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Two family converted from one family
54 BUTLER STREET
BROOKLYN · Carroll Gardens-Cobble Hill-Gowanus-Red Hook · BIN 3006508
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1901Year Built
3Stories
B3Building Class
R6BZoning
4,700 sfGross Floor Area
2Units
Two family converted from one family · Owner of record: 54 BUTLER STREET LLC · 2,500 sf lot · 1.88 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbingLandscape
Floor 35p · 2 filings · 19 docs
Floor 22p · 1 filing · 11 docs
Floor 13p · 1 filing · 11 docs
Cellar4p · 2 filings · 19 docs
Basement9p · 3 filings · 20 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
RSVP ARCHITECTURE STUDIO PLLC708/09/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
A1 EXPEDITING SERVICE CORP.703/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
RYSZARD & SON CONSTRUCTIOGeneral Contractor1107/08/2026
WATERMARK PLUMBING CORPPlumbing507/08/2026
N AGeneral Contractor103/22/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
CATALPA SPECIAL INSPECTIO2004708/09/2022
Building Lifecycle
All (53)Filed (7)Permit Issued (8)Signed Off (3)Inspection (5)Objection (2)Special Inspection (28)
01/25/2023
Signed off — Alteration
ALTERATION GC FILED TO CONVERT A SINGLE TOWNHOUSE INTO TWO FAMILY HOME. NO CHANGE TO USE OR EGRESS.
B00460107-I1
10/25/2022
Signed off — Alteration
Application filed for Alteration of existing Basement floor Mechanical System,including rerouting of existing ducts and addition of 3 new AHU. No change to use, occupancy or egress.
B00462003-I1
08/24/2022
Signed off — Alteration
PL Application filed in conjunction with ALT1 No work #322035891 and ALT-GC Dob:now #B00460107-I1
B00462005-I1
08/17/2022
Special inspection requirement — Mechanical Systems
ERIC BERLENT
08/17/2022
Special inspection requirement — HVAC-R and service water heating system controls
ERIC BERLENT
08/17/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
ERIC BERLENT
08/17/2022
Special inspection requirement — HVAC-R and service water heating equipment
ERIC BERLENT
08/17/2022
Special inspection requirement — Final
ERIC BERLENT
08/09/2022
Filed — Alteration
Application filed for Alteration of existing Basement floor Mechanical System,including rerouting of existing ducts and addition of 3 new AHU. No change to use, occupancy or egress.
B00462003-P2
08/04/2022
Special inspection requirement — HVAC-R and service water heating equipment
ERIC BERLENT
08/04/2022
Special inspection requirement — Mechanical Systems
ERIC BERLENT
08/04/2022
Special inspection requirement — Final
ERIC BERLENT
08/04/2022
Special inspection requirement — HVAC-R and service water heating system controls
ERIC BERLENT
08/04/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
ERIC BERLENT
08/02/2022
Special inspection requirement — Lighting in dwelling units
ERIC BERLENT
08/02/2022
Special inspection requirement — Interior lighting power
ERIC BERLENT
08/02/2022
Special inspection requirement — Metering
ERIC BERLENT
08/02/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
ERIC BERLENT
07/25/2022
Objection resolved — Addressed
06/10/2022
Permit issued — General Construction
B00460107-I1-GC
03/09/2022
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
01/26/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
12/10/2021
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
09/29/2021
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
06/30/2021
Objection raised — Zoning
06/29/2021
Filed — Alteration
PL Application filed in conjunction with ALT1 No work #322035891 and ALT-GC Dob:now #B00460107-I1
B00462005-P1
06/29/2021
Filed — Alteration
Application filed for Alteration of existing Basement floor Mechanical System,including rerouting of existing ducts and addition of 3 new AHU. No change to use, occupancy or egress.
B00462003-P1
06/29/2021
Filed — Alteration
ALTERATION GC FILED TO CONVERT A SINGLE TOWNHOUSE INTO TWO FAMILY HOME. NO CHANGE TO USE OR EGRESS.
B00460107-P1
06/18/2021
Special inspection requirement — Metering
ERIC BERLENT
06/18/2021
Special inspection requirement — Final
ERIC BERLENT
06/18/2021
Special inspection requirement — HVAC-R and service water heating equipment
ERIC BERLENT
06/18/2021
Special inspection requirement — Duct leakage testing, insulation and design
ERIC BERLENT
06/18/2021
Special inspection requirement — HVAC-R and service water piping design and insulation
ERIC BERLENT
06/18/2021
Special inspection requirement — HVAC-R and service water heating system controls
ERIC BERLENT
06/18/2021
Special inspection requirement — Ventilation and air distribution system
ERIC BERLENT
06/18/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
ERIC BERLENT
06/18/2021
Special inspection requirement — Energy Code Compliance
ERIC BERLENT
06/18/2021
Special inspection requirement — Energy Code Compliance Inspections
ERIC BERLENT
06/18/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
ERIC BERLENT
06/18/2021
Special inspection requirement — Lighting in dwelling units
ERIC BERLENT
06/18/2021
Special inspection requirement — Interior lighting power
ERIC BERLENT
06/18/2021
Special inspection requirement — Mechanical Systems
ERIC BERLENT
06/17/2021
Permit issued — General Construction
B00460107-I1-GC
06/16/2021
Permit issued — Mechanical Systems
B00462003-I1-MS
06/15/2021
Permit issued — Mechanical Systems
B00462003-I1-MS
06/15/2021
Permit issued — Mechanical Systems
B00462003-I1-MS
06/15/2021
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
05/26/2021
Permit issued — Plumbing
B00462005-I1-PL
04/30/2021
Permit issued — General Construction
B00460107-I1-GC
04/29/2021
Permit issued — Mechanical Systems
B00462003-I1-MS
02/17/2021
Filed — Alteration
Application filed for Alteration of existing Basement floor Mechanical System,including rerouting of existing ducts and addition of 3 new AHU. No change to use, occupancy or egress.
B00462003-I1
02/17/2021
Filed — Alteration
PL Application filed in conjunction with ALT1 No work #322035891 and ALT-GC Dob:now #B00460107-I1
B00462005-I1
02/16/2021
Filed — Alteration
ALTERATION GC FILED TO CONVERT A SINGLE TOWNHOUSE INTO TWO FAMILY HOME. NO CHANGE TO USE OR EGRESS.
B00460107-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offRYSZARD & SON CONSTRUCTIO06/10/2022
DOB NOWGeneral ConstructionSigned-offRYSZARD & SON CONSTRUCTIO06/17/2021
DOB NOWMechanical SystemsSigned-offRYSZARD & SON CONSTRUCTIO06/16/2021
DOB NOWMechanical SystemsSigned-offRYSZARD & SON CONSTRUCTIO06/15/2021
DOB NOWMechanical SystemsSigned-offRYSZARD & SON CONSTRUCTIO06/15/2021
DOB NOWPlumbingSigned-offWATERMARK PLUMBING CORP05/26/2021
DOB NOWGeneral ConstructionSigned-offRYSZARD & SON CONSTRUCTIO04/30/2021
DOB NOWMechanical SystemsSigned-offRYSZARD & SON CONSTRUCTIO04/29/2021
BIS—ISSUEDN/A11/02/2022
BISMHISSUEDSCORDIO CONSTRUCTION INC10/09/2009
BISEQISSUEDROCKLEDGE SCAFFOLD CORP04/12/2007
BIS—ISSUEDSCORDIO CONSTRUCTION INC04/10/2007
BISPLISSUEDORBIT PLBG & HTG INC10/20/2006
BISEQISSUEDROCKLEDGE SCAFFOLD CORP07/24/2006
BIS—ISSUEDSCORDIO CONSTRUCTION INC06/14/2006
BISOTISSUEDDINEEN CONSTRUCTION CORP10/04/2005
1 project · most recent 03/09/2022
General Wiring
FiledStatusContractorScope
03/09/2022CompleteDENMAR ELECTRIC CORPGeneral Wiring
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
03/09/2022Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
01/26/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
12/10/2021Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
09/29/2021Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
06/15/2021Certified Gas-Gas-Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 28
DateRequirementInspectorRole
08/17/2022Mechanical SystemsERIC BERLENTspecial
08/17/2022HVAC-R and service water heating system controlsERIC BERLENTenergy_progress
08/17/2022HVAC-R and service water piping design and insulationERIC BERLENTenergy_progress
08/17/2022HVAC-R and service water heating equipmentERIC BERLENTenergy_progress
08/17/2022FinalERIC BERLENTprogress
08/04/2022HVAC-R and service water heating equipmentERIC BERLENTenergy_progress
08/04/2022Mechanical SystemsERIC BERLENTspecial
08/04/2022FinalERIC BERLENTprogress
08/04/2022HVAC-R and service water heating system controlsERIC BERLENTenergy_progress
08/04/2022HVAC-R and service water piping design and insulationERIC BERLENTenergy_progress
08/02/2022Lighting in dwelling unitsERIC BERLENTenergy_progress
08/02/2022Interior lighting powerERIC BERLENTenergy_progress
08/02/2022MeteringERIC BERLENTenergy_progress
08/02/2022Fire-Resistant Penetrations and JointsERIC BERLENTspecial
06/18/2021MeteringERIC BERLENTenergy_progress
06/18/2021FinalERIC BERLENTprogress
06/18/2021HVAC-R and service water heating equipmentERIC BERLENTenergy_progress
06/18/2021Duct leakage testing, insulation and designERIC BERLENTenergy_progress
06/18/2021HVAC-R and service water piping design and insulationERIC BERLENTenergy_progress
06/18/2021HVAC-R and service water heating system controlsERIC BERLENTenergy_progress
06/18/2021Ventilation and air distribution systemERIC BERLENTenergy_progress
06/18/2021Fire-Resistant Penetrations and JointsERIC BERLENTspecial
06/18/2021Energy Code ComplianceERIC BERLENTprogress
06/18/2021Energy Code Compliance InspectionsERIC BERLENTprogress
06/18/2021Fire-Resistant Penetrations and JointsERIC BERLENTspecial
Latest 25 of 28.
▾Documents — 74 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch - Mechanical Systems3
09/01/2026B00462003-I1Request digital key ↗
09/01/2026B00462003-P1Request digital key ↗
08/15/2026B00462003-P2Request digital key ↗
▸DOB NOWPlans/Sketch - Plumbing2
09/01/2026B00462005-I1Request digital key ↗
08/15/2026B00462005-P1Request digital key ↗
▸DOB NOWPlans/Sketch - General Construction2
09/01/2026B00460107-I1Request digital key ↗
08/14/2026B00460107-P1Request digital key ↗
▸Applications & Permits8
▸BISPLAN / WORK APPROVAL APPLICATION6
01/20/2023322035891Open ↗
01/18/2023322035891Open ↗
01/12/2023322035891Open ↗
Showing 3 of 6 on file for this type
▸BISWORK PERMIT APPLICATION1
10/09/2009320033897Open ↗
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
11/09/2022322035891Open ↗
▸Seals & Professional Certifications24
▸DOB NOWProgress Inspector Seal & Signature9
09/01/2026B00460107-I1Open ↗
08/29/2026B00462003-P1Open ↗
08/29/2026B00462003-P1Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature7
09/01/2026B00460107-P1Open ↗
09/01/2026B00460107-I1Open ↗
09/01/2026B00462005-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/01/2026B00460107-I1Open ↗
08/29/2026B00462003-P1Open ↗
08/25/2026B00462003-P2Open ↗
Showing 3 of 6 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
12/07/2009320033897Open ↗
09/28/2009320033897Open ↗
▸Trade Schedules & Equipment2
▸BISEQUIPMENT USE APPLICATION/PERMIT2
12/07/2009320033897Open ↗
09/28/2009320033897Open ↗
▸Safety & Tenant Protection2
▸BISSTREET TREE CHECKLIST2
03/18/2021322035891Open ↗
09/28/2009320033897Open ↗
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
09/01/2026B00460107-I1Open ↗
09/01/2026B00462005-I1Open ↗
09/01/2026B00462005-P1Open ↗
Showing 3 of 7 on file for this type
▸BISTHIS IS NOT AN ASBESTOS PROJECT2
10/07/2009320033897Open ↗
09/28/2009320033897Open ↗
▸Energy Compliance4
▸DOB NOWEN2: As Built Energy Analysis.2
08/13/2026B00460107-I1Open ↗
08/13/2026B00462003-I1Open ↗
▸BISTR8: ENERGY CODE PROGRESS INSPS TECHNICAL REPORT1
03/18/2021322035891Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1
02/12/2021322035891Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: RESPONSIBILITY1
02/12/2021322035891Open ↗
▸Approvals, Objections & Sign-offs6
▸BISSCHEDULE A - OCCUPANCY / USE4
01/20/2023322035891Open ↗
01/18/2023322035891Open ↗
03/23/2021322035891Open ↗
Showing 3 of 4 on file for this type
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
12/07/2009320033897Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
09/28/2009320033897Open ↗
▸Cost, Insurance & Ownership5
▸BISCOST AFFIDAVIT3
02/12/2021322035891Open ↗
12/07/2009320033897Open ↗
09/28/2009320033897Open ↗
▸BISCOST AFFIDAVIT ESTIMATE: (PW3)1
03/18/2021322035891Open ↗
▸BISCOST AFFIDAVIT (FINAL): PW31
02/21/2023322035891Open ↗
▸Filing & Intake Forms5
▸BISADDITIONAL INFORMATION3
01/24/2023322035891Open ↗
10/18/2022322035891Open ↗
02/12/2021322035891Open ↗
▸BISEFILING COVER SHEET2
02/18/2021322035891Open ↗
09/28/2009320033897Open ↗
▸Other Documents1
▸BISPLOT DIAGRAM1
02/12/2021322035891Open ↗