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Contractor
LIONSTONE DEVELOPERS LLC
General Contractor
5 jobs with open permitsBROOKLYN · 5
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4 of 5 buildings mapped
19
Total Filings
6
Jobs on File
5
Buildings Worked
5
Jobs w/ Open Permits
General Contractor
Primary Trade
Activity
Jobs by first filing month6 jobs all-time
0112Apr '24 · 1Jun '25 · 1Jul '25 · 1Aug '25 · 1Nov '25 · 1May '26 · 1Apr '24Jul '24Oct '24Jan '25Apr '25Jul '25Oct '25Jan '26Apr '26May '26
bars = month · line = 3-mo average
Portfolio status
Browse jobs →
Open permit583%
Signed off117%
By job type
New Building3
ALT-CO - New Building with Existing Elements to Remain1
Full Demolition1
Alteration1
Most active buildings
All buildings →
1128 38 STREETBROOKLYN · 2 open · latest 07/14/2026
2 jobs
1248 50 STREETBROOKLYN · 1 open · latest 07/29/2026
1 jobs
1137 61 STREETBROOKLYN · 1 open · latest 01/07/2026
1 jobs
1137 61 STREETBROOKLYN · latest 11/26/2025
1 jobs
BIN 34304721 open · latest 06/25/2026
1 jobs
Key relationships
Everyone →
Most recent jobs
All jobs →
JobAddressTypeStatusFiledLatest permitDescription
B01402545 ↗1248 50 STREET
BROOKLYN
New BuildingPermit Issued05/15/202607/29/2026FILING FOR FENCE JOB
B01278627 ↗1128 38 STREET
BROOKLYN
New BuildingPermit Issued08/28/202507/14/2026Structural plans filed in conjunction with application #B01278627-I1.
B01310062 ↗BIN 3430472New BuildingPermit Issued11/18/202506/25/2026PROPOSED SUPER STRUCTURE WORK FILING #B01310062-S4 IN CONJUNCTION WITH G/C FILING#B01310062-11
B01038431 ↗1137 61 STREET
BROOKLYN
ALT-CO - New Building with Existing Elements to RemainPermit Issued04/19/202401/07/2026SUPPORT OF EXCAVATION WORK FILED IN CONJUNCTION WITH NB APPLICATION NO.# B01038431-I1FOR NEW 3-STORY RESIDENTIAL STEEL & CFS BUILDING.. SUPP…
B01246067 ↗1137 61 STREET
BROOKLYN
Full DemolitionSigned-off06/25/202511/26/2025Filing for legalization for demolition of rear garage
B01252738 ↗1128 38 STREET
BROOKLYN
AlterationPermit Issued07/17/202511/03/2025PROPOSED CONSTRUCTION FENCE, NO CHANGE TO USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
Counts cover all 6 jobs (6 DOB NOW). Dated by first filing; BIS jobs by first permit issuance.
6 DOB NOW jobs, anchored the same way as Buildings Worked. Status is the job's permit state today: open = at least one permit currently issued. BIS jobs show their raw permit status and are not counted as open.
All 6Open permit 5Signed off 1
Any typeNew Building 3ALT-CO - New Building with Existing Elements to Remain 1Full Demolition 1Alteration 1
6 jobs
JobAddressTypeStatusFiledLatest permitDescription
B01402545 ↗1248 50 STREET
BROOKLYN
New BuildingPermit Issued05/15/202607/29/2026FILING FOR FENCE JOB
B01278627 ↗1128 38 STREET
BROOKLYN
New BuildingPermit Issued08/28/202507/14/2026Structural plans filed in conjunction with application #B01278627-I1.
B01310062 ↗BIN 3430472New BuildingPermit Issued11/18/202506/25/2026PROPOSED SUPER STRUCTURE WORK FILING #B01310062-S4 IN CONJUNCTION WITH G/C FILING#B01310062-11
B01038431 ↗1137 61 STREET
BROOKLYN
ALT-CO - New Building with Existing Elements to RemainPermit Issued04/19/202401/07/2026SUPPORT OF EXCAVATION WORK FILED IN CONJUNCTION WITH NB APPLICATION NO.# B01038431-I1FOR NEW 3-STORY RESIDENTIAL STEEL & CFS BUILDING.. SUPP…
B01246067 ↗1137 61 STREET
BROOKLYN
Full DemolitionSigned-off06/25/202511/26/2025Filing for legalization for demolition of rear garage
B01252738 ↗1128 38 STREET
BROOKLYN
AlterationPermit Issued07/17/202511/03/2025PROPOSED CONSTRUCTION FENCE, NO CHANGE TO USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
AL FFRED ARCHITECTURE PLLC209/29/2025
SH ENGINEERING PLLC206/18/2026
ELEVATED ENGINEERING NYC109/29/2025
MARK WEINBERGER ARCHITECT PLLC106/18/2026
MSM ENGINEERING SERVICES, PLLC108/18/2026
NY BUILDING ASSOCIATES INC103/18/2026
SOUTH BAY ENGINEERING PLLC107/17/2025
VASILIOS ARTEMIOU PE103/18/2026
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
COMPLETE PH DESIGN LLC103/18/2026
WIZ FIRE SPRINKLERS LLC103/18/2026
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
1128bsd llc308/18/2026
Lion Holdings 880 LLC106/18/2026
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
MISTER EXPEDITER308/18/2026
ACDE GROUP108/18/2026
ADVANCED BUILDERS SERVICES103/18/2026
AVALON DESIGNS INC106/18/2026
Click a row for this entity's own jobs, plans and documents at that building.
BuildingFilingsMost Recent
1128 38 STREET ↗808/26/2026
1248 50 STREET ↗107/30/2026
106 LAWRENCE AVENUE ↗307/08/2026
1137 61 STREET ↗607/08/2026
1137 61 STREET ↗104/09/2026
▾Documents — 175 on file (BIS + DOB NOW)
▸Plans & Drawings32
▸DOB NOWPlans/Sketch32
08/21/2026B01246067-I1Request digital key ↗
08/21/2026B01252738-I1Request digital key ↗
08/17/2026B01310062-P1Request digital key ↗
Showing 3 of 32 on file for this type
▸Zoning, Tax Lot & Property Records13
▸DOB NOWZoning Exhibit form (1-5)6
08/17/2026B01310062-P1Open ↗
08/15/2026B01402545-I1Open ↗
Showing 2 of 6 on file for this type
▸DOB NOWZD1: DOB Zoning Diagram6
08/17/2026B01310062-P1Open ↗
08/15/2026B01402545-I1Open ↗
Showing 2 of 6 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Seals & Professional Certifications68
▸DOB NOWDPL-1: Design Professional Seal & Signature28
08/21/2026B01252738-I1Open ↗
08/17/2026B01310062-I1Open ↗
08/17/2026B01402545-I1Open ↗
Showing 3 of 28 on file for this type
▸DOB NOWProgress Inspector Seal & Signature21
09/28/2026B01038431-I1Open ↗
09/28/2026B01038431-I1Open ↗
09/23/2026B01278627-S5Open ↗
Showing 3 of 21 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature19
09/28/2026B01038431-I1Open ↗
09/28/2026B01038431-I1Open ↗
09/23/2026B01278627-S5Open ↗
Showing 3 of 19 on file for this type
▸Trade Schedules & Equipment4
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸DOB NOWElectric Cut-Off1
08/13/2026B01246067-I1Open ↗
▸Safety & Tenant Protection8
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan4
08/15/2026B01402545-I1Open ↗
Showing 1 of 4 on file for this type
▸DOB NOWStreet Tree Checklist4
08/15/2026B01402545-I1Open ↗
Showing 1 of 4 on file for this type
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 8 on file for this type
▸DOB NOWRodent Control1
08/13/2026B01246067-I1Open ↗
▸Inspections & Test Reports18
▸DOB NOWSOIL REPORT9
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 9 on file for this type
▸DOB NOWTR4 Test Report and Plot Diagram7
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 7 on file for this type
▸DOB NOWTR4: Test Report and Plot Diagram1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWLegalization Inspection Report1
08/13/2026B01246067-I1Open ↗
▸Other Documents23
▸DOB NOWProperty Ownership Certification7
08/17/2026B01310062-P1Open ↗
08/15/2026B01402545-I1Open ↗
08/13/2026B01246067-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSite Survey: Initial6
08/17/2026B01310062-P1Open ↗
08/15/2026B01402545-I1Open ↗
Showing 2 of 6 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone6
08/15/2026B01402545-I1Open ↗
Showing 1 of 6 on file for this type
▸DOB NOWAdjoining Owners Notification3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸DOB NOWStructure Photographs1
08/13/2026B01246067-I1Open ↗