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Contractor
CS CLEARSTONE CONSTRUCTIO
General Contractor
2 projects with open permitsBROOKLYN · 9MANHATTAN · 1
7 buildings
16
Total Filings
10
Projects on File
4
Buildings Worked
2
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month10 projects all-time
0123Jan '18 · 2Mar '18 · 1Aug '18 · 1Dec '18 · 1Oct '21 · 1Mar '23 · 1Jun '24 · 1Jun '25 · 220182019202020212022202320242025
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit220%
Signed off330%
Other status550%
By project type
Alteration3
Alteration CO2
Most active buildings
All buildings →
360 FURMAN STREETBROOKLYN · latest 10/18/2024
4 projects
28 5 AVENUEMANHATTAN · latest 06/05/2018
1 projects
10 MONTAGUE TERRACEBROOKLYN · latest 06/06/2018
1 projects
544 3 STREETBROOKLYN · latest 01/29/2018
1 projects
217 OVINGTON AVENUEBROOKLYN · 1 open · latest 07/21/2026
1 projects
215 OVINGTON AVENUEBROOKLYN · 1 open · latest 07/21/2026
1 projects
Key relationships
Everyone →
Design firms
Filing representatives
Contractors
Owners
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B01242633 ↗215 OVINGTON AVENUE
BROOKLYN
Alteration COPermit Issued06/18/202507/21/2026PROPOSED CONVERSION FROM A MIX USE OCCUPANCY TO A ONE FAMILY DWELLING.
B01242876 ↗217 OVINGTON AVENUE
BROOKLYN
Alteration COPermit Issued06/18/202507/21/2026PROPOSED CONVERSION FROM A MIX USE OCCUPANCY TO A ONE FAMILY DWELLING.
B01044334 ↗360 FURMAN STREET
BROOKLYN
AlterationSigned-off06/24/202410/18/2024
Design CD&A, PLLC
FILING HEREWITH INTERIOR RENOVATION TO INCLUDE CONSTRUCTION OF NEW BATHROOM AND ALTERATION OF EXISTING BATHROOM, NON-STRUCTURAL PARTITIONS A…
B00846157 ↗360 FURMAN STREET
BROOKLYN
AlterationSigned-off03/19/202305/03/2023Interior renovation of dwelling unit #739
B00612558 ↗50 BRIDGE PARK DRIVE
BROOKLYN
AlterationSigned-off10/15/202111/16/2021
Design CD&A, PLLC
Owner MR.
FILING HEREWITH PLUMBING WORK IN CONJUNCTION WITH APARTMENT RENOVATION AS PER PLANS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
321832772BIS360 FURMAN STREET
BROOKLYN
—ISSUED12/21/201812/27/2018—OT, PL
Counts cover all 10 projects (5 DOB NOW + 5 legacy BIS). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CD&A, PLLC206/24/2024
PAPER PLANE ARCHITECTURE, PLLC207/06/2026
Withdrawn207/06/2026
MILKIS ENGINEERING PC103/19/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ABR PLBG&HTG CONTR INC206/24/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CS CLEAR STONE CONSTRUCTION LLC207/06/2026
MR.110/18/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JM ZONING, LLC.206/24/2024
TSOLAKI'S EXPEDITING207/06/2026
5 DOB NOW projects + 5 legacy BIS projects, anchored the same way as Buildings Worked. Status is the project's permit state today: open = at least one permit currently issued. BIS projects show their raw permit status and are not counted as open.
All 10Open permit 2Signed off 3Other status 5
Any typeAlteration 3Alteration CO 2
10 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B01242633 ↗215 OVINGTON AVENUE
BROOKLYN
Alteration COPermit Issued06/18/202507/21/2026PROPOSED CONVERSION FROM A MIX USE OCCUPANCY TO A ONE FAMILY DWELLING.
B01242876 ↗217 OVINGTON AVENUE
BROOKLYN
Alteration COPermit Issued06/18/202507/21/2026PROPOSED CONVERSION FROM A MIX USE OCCUPANCY TO A ONE FAMILY DWELLING.
B01044334 ↗360 FURMAN STREET
BROOKLYN
AlterationSigned-off06/24/202410/18/2024
Design CD&A, PLLC
FILING HEREWITH INTERIOR RENOVATION TO INCLUDE CONSTRUCTION OF NEW BATHROOM AND ALTERATION OF EXISTING BATHROOM, NON-STRUCTURAL PARTITIONS A…
B00846157 ↗360 FURMAN STREET
BROOKLYN
AlterationSigned-off03/19/202305/03/2023Interior renovation of dwelling unit #739
B00612558 ↗50 BRIDGE PARK DRIVE
BROOKLYN
AlterationSigned-off10/15/202111/16/2021
Design CD&A, PLLC
Owner MR.
FILING HEREWITH PLUMBING WORK IN CONJUNCTION WITH APARTMENT RENOVATION AS PER PLANS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
321832772BIS360 FURMAN STREET
BROOKLYN
—ISSUED12/21/201812/27/2018—OT, PL
321730588BIS360 FURMAN STREET
BROOKLYN
—ISSUED08/06/201808/16/2018—OT, PL
321579305BIS10 MONTAGUE TERRACE
BROOKLYN
—ISSUED01/23/201806/06/2018—OT, PL
123357928BIS28 5 AVENUE
MANHATTAN
—ISSUED03/20/201806/05/2018—OT, PL
321629350BIS544 3 STREET
BROOKLYN
—ISSUED01/03/201801/29/2018—MH, OT, PL
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
215 OVINGTON AVENUE ↗308/26/2026
217 OVINGTON AVENUE ↗207/22/2026
360 FURMAN STREET ↗807/08/2026
50 BRIDGE PARK DRIVE ↗303/21/2026
▾Documents — 169 on file (BIS + DOB NOW)
▸Plans & Drawings11
▸DOB NOWPlans/Sketch11
Showing 3 of 11 on file for this type
▸Applications & Permits20
▸BISWORK PERMIT APPLICATION11
12/28/2018321832772 · 360 FURMAN STREETOpen ↗
12/27/2018321832772 · 360 FURMAN STREETOpen ↗
08/16/2018321730588 · 360 FURMAN STREETOpen ↗
Showing 3 of 11 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION5
03/02/2018123357928 · 28 5 AVENUEOpen ↗
Showing 1 of 5 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION3
02/13/2019321730588 · 360 FURMAN STREETOpen ↗
Showing 1 of 3 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Zoning, Tax Lot & Property Records2
▸DOB NOWHouse Number Verification: TOPO Stamp2
08/13/2026B01242876-I1 · 217 OVINGTON AVENUEOpen ↗
Showing 1 of 2 on file for this type
▸Seals & Professional Certifications35
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION14
06/07/2019321832772 · 360 FURMAN STREETOpen ↗
03/18/2019321730588 · 360 FURMAN STREETOpen ↗
10/19/2018321832772 · 360 FURMAN STREETOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature11
09/01/2026B00612558-S1 · 50 BRIDGE PARK DRIVEOpen ↗
09/01/2026B00612558-I1 · 50 BRIDGE PARK DRIVEOpen ↗
08/27/2026B00846157-I1 · 360 FURMAN STREETOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWProgress Inspector Seal & Signature8
08/26/2026B01242876-I1 · 217 OVINGTON AVENUEOpen ↗
08/26/2026B01242876-I1 · 217 OVINGTON AVENUEOpen ↗
08/26/2026B01242876-I1 · 217 OVINGTON AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
08/26/2026B01242876-I1 · 217 OVINGTON AVENUEOpen ↗
08/25/2026B01242633-P1 · 215 OVINGTON AVENUEOpen ↗
▸Trade Schedules & Equipment5
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE5
10/19/2018321832772 · 360 FURMAN STREETOpen ↗
03/02/2018123357928 · 28 5 AVENUEOpen ↗
Showing 2 of 5 on file for this type
▸Safety & Tenant Protection10
▸BISTenant Protection Plan and Notes5
10/19/2018321832772 · 360 FURMAN STREETOpen ↗
05/22/2018321730588 · 360 FURMAN STREETOpen ↗
03/20/2018123357928 · 28 5 AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWStreet Tree Checklist4
08/21/2026B01242633-P1 · 215 OVINGTON AVENUEOpen ↗
08/21/2026B01242876-P1 · 217 OVINGTON AVENUEOpen ↗
08/13/2026B01242633-I1 · 215 OVINGTON AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸BISEXCAVATION - SHEETING, SHORING, AND BRACING1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Environmental & Asbestos13
▸BISASBESTOS: CERTIFICATION (DEP ACP5)7
04/05/2019321832772 · 360 FURMAN STREETOpen ↗
10/19/2018321832772 · 360 FURMAN STREETOpen ↗
05/22/2018321730588 · 360 FURMAN STREETOpen ↗
Showing 3 of 7 on file for this type
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
08/21/2026B01242633-P1 · 215 OVINGTON AVENUEOpen ↗
08/21/2026B01242876-P1 · 217 OVINGTON AVENUEOpen ↗
08/13/2026B01044334-I1 · 360 FURMAN STREETOpen ↗
Showing 3 of 6 on file for this type
▸Energy Compliance17
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS7
06/07/2019321832772 · 360 FURMAN STREETOpen ↗
03/18/2019321730588 · 360 FURMAN STREETOpen ↗
10/19/2018321832772 · 360 FURMAN STREETOpen ↗
Showing 3 of 7 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS2
06/07/2019321832772 · 360 FURMAN STREETOpen ↗
03/18/2019321730588 · 360 FURMAN STREETOpen ↗
▸BISAIR SEALING AND INSULATION - VISUAL2
12/07/2023321629350 · 544 3 STREETOpen ↗
12/07/2023321629350 · 544 3 STREETOpen ↗
▸BISFENESTRATION AIR LEAKAGE1
12/07/2023321629350 · 544 3 STREETOpen ↗
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
12/07/2023321629350 · 544 3 STREETOpen ↗
▸BISFENESTRATION U-FACTOR & PRODUCT RATING1
12/07/2023321629350 · 544 3 STREETOpen ↗
▸BISFENESTRATION AREAS1
12/07/2023321629350 · 544 3 STREETOpen ↗
▸BISLIGHTING IN DWELLING UNITS1
12/07/2023321629350 · 544 3 STREETOpen ↗
▸BISENERGY CODE COMPLIANCE INSPECTIONS1
11/27/2023321629350 · 544 3 STREETOpen ↗
▸Inspections & Test Reports10
▸BISSTRUCTURAL STEEL - DETAILS2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY2
01/09/2024321629350 · 544 3 STREETOpen ↗
12/15/2023321629350 · 544 3 STREETOpen ↗
▸BISFIRE-RESISTIVE RATED CONSTRUCTION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISCONCRETE - CAST-IN-PLACE1
12/07/2023321629350 · 544 3 STREETOpen ↗
▸BISSTRUCTURAL STABILITY - ALTERATIONS OF EXISTING BUILDINGS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISFOOTING AND FOUNDATION INSPECTION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISSTRUCTURAL STEEL - HIGH STRENGTH BOLTING1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISSTRUCTURAL STEEL - WELDING1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Approvals, Objections & Sign-offs13
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST5
01/10/2024321629350 · 544 3 STREETOpen ↗
06/07/2019321832772 · 360 FURMAN STREETOpen ↗
03/18/2019321730588 · 360 FURMAN STREETOpen ↗
Showing 3 of 5 on file for this type
▸BISLANDMARKS APPROVAL4
10/15/2018321579305 · 10 MONTAGUE TERRACEOpen ↗
03/22/2018123357928 · 28 5 AVENUEOpen ↗
Showing 2 of 4 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION2
03/02/2018123357928 · 28 5 AVENUEOpen ↗
07/06/2017321579305 · 10 MONTAGUE TERRACEOpen ↗
▸BISLANDMARKS SIGNOFF1
12/11/2023321629350 · 544 3 STREETOpen ↗
▸BISFINAL1
12/07/2023321629350 · 544 3 STREETOpen ↗
▸Cost, Insurance & Ownership10
▸BISCOST AFFIDAVIT9
03/18/2019321730588 · 360 FURMAN STREETOpen ↗
11/02/2018321579305 · 10 MONTAGUE TERRACEOpen ↗
10/19/2018321832772 · 360 FURMAN STREETOpen ↗
Showing 3 of 9 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW31
12/14/2023321629350 · 544 3 STREETOpen ↗
▸Filing & Intake Forms17
▸BISADDITIONAL INFORMATION6
03/20/2018123357928 · 28 5 AVENUEOpen ↗
03/20/2018123357928 · 28 5 AVENUEOpen ↗
Showing 2 of 6 on file for this type
▸BISEFILING COVER SHEET6
03/02/2018123357928 · 28 5 AVENUEOpen ↗
Showing 1 of 6 on file for this type
▸BISBOROUGH INTAKE FORM5
06/07/2019321832772 · 360 FURMAN STREETOpen ↗
03/18/2019321730588 · 360 FURMAN STREETOpen ↗
11/02/2018321579305 · 10 MONTAGUE TERRACEOpen ↗
Showing 3 of 5 on file for this type
▸Other Documents6
▸DOB NOWProperty Ownership Certification4
08/21/2026B01242633-P1 · 215 OVINGTON AVENUEOpen ↗
08/21/2026B01242876-P1 · 217 OVINGTON AVENUEOpen ↗
Showing 2 of 4 on file for this type
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1
10/19/2018321832772 · 360 FURMAN STREETOpen ↗
▸BISSTRUCTURAL COLD-FORMED STEEL1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type