗

08/10/2018321782442Open ↗

▸BISSTREET TREE SIGNOFF1

11/11/2020321782442Open ↗

▸Environmental & Asbestos2

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

02/21/2018321615472Open ↗

▸BISRODENT CONTROL1

02/21/2018321615472Open ↗

▸Energy Compliance8

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS4

05/22/2019321782442Open ↗

08/10/2018321782442Open ↗

Showing 3 of 4 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY3

10/14/2020321782442Open ↗

▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

10/19/2020321782442Open ↗

▸Inspections & Test Reports10

▸BISTECHNICAL REPORT: RESPONSIBILITY4

10/14/2020321782442Open ↗

09/14/2020340702136Open ↗

Showing 3 of 4 on file for this type

▸BISBORINGS / TEST PITS (TR-4) 27-7201

08/13/2018321782442Open ↗

▸BISHYDRO FLOW TEST LETTER1

08/10/2018321782442Open ↗

▸BISSOIL REPORT1

08/10/2018321782442Open ↗

▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX1

05/24/2019321782442Open ↗

▸BISTR2: CONCRETE TEST CYLINDERS TECHNICAL REPORT1

05/22/2019321782442Open ↗

▸BISHYDRAULIC FLOW CALCULATIONS1

08/13/2018321782442Open ↗

▸Approvals, Objections & Sign-offs10

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST5

12/23/2020321782442Open ↗

11/13/2020321782442Open ↗

10/22/2020321782442Open ↗

Showing 3 of 5 on file for this type

▸BISSCHEDULE A - OCCUPANCY / USE3

05/22/2019321782442Open ↗

03/05/2018321782442Open ↗

▸BISLETTERS - SUPPORTING DOCUMENTATION2

08/10/2018321782442Open ↗

▸Cost, Insurance & Ownership8

▸BISAcord 25 (Acord Certificate of Liability Insurance)3

05/24/2019321782442Open ↗

05/22/2019321782442Open ↗

02/21/2018321615472Open ↗

▸BISPROJECT-SPECIFIC GL INSURANCE3

11/27/2019321782442Open ↗

05/24/2019321782442Open ↗

02/21/2018321615472Open ↗

▸BISCOST AFFIDAVIT1

07/20/2018321426462Open ↗

▸BISCOST AFFIDAVIT (FINAL): PW31

10/01/2020321426462Open ↗

▸Filing & Intake Forms26

▸BISADDITIONAL INFORMATION14

11/25/2020321782442Open ↗

11/05/2020321782442Open ↗

09/30/2020321782442Open ↗

Showing 3 of 14 on file for this type

▸BISEFILING COVER SHEET9

01/12/2021322036293Open ↗

07/20/2018321426462Open ↗

07/17/2018321800066Open ↗

Showing 3 of 9 on file for this type

▸BISBOROUGH INTAKE FORM2

01/12/2021322036293Open ↗

04/23/2019321782442Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

10/22/2019340702136Open ↗

▸Other Documents14

▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION3

11/27/2019321782442Open ↗

07/31/2019321782442Open ↗

06/28/2019321782442Open ↗

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION3

01/20/2021322036293Open ↗

08/10/2018321782442Open ↗

▸BISBPP - SUPPORTING DOCUMENTATION2

11/13/2020321782442Open ↗

▸BISBEST SQUAD - SUPPORTING DOCUMENTATION2

01/17/2018321615472Open ↗

▸BISACCESSIBILITY WAIVER (PEO1)1

11/27/2019321782442Open ↗

▸BISTCO - Supporting Documents1

01/20/2021322036293Open ↗

▸BISSITE CONNECTION:DEP1

08/10/2018321782442Open ↗

▸BISPLOT DIAGRAM1

01/20/2021322036293Open ↗