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Primarily 2 family with 1 store or office
8508 21 AVENUE
BROOKLYN · BIN 3165849
💬 Discuss this project
1930Year Built
3Stories
S2Building Class
C4-2Zoning
3,534 sfGross Floor Area
3Units
13 Open Violations 11 unresolved · 2 paperwork only ▸FDNY Report ↗
Primarily 2 family with 1 store or office · Owner of record: STONE B GOLD LLC · 1,900 sf lot · 1.86 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbing
Floor 11p · 1 filing · 6 docs
Cellar2p · 2 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
STONE B GOLD 8508 21ST, L403/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
05/02/2022$2.3M—— → —$651/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FLUSHING ENGINEERING SERVICE PC208/06/2025
ALLEN SHINFELD, P.E. PLLC103/03/2024
A PLUS DESIGN INC509/05/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
J&J CONSTRUCTION SOLUTION INC203/21/2026
A PLUS DESIGN INC.1003/21/2026
K A INTERIOR DESIGN403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
SIMPLE PLAN CONTRACTYING*General Contractor303/21/2026
AMERICAN STANDARD P&H CORORP.Plumbing207/08/2026
JP & SON ELECTRIC CORPElectrical103/22/2026
KLE CONSTRUCTION INCGeneral Contractor107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
FLUSHING ENGINEERING SERV4373208/06/2025
A PLUS DESIGN INC6615509/05/2023
Building Lifecycle
All (79)Filed (8)Permit Issued (4)Signed Off (4)Violation (23)Inspection (5)Objection (8)Special Inspection (27)
08/27/2026
Violation issued (ECB, open)
Construction
08/27/2026
Violation issued (ECB, open)
Construction
05/29/2026
Violation issued (ECB, open)
Construction
01/06/2026
Objection resolved — Addressed
11/26/2025
Violation issued (ECB, open)
Zoning
11/26/2025
Violation issued (ECB, open)
Construction
11/26/2025
Violation issued (ECB, open)
Construction
11/26/2025
Violation issued (ECB, open)
Construction
11/26/2025
Violation issued (ECB, open)
Construction
11/26/2025
Violation issued (ECB, open)
Construction
11/26/2025
Violation issued (ECB, open)
Construction
11/26/2025
Violation issued (ECB, open)
Construction
11/14/2025
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/19/2025
Objection raised — Admin
08/19/2025
Objection raised — Cost
08/19/2025
Objection raised — Admin
08/19/2025
Objection raised — Cost
08/19/2025
Objection raised — Scope
08/19/2025
Objection raised — Scope
08/19/2025
Objection raised — Admin
08/06/2025
Filed — Alteration
REGISTER WASH MACHINE, SLOP SINK AND DRYER IN CELLAR; REMOVE A KITCHEN SINK AND INSTALL A HAND SINK ON 1ST FLOOR, TO REMOVE VIOLATION# 35690886R.
B01267131-S1
08/06/2025
Filed — Alteration
REGISTER WASH MACHINE, SLOP SINK AND DRYER IN CELLAR; REMOVE A KITCHEN SINK AND INSTALL A HAND SINK ON 1ST FLOOR, TO REMOVE VIOLATION# 35690886R.
B01267131-I1
08/06/2025
Special inspection requirement — Interior lighting power
KY FU
08/06/2025
Special inspection requirement — HVAC-R and service water heating equipment
KY FU
08/06/2025
Special inspection requirement — Lighting controls
KY FU
08/06/2025
Special inspection requirement — HVAC-R and service water heating system controls
KY FU
08/06/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
KY FU
08/06/2025
Special inspection requirement — Tenant Protection Plan Compliance
08/06/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
KY FU
08/05/2025
Special inspection requirement — Mechanical Systems
KY FU
08/05/2025
Special inspection requirement — Final
KY FU
08/04/2025
Violation issued (ECB, closed)
Unknown
08/04/2025
Violation issued (ECB, open)
Construction
07/15/2025
Violation issued (ECB, closed)
Construction
07/15/2025
Violation issued (ECB, closed)
Construction
07/15/2025
Violation issued (ECB, closed)
Zoning
07/15/2025
Violation issued (ECB, closed)
Construction
07/15/2025
Violation issued (ECB, closed)
Construction
07/15/2025
Violation issued (ECB, closed)
Construction
09/23/2024
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/13/2024
Signed off — Alteration
INSTALLATION OF A NEW AWNING READING"SHAKIRA SPA" ON THE EXISTING BUILDING AS PER PLAN HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01013866-I1
03/08/2024
Permit issued — General Construction
B01013866-I1-GC
03/03/2024
Filed — Alteration
INSTALLATION OF A NEW AWNING READING"SHAKIRA SPA" ON THE EXISTING BUILDING AS PER PLAN HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01013866-I1
10/10/2023
Signed off — Alteration
PLUMBING WORK ON CEL, 1ST, 2ND & 3RD FLOOR. NO CHANGE IN USE GROUP, EGRESS AND OCCUPANCY. EXISTING TWO FAMILY DWELLING UNITS AND COMMERCIAL STORE. (CO# 52458/1928)
B00803951-S1
10/10/2023
Signed off — Alteration
PLUMBING WORK ON CEL, 1ST, 2ND & 3RD FLOOR. NO CHANGE IN USE GROUP, EGRESS AND OCCUPANCY. EXISTING TWO FAMILY DWELLING UNITS AND COMMERCIAL STORE. (CO# 52458/1928)
B00803951-I1
10/06/2023
Signed off — Alteration
PLUMBING WORK ON CEL, 1ST, 2ND & 3RD FLOOR. NO CHANGE IN USE GROUP, EGRESS AND OCCUPANCY. EXISTING TWO FAMILY DWELLING UNITS AND COMMERCIAL STORE. (CO# 52458/1928)
B00803951-S2
09/07/2023
Inspection — Pass-Final Boiler Equipment Inspection
Pass
View inspection ↗
09/05/2023
Filed — Alteration
PLUMBING WORK ON CEL, 1ST, 2ND & 3RD FLOOR. NO CHANGE IN USE GROUP, EGRESS AND OCCUPANCY. EXISTING TWO FAMILY DWELLING UNITS AND COMMERCIAL STORE. (CO# 52458/1928)
B00803951-P2
09/05/2023
Filed — Alteration
PLUMBING WORK ON CEL, 1ST, 2ND & 3RD FLOOR. NO CHANGE IN USE GROUP, EGRESS AND OCCUPANCY. EXISTING TWO FAMILY DWELLING UNITS AND COMMERCIAL STORE. (CO# 52458/1928)
B00803951-P1
09/05/2023
Special inspection requirement — Final
HONGTENG CHEN
09/05/2023
Special inspection requirement — Fire-Resistance Rated Construction
HONGTENG CHEN
09/05/2023
Special inspection requirement — Lighting controls
HONGTENG CHEN
09/05/2023
Special inspection requirement — Interior lighting power
HONGTENG CHEN
09/05/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
HONGTENG CHEN
09/05/2023
Special inspection requirement — Energy Code Compliance Inspections
HONGTENG CHEN
09/05/2023
Special inspection requirement — Maintenance information
HONGTENG CHEN
09/05/2023
Special inspection requirement — HVAC-R and service water heating equipment
HONGTENG CHEN
09/05/2023
Special inspection requirement — HVAC-R and service water heating system controls
HONGTENG CHEN
09/05/2023
Special inspection requirement — Permanent certificate
HONGTENG CHEN
09/05/2023
Special inspection requirement — HVAC-R and service water piping design and insulation
HONGTENG CHEN
Latest 60 of 79 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offKLE CONSTRUCTION INC03/08/2024
DOB NOWBoiler EquipmentSigned-offAMERICAN STANDARD P&H CORORP.07/26/2023
DOB NOWPlumbingSigned-offAMERICAN STANDARD P&H CORORP.03/17/2023
DOB NOWGeneral ConstructionSigned-offSIMPLE PLAN CONTRACTING*03/01/2023
BISMHISSUEDRICHMOND TECH SERVICES08/06/1993
1 job · most recent 08/06/2025
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
08/06/2025——Heating and Air Conditioning Systems
Heat / Cool
Mitsubishi Electric MUZ-HM18NA 18,000 BTU · Condensing Unit ×1
MUZ-HM24NA 24,000 BTU · Condensing Unit ×1
1 job · most recent 08/06/2025
Gas Water/Sanitary
FiledStatusContractorScope
08/06/2025——Gas, Water/Sanitary
4 jobs · most recent 12/10/2025
General Wiring
FiledStatusContractorScope
12/10/2025Permit IssuedJP & SON ELECTRIC CORPGeneral Wiring
08/29/2025Permit IssuedKJK ELECTRIC INCGeneral Wiring
08/27/2025Permit IssuedKJK ELECTRIC INCGeneral Wiring
11/20/2023CompleteHV ELECTRIC CORPGeneral Wiring
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
09/07/2023Pass-Final Boiler Equipment InspectionPassView ↗
05/22/2023Certified Gas-Gas-Piping-RoughingCertifiedView ↗
05/22/2023Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
05/22/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
05/22/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 27
DateRequirementInspectorRole
08/06/2025Interior lighting powerKY FUenergy_progress
08/06/2025HVAC-R and service water heating equipmentKY FUenergy_progress
08/06/2025Lighting controlsKY FUenergy_progress
08/06/2025HVAC-R and service water heating system controlsKY FUenergy_progress
08/06/2025Fenestration and door U-factor and product ratingsKY FUenergy_progress
08/06/2025Tenant Protection Plan Compliance—special
08/06/2025Fire-Resistant Penetrations and JointsKY FUspecial
08/05/2025Mechanical SystemsKY FUspecial
08/05/2025FinalKY FUprogress
09/05/2023FinalHONGTENG CHENprogress
09/05/2023Fire-Resistance Rated ConstructionHONGTENG CHENprogress
09/05/2023Lighting controlsHONGTENG CHENenergy_progress
09/05/2023Interior lighting powerHONGTENG CHENenergy_progress
09/05/2023Fire-Resistant Penetrations and JointsHONGTENG CHENspecial
09/05/2023Energy Code Compliance InspectionsHONGTENG CHENprogress
09/05/2023Maintenance informationHONGTENG CHENenergy_progress
09/05/2023HVAC-R and service water heating equipmentHONGTENG CHENenergy_progress
09/05/2023HVAC-R and service water heating system controlsHONGTENG CHENenergy_progress
09/05/2023Permanent certificateHONGTENG CHENenergy_progress
09/05/2023HVAC-R and service water piping design and insulationHONGTENG CHENenergy_progress
09/05/2023Fire-Resistant Penetrations and JointsHONGTENG CHENspecial
09/05/2023Energy Code Compliance InspectionsHONGTENG CHENprogress
07/19/2023HVAC-R and service water heating equipmentHONGTENG CHENenergy_progress
07/19/2023Maintenance informationHONGTENG CHENenergy_progress
07/19/2023HVAC-R and service water heating system controlsHONGTENG CHENenergy_progress
Latest 25 of 27.
▾Documents — 41 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/27/2026B00803951-S2Request digital key ↗
08/27/2026B00803951-P2Request digital key ↗
08/27/2026B00803951-P1Request digital key ↗
Showing 3 of 8 on file for this type
▸Seals & Professional Certifications26
▸DOB NOWProgress Inspector Seal & Signature14
09/23/2026B00803951-S2Open ↗
09/23/2026B00803951-S2Open ↗
09/23/2026B00803951-S2Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/27/2026B00803951-P2Open ↗
08/27/2026B00803951-P1Open ↗
08/27/2026B00803951-S2Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
09/23/2026B00803951-S2Open ↗
09/23/2026B00803951-S2Open ↗
08/27/2026B00803951-P1Open ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos7
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
08/27/2026B00803951-P2Open ↗
08/27/2026B00803951-P1Open ↗
08/27/2026B00803951-S2Open ↗
Showing 3 of 7 on file for this type