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Condo, residential tower (mixed-use, multi-family elevator) [derived]
The 23-81 21st Street Condominium
23-81 21 STREET · Astoria (North)-Ditmars-Steinway · BIN 4019321
💬 Discuss this project
1910Year Built
3Stories
RMBuilding Class
R6AZoning
20,776 sfGross Floor Area
13Units
Rent Stabilized3 Open Violations ▸
Condo, residential tower (mixed-use, multi-family elevator) [derived] · Owner of record: 23-81 21 ST LLC · 7,767 sf lot · 2.67 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalPlumbingFire ProtectionEquipmentGeneral
Floor 127p · 5 filings · 20 docs
Site & exterior19p · 4 filings · 12 docs
Filed — no permit issued1 filing
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
FEDERICI BUILDERS1607/08/2026
23-81 21 LAC1407/08/2026
23-81 21 ST1203/21/2026
23-81 LAC LLC 23-81 LNT803/22/2026
ROCK GROUP NY407/08/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
GERALD CALIENDO ARCHITECTS506/22/2022
SIDERIS KEFALAS ENGINEERS PC302/18/2022
ASIF JAMIL, RA405/06/2019
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
GREEN STUDIO603/21/2026
GERALD J. CALIENDO R.A., P.C.403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
FEDERICI CONSTRUCTION CORGeneral Contractor1207/08/2026
ROCK GROUP NY CORPGeneral Contractor707/08/2026
FEDERICI BUILDERS CORPGeneral Contractor507/08/2026
D.D.S. MECH PBG&HTG CORPPlumbing307/08/2026
TUXEDO ELEC'L CONTR'G INCElectrical103/22/2026
DDS MECHANICAL FPS CORPFire Protection107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
HRF SERVICES CORP5616206/22/2022
SIDERIS KEFALAS ENGINEERS3434202/18/2022
REGIONAL TESTING CORP.394102/17/2022
Building Lifecycle
All (87)Filed (11)Permit Issued (16)Signed Off (10)Violation (22)Inspection (7)Objection (6)Special Inspection (15)
05/06/2026
Violation issued (HPD, closed)
A
12/02/2024
Violation issued (HPD, closed)
I
04/12/2024
Violation issued (HPD, closed)
A
11/24/2023
Violation issued (HPD, closed)
I
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/20/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/20/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/20/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/20/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/20/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/20/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/27/2023
Violation issued (HPD, closed)
A
03/02/2023
Signed off — Alteration
Q00754609-I1
02/27/2023
Signed off — Alteration
HEREWITH FILED FOR TWO (2) NEW TOILETS, TWO (2) NEW LAVS AND ONE (1) NEW SHOWER. ALT-1 WORK FILED UNDER BIS # 421578251. GC FILED UNDER Q00754609-I1.
Q00759920-I1
02/15/2023
Permit issued — General Construction
Q00754609-I1-GC
01/16/2023
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
01/05/2023
Permit issued — Plumbing
Q00759920-I1-PL
11/15/2022
Violation issued (HPD, closed)
I
07/27/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
07/21/2022
Permit issued — Plumbing
Q00759920-I1-PL
07/18/2022
Signed off — Alteration
Q00668504-I1
07/14/2022
Inspection — Pass-Final General Construction Non-Directive 14
Pass
View inspection ↗
07/13/2022
Signed off — Alteration
Q00677617-I1
07/07/2022
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
07/05/2022
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
07/01/2022
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
06/22/2022
Filed — Alteration
Q00754609-I1
06/22/2022
Filed — Alteration
HEREWITH FILED FOR TWO (2) NEW TOILETS, TWO (2) NEW LAVS AND ONE (1) NEW SHOWER. ALT-1 WORK FILED UNDER BIS # 421578251. GC FILED UNDER Q00754609-I1.
Q00759920-I1
04/19/2022
Signed off — Alteration
Installation of mechanical equipment for serving 1st floor.
Q00576484-I1
04/14/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
03/18/2022
Permit issued — Sprinklers
Q00677617-I1-PL
03/17/2022
Permit issued — Plumbing
Q00677617-I1-EW-SP
03/16/2022
Permit issued — General Construction
Q00668504-I1-GC
03/02/2022
Violation issued (HPD, closed)
A
02/18/2022
Filed — Alteration
Installation of mechanical equipment for serving 1st floor.
Q00576484-P1
02/18/2022
Special inspection requirement — Mechanical Systems
Chris Sideris
02/18/2022
Special inspection requirement — Final
Chris Sideris
02/18/2022
Special inspection requirement — HVAC-R and service water heating equipment
Chris Sideris
02/18/2022
Special inspection requirement — HVAC-R and service water heating system controls
Chris Sideris
02/18/2022
Special inspection requirement — Maintenance information
Chris Sideris
02/18/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
Chris Sideris
02/17/2022
Filed — Alteration
Q00677617-I1
02/14/2022
Special inspection requirement — Mechanical Systems
Chris Sideris
02/14/2022
Special inspection requirement — Final
Chris Sideris
02/14/2022
Special inspection requirement — HVAC-R and service water piping design and insulation
Chris Sideris
02/14/2022
Special inspection requirement — HVAC-R and service water heating system controls
Chris Sideris
02/14/2022
Special inspection requirement — HVAC-R and service water heating equipment
Chris Sideris
02/14/2022
Special inspection requirement — Maintenance information
Chris Sideris
01/26/2022
Filed — Alteration
Q00668504-I1
11/23/2021
Permit issued — Mechanical Systems
Q00576484-I1-MS
08/16/2021
Filed — Alteration
Installation of mechanical equipment for serving 1st floor.
Q00576484-I1
05/17/2021
Signed off — Alteration
HEREWITH FILING ALT-3 FOR NEW WOOD CONSTRUCTION FENCE TO SAFEGUARD PROPERTY AS PER PLANS. NO CHANGE TO USE, EGRESS OR OCCUPANCY UNDER THIS ALT-3 APPLICATION.
Q00012145-I1
05/14/2021
Special inspection requirement — Final
Paul Raymond
05/12/2021
Signed off — Alteration
INSTALLATION OF SIDEWALK SHED AS PER PLANS. SIDEWALK SHED LIVE LOAD 300 PSF SHALL COMPLY WITH CHAPTER #33 OF THE 2014 CODE NO CHANGE TO USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
Q00162371-I1
03/10/2021
Signed off — Alteration
Q00017860-I1
03/04/2021
Permit issued — Curb Cut
Q00017860-I1-CC
01/19/2021
Violation issued (ECB, closed)
Construction
Latest 60 of 87 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offFEDERICI BUILDERS CORP02/15/2023
DOB NOWPlumbingSigned-offD.D.S. MECH PBG&HTG CORP01/05/2023
DOB NOWPlumbingSigned-offD.D.S. MECH PBG&HTG CORP07/21/2022
DOB NOWSprinklersSigned-offD.D.S. MECH PBG&HTG CORP03/18/2022
DOB NOWPlumbingSigned-offDDS MECHANICAL FPS CORP03/17/2022
DOB NOWGeneral ConstructionSigned-offFEDERICI BUILDERS CORP03/16/2022
DOB NOWMechanical SystemsSigned-offFEDERICI BUILDERS CORP11/23/2021
DOB NOWCurb CutSigned-offFEDERICI CONSTRUCTION COR03/04/2021
DOB NOWConstruction FenceSigned-offFEDERICI CONSTRUCTION COR06/23/2020
DOB NOWConstruction FenceSigned-offFEDERICI CONSTRUCTION COR06/06/2019
DOB NOWSidewalk ShedSigned-offROCK GROUP NY CORP05/07/2019
DOB NOWConstruction FenceSigned-offFEDERICI CONSTRUCTION COR03/14/2019
DOB NOWSupported ScaffoldSigned-offROCK GROUP NY CORP10/29/2018
DOB NOWConstruction FenceSigned-offFEDERICI CONSTRUCTION COR10/25/2018
DOB NOWSidewalk ShedSigned-offROCK GROUP NY CORP10/19/2018
DOB NOWConstruction FenceSigned-offFEDERICI CONSTRUCTION COR04/03/2018
BISPLISSUEDD.D.S. MECH PBG&HTG CORP03/22/2021
BISSPISSUEDDDS MECHANICAL FPS CORP03/17/2021
BIS—ISSUEDFEDERICI BUILDERS CORP07/01/2020
BISPLISSUEDD.D.S. MECH PBG&HTG CORP04/03/2020
BIS—ISSUEDFEDERICI BUILDERS CORP06/07/2019
BISPLISSUEDD.D.S. MECH PBG&HTG CORP04/03/2019
BIS—RE-ISSUEDFEDERICI BUILDERS CORP10/26/2018
BIS—ISSUEDFEDERICI BUILDERS CORP09/27/2018
BIS—ISSUEDFEDERICI BUILDERS CORP09/27/2018
6 projects · most recent 03/18/2022
General Wiring
FiledStatusContractorScope
03/18/2022CompleteROME ELECTRICAL CONTS INCGeneral Wiring
04/22/2021CompleteSTELLMANN ELECTRICAL CORPGeneral Wiring
08/05/2019CompleteTUXEDO ELEC'L CONTR'G INC—
05/02/2019CompleteTOP SHELF ELECTRIC CORP—
12/31/2018CompleteGENESIS ELECTRICAL GROUP1 meters, 1 new_meters
09/24/2018CompleteTOP SHELF ELECTRIC CORP—
1 project
Scaffold
FiledStatusContractorScope
———Scaffold
▾Field Inspections (DOB CAP) — 7
DateTypeResultReport
01/16/2023Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
07/27/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
07/14/2022Pass-Final General Construction Non-Directive 14PassView ↗
07/07/2022Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
07/05/2022Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
07/01/2022Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
04/14/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 15
DateRequirementInspectorRole
02/18/2022Mechanical SystemsChris Siderisspecial
02/18/2022FinalChris Siderisprogress
02/18/2022HVAC-R and service water heating equipmentChris Siderisenergy_progress
02/18/2022HVAC-R and service water heating system controlsChris Siderisenergy_progress
02/18/2022Maintenance informationChris Siderisenergy_progress
02/18/2022HVAC-R and service water piping design and insulationChris Siderisenergy_progress
02/14/2022Mechanical SystemsChris Siderisspecial
02/14/2022FinalChris Siderisprogress
02/14/2022HVAC-R and service water piping design and insulationChris Siderisenergy_progress
02/14/2022HVAC-R and service water heating system controlsChris Siderisenergy_progress
02/14/2022HVAC-R and service water heating equipmentChris Siderisenergy_progress
02/14/2022Maintenance informationChris Siderisenergy_progress
05/14/2021FinalPaul Raymondprogress
05/06/2019Preliminaryasif jamilprogress
05/02/2019Finalasif jamilprogress
▾Documents — 246 on file (BIS + DOB NOW)
▸Plans & Drawings10
▸DOB NOWPlans/Sketch9
08/28/2026Q00082029-I1Request digital key ↗
08/28/2026Q00089667-I1Request digital key ↗
08/26/2026Q00668504-I1Request digital key ↗
Showing 3 of 9 on file for this type
▸DOB NOWPlans/Sketch - Sidewalk Shed1
08/28/2026Q00162371-I1Request digital key ↗
▸Applications & Permits44
▸BISPLAN / WORK APPROVAL APPLICATION31
07/28/2022421578251Open ↗
07/25/2022421578251Open ↗
07/20/2022421578251Open ↗
Showing 3 of 31 on file for this type
▸BISWORK PERMIT APPLICATION8
09/10/2020421578251Open ↗
10/30/2019421607595Open ↗
06/18/2019421578251Open ↗
Showing 3 of 8 on file for this type
▸BISBPP-5 - Authorization to the Department of Transportation3
03/11/2021421632638Open ↗
04/23/2020421632638Open ↗
04/20/2020421632638Open ↗
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
04/29/2021421578251Open ↗
▸BISBPP-DOT: SIDEWALK/CURB/ROAD WORK PERMITS1
04/29/2021421632638Open ↗
▸Zoning, Tax Lot & Property Records5
▸BISZONING DIAGRAM2
05/14/2021421578251Open ↗
08/23/2018421578251Open ↗
▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1
08/21/2021421791948Open ↗
▸BISVERIFY TAX LOT1
05/10/2021421578251Open ↗
▸BISEASEMENT AND RESTRICTIVE DECLARATIONS - SUPPPORTING DOCUMENTATION1
12/26/2018421578251Open ↗
▸Seals & Professional Certifications40
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION15
11/01/2019421607595Open ↗
01/17/2019421578251Open ↗
10/29/2018421578251Open ↗
Showing 3 of 15 on file for this type
▸DOB NOWProgress Inspector Seal & Signature13
09/01/2026Q00576484-I1Open ↗
09/01/2026Q00576484-I1Open ↗
09/01/2026Q00576484-I1Open ↗
Showing 3 of 13 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature10
08/29/2026Q00012145-I1Open ↗
08/28/2026Q00082029-I1Open ↗
08/28/2026Q00089667-I1Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
09/01/2026Q00576484-I1Open ↗
08/25/2026Q00576484-P1Open ↗
▸Trade Schedules & Equipment8
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3
01/03/2020421578251Open ↗
08/01/2019421578251Open ↗
03/02/2018421607595Open ↗
▸BISSCHEDULE B - PLUMBING2
04/02/2021421578251Open ↗
03/12/2021421578251Open ↗
▸BISEQUIPMENT USE PERMITS1
05/26/2022421578251Open ↗
▸BISFA - FDNY APPROVAL : FD-FAA1
07/30/2021421608825Open ↗
▸BISEQUIPMENT USE APPLICATION/PERMIT1
04/20/2021421578251Open ↗
▸Safety & Tenant Protection9
▸BISSTREET TREE CHECKLIST4
04/27/2021421632638Open ↗
04/20/2020421632638Open ↗
05/30/2018421578251Open ↗
Showing 3 of 4 on file for this type
▸BISSTREET TREES SITE PLAN1
05/10/2021421578251Open ↗
▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE1
10/29/2018421578251Open ↗
▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1
10/29/2018421578251Open ↗
▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN1
04/20/2020421632638Open ↗
▸BISBPP: STREET TREES SITE PLAN1
04/20/2020421632638Open ↗
▸Environmental & Asbestos10
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
08/28/2026Q00089667-I1Open ↗
08/26/2026Q00668504-I1Open ↗
08/26/2026Q00677617-I1Open ↗
Showing 3 of 7 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)3
08/23/2018421578251Open ↗
03/02/2018421607595Open ↗
11/29/2017421578251Open ↗
▸Energy Compliance12
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS6
10/29/2018421578251Open ↗
10/29/2018421578251Open ↗
07/23/2018421578251Open ↗
Showing 3 of 6 on file for this type
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY4
05/10/2021421578251Open ↗
04/02/2021421578251Open ↗
04/02/2021421578251Open ↗
Showing 3 of 4 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
04/15/2021421578251Open ↗
▸DOB NOWEN2: As Built Energy Analysis.1
08/13/2026Q00576484-I1Open ↗
▸Inspections & Test Reports20
▸BISTECHNICAL REPORT: RESPONSIBILITY8
05/10/2021421578251Open ↗
05/10/2021421578251Open ↗
04/14/2021421607595Open ↗
Showing 3 of 8 on file for this type
▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX3
02/07/2019421578251Open ↗
02/07/2019421578251Open ↗
10/29/2018421578251Open ↗
▸BISTECHNICAL REPORT: SOIL INSPECTION3
05/10/2021421578251Open ↗
08/23/2018421578251Open ↗
11/29/2017421578251Open ↗
▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER2
04/15/2021421578251Open ↗
10/29/2018421578251Open ↗
▸BISHYDRO FLOW TEST LETTER1
10/02/2018421607595Open ↗
▸BISHYDRAULIC FLOW CALCULATIONS1
10/02/2018421607595Open ↗
▸BISBPP: SIDEWALK CONCRETE STRENGTH REPORT1
04/29/2021421632638Open ↗
▸BISSOIL BEARING PRESSURE (AI-1) 27-6781
11/29/2017421578251Open ↗
▸Approvals, Objections & Sign-offs22
▸BISSCHEDULE A - OCCUPANCY / USE9
07/28/2022421578251Open ↗
07/25/2022421578251Open ↗
07/20/2022421578251Open ↗
Showing 3 of 9 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION8
08/21/2021421791948Open ↗
08/21/2021421791948Open ↗
08/21/2021421791948Open ↗
Showing 3 of 8 on file for this type
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST3
08/03/2021421608825Open ↗
04/14/2021421607595Open ↗
Showing 2 of 3 on file for this type
▸BISBPP: FINAL SIGNOFF1
04/27/2021421632638Open ↗
▸BISBPP-8 - Request Items for Builders Pavement Plan Signoff1
04/27/2021421632638Open ↗
▸Cost, Insurance & Ownership12
▸BISCOST AFFIDAVIT5
08/03/2021421608825Open ↗
10/02/2018421607595Open ↗
03/08/2018421608825Open ↗
Showing 3 of 5 on file for this type
▸BISPROJECT-SPECIFIC GL INSURANCE4
09/10/2020421578251Open ↗
06/18/2019421578251Open ↗
01/19/2019421578251Open ↗
Showing 3 of 4 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW32
05/10/2021421578251Open ↗
04/14/2021421607595Open ↗
▸BISBPP-11 - Affidavit as to Roadway Pavement And/Or Sidewalk and Curb Construction1
04/27/2021421632638Open ↗
▸Filing & Intake Forms44
▸BISADDITIONAL INFORMATION33
02/07/2023421578251Open ↗
02/07/2023421578251Open ↗
03/02/2022421578251Open ↗
Showing 3 of 33 on file for this type
▸BISEFILING COVER SHEET7
08/10/2021421791948Open ↗
05/22/2018421632638Open ↗
03/08/2018421608825Open ↗
Showing 3 of 7 on file for this type
▸BISBOROUGH INTAKE FORM3
08/10/2021421791948Open ↗
09/10/2020421578251Open ↗
01/23/2019421578251Open ↗
▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31
05/22/2018421632638Open ↗
▸Other Documents10
▸BISPLOT DIAGRAM3
08/21/2021421791948Open ↗
05/10/2021421578251Open ↗
11/29/2017421578251Open ↗
▸BISBPP - SUPPORTING DOCUMENTATION3
04/27/2021421632638Open ↗
03/11/2021421632638Open ↗
04/20/2020421632638Open ↗
▸BISBPP: SIDEWALK & ROADWAY THICKNESS CORES1
04/27/2021421632638Open ↗
▸BISBPP-PARKS: PLANT NEW TREE1
04/27/2021421632638Open ↗
▸BISRECORDS MGMT FEE PAYMENT RECEIPT1
08/21/2021421791948Open ↗
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
04/27/2021421632638Open ↗