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Design Firm
KOYSMAN ENGINEERING PLLC
Design · filed under 2 names
8 projects with open permitsQUEENS · 13BROOKLYN · 11STATEN ISLAND · 7
31 buildings
52
Total Filings
35
Projects on File
31
Buildings Worked
8
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month35 projects all-time
0235May '19 · 1Jul '19 · 1Aug '19 · 1Mar '21 · 2Nov '21 · 2Mar '22 · 3Apr '22 · 1Jul '22 · 2Aug '22 · 4Sep '22 · 2Oct '22 · 1Dec '22 · 1Jan '23 · 1Mar '23 · 1May '23 · 1Oct '23 · 1Jan '24 · 1Apr '25 · 1Jun '25 · 1Jul '25 · 1Jan '26 · 1Feb '26 · 1Mar '26 · 1Jul '26 · 1Aug '26 · 22020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit823%
Signed off1131%
Filed only1646%
By project type
Alteration32
Alteration CO2
New Building1
Most active buildings
All buildings →
126 EAST 57 STREETMANHATTAN · latest 11/12/2021
2 projects
9524 FT HAMILTON PARKWAYBROOKLYN · latest 12/22/2022
2 projects
107-05 WREN PLACEQUEENS · 1 open · latest 08/19/2026
2 projects
190-20 108 ROADQUEENS · latest 02/04/2026
2 projects
421 EAST 106 STREETMANHATTAN · latest 05/30/2023
1 projects
ACADEMY STREETMANHATTAN · 1 open · latest 03/25/2026
1 projects
David Koysmanlatest 08/06/2026
41 filings
Filed under
KOYSMAN ENGINEERING PLLC45KOYSMAN ENGINEERING8
Identified by the contact ids of the people who file for the firm and by its email domain (koysman.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00813379 ↗4823 BEACH 48 STREET
BROOKLYN
Alteration COPermit Issued10/05/202309/03/2026STRUCTURAL SCOPE IN CONJUCTION WITH ALT-CO JOB NUMBER #B00813379-I1
Q00837292 ↗107-05 WREN PLACE
QUEENS
AlterationPermit Issued03/02/202308/19/2026Q116 - TCU REMOVALS/ PLAYGROUND REDEVELOPMENT
B01441783 ↗1601 AVENUE S
BROOKLYN
AlterationFiled — no permit on record08/07/2026——
B01441799 ↗1866 EAST 16 STREET
BROOKLYN
AlterationFiled — no permit on record08/07/2026——
Q01226807 ↗58-75 56 STREET
QUEENS
AlterationPermit Issued06/05/202508/06/2026Reroute existing sanitary and drainage piping, replace drains.
Q01432087 ↗85-52 85 STREET
QUEENS
AlterationFiled — no permit on record07/21/2026——
Counts cover all 35 projects (35 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Every person filing for this firm, identified by their DOB NOW contact id (one id is one person). A person is listed under the firm they file for most.
PersonFilingsMost recent
David Koysman4108/06/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
SHENOY ENGINEERING, P.C.508/10/2026
RKTB ARCHITECTS305/11/2026
ALBERT ARONOV ARCHITECT205/11/2026
IAQ SYSTEMS INC205/08/2026
JAMES A. CROCKER208/07/2026
SUSAN G. DOBAN205/08/2026
ANCORA ENGINEERING, PLLC108/10/2026
D&B ENGINEERS AND ARCHITECTS105/11/2026
FLORINELA MURESAN112/22/2025
IMC ARCHITECTURE DPC112/22/2025
INFINITY DESIGN CONSULTANT INC108/07/2026
RAJNIKANT DOSHI101/22/2026
RP ENGINEERING, PC105/11/2026
SILMAN109/26/2023
STEPHEN B JACOBS GROUP108/07/2026
STRUCTURAL ENGINEERING TECHNOLOGIES112/22/2025
THORNTON TOMASETTI105/11/2026
URBAHN ARCHITECTS101/22/2026
Withdrawn108/06/2025
YSRAEL A. SEINUK, P.C.109/30/2025
YU & ASSOCIATES108/10/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
SHINE CONSTRUCTION CORP405/09/2023
CHARLES J. DEHART JR P&H304/07/2022
FORSYTHE PLBG & HTG CORP209/30/2025
JASHLEY LLC203/15/2022
NAVILLUS TILE INC205/11/2026
S & L PLUMBING & HEATING205/11/2026
TARGET CONSTRUCTION LLC207/18/2022
ADAM'S EUROPEAN CONTRACTI109/30/2025
AIR-TEK MECHANICAL INC109/30/2025
ARANDA PLBG & HTG CORP105/26/2020
ARK SYSTEMS ELECTRIC CORP105/11/2026
BEST MECHANICAL SVCS INC112/22/2025
PRESTIGE PLBG & HTG INC105/26/2020
REMO CONSULTANTS LLC112/22/2025
RIGHTWAY PLBG AND HTG INC112/22/2025
SAMUEL & SONS P & H INC112/12/2022
SPENCER CONTRACTING, LLC105/08/2026
V. C. VITANZA SONS INC105/08/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NYC SCHOOL CONSTRUCTION808/07/2026
DEP705/09/2023
NYC SCHOOL CONSTRUCTION AUTHORITY508/10/2026
NARROWS MANAGEMENT OF BAY RIDGE INC212/12/2022
NYCSCA209/30/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ALBERT ARONOV ARCHITECT605/11/2026
ABEL BAINNSON BUTZ, LLP308/07/2026
JM ZONING, LLC.305/11/2026
DOMANI CONSULTING211/12/2021
JOYA EXPEDITING203/09/2022
PRECISION 3SIXTY NYC, INC208/10/2026
BROMARK CONSULTING SERVICES105/11/2026
CONVERSANO ASSOCIATES, INC.103/22/2021
CORE CONSULTANTS NYC112/22/2025
DEP103/15/2022
DOBAN ARCHITECTURE109/26/2023
THE STEPHEN B. JACOBS GROUP PC108/07/2026
URBAHN ARCHITECTS101/22/2026
35 DOB NOW 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 35Open permit 8Signed off 11Filed only 16
Any typeAlteration 32Alteration CO 2New Building 1
35 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00813379 ↗4823 BEACH 48 STREET
BROOKLYN
Alteration COPermit Issued10/05/202309/03/2026STRUCTURAL SCOPE IN CONJUCTION WITH ALT-CO JOB NUMBER #B00813379-I1
Q00837292 ↗107-05 WREN PLACE
QUEENS
AlterationPermit Issued03/02/202308/19/2026Q116 - TCU REMOVALS/ PLAYGROUND REDEVELOPMENT
B01441783 ↗1601 AVENUE S
BROOKLYN
AlterationFiled — no permit on record08/07/2026——
B01441799 ↗1866 EAST 16 STREET
BROOKLYN
AlterationFiled — no permit on record08/07/2026——
Q01226807 ↗58-75 56 STREET
QUEENS
AlterationPermit Issued06/05/202508/06/2026Reroute existing sanitary and drainage piping, replace drains.
Q01432087 ↗85-52 85 STREET
QUEENS
AlterationFiled — no permit on record07/21/2026——
Q08012928 ↗107-05 WREN PLACE
QUEENS
New BuildingPermit Issued10/04/202205/12/2026Q116 - SUB-SLAB DEPRESSURIZATION SYSTEM
M00994945 ↗ACADEMY STREET
MANHATTAN
AlterationPermit Issued01/30/202403/25/2026
Owner NYCSCA
Removing and reinstall roof exhaust fan due to parapet and roof replacements. Installation of new exhaust fan in select locations.
B01366001 ↗676 LINDEN BOULEVARD
BROOKLYN
AlterationFiled — no permit on record03/04/2026——
Q01336978 ↗190-20 108 ROAD
QUEENS
AlterationFiled — no permit on record02/04/2026——
S01345170 ↗80 SOUTH GOFF AVENUE
STATEN ISLAND
AlterationFiled — no permit on record01/16/2026——
B08047450 ↗235 PALMETTO STREET
BROOKLYN
AlterationPermit Issued12/08/202212/16/2025SLAB CUT AND TRENCHING FOR NEW MEP RUNS
Q01243594 ↗190-20 108 ROAD
QUEENS
AlterationFiled — no permit on record07/23/2025——
Q01203814 ↗56-37 58 AVENUE
QUEENS
AlterationFiled — no permit on record04/22/2025——
B00773661 ↗271 LORIMER STREET
BROOKLYN
AlterationSigned-off07/18/202202/09/2024INSTALL CURB CUT AS PER PLANS FILED
B00729050 ↗275 LORIMER STREET
BROOKLYN
AlterationSigned-off07/18/202202/08/2024PROPOSED 18' CURB CUT AS PER PLANS FILED. FILED IN CONJUNCTION WITH NB #B00665500
M00881982 ↗421 EAST 106 STREET
MANHATTAN
AlterationFiled — no permit on record05/30/2023—
Owner NYCSCA
—
Q00810648 ↗107-05 WREN PLACE
QUEENS
AlterationFiled — no permit on record01/17/2023——
B08012475 ↗9524 FT HAMILTON PARKWAY
BROOKLYN
AlterationSigned-off09/30/202212/22/2022Plumbing work associated with laundry room located in the cellar of the building. This filing is for obtaining a plumber permit so the contr…
Q00788326 ↗629 WEST ROAD
QUEENS
AlterationSigned-off08/08/202212/08/2022
Owner DEP
Convert from 1 hour fire rated underbelly to 2 hour fire rated underbelly. As part of the BIB APP-001279
S00788352 ↗296 ADAMS AVENUE
STATEN ISLAND
AlterationSigned-off08/08/202212/08/2022Convert from 1 hour fire rated underbelly to 2 hour fire rated underbelly. As part of the BIB APP-005095
S08003676 ↗28 TOPPING STREET
STATEN ISLAND
AlterationSigned-off09/14/202212/08/2022Convert from 1 hour fire rated underbelly to 2 hour fire rated underbelly. As part of the BIB APP-000729
S00780014 ↗33 ROBINSON AVENUE
STATEN ISLAND
Alteration COPermit Issued08/01/202209/20/2022
Owner DEP
Relocation of stair and RAR lift to accommodate an existing legal parking spot.
S00713943 ↗18 NEUTRAL AVENUE
STATEN ISLAND
AlterationSigned-off04/07/202208/25/2022
Owner DEP
BIB WORK APP-000422 FILLING HERE WITH SPRINKLER APPLICATION IN CONJUNCTION WITH ALT- 540090836 TO ELEVATE HOUSE
B00788031 ↗9524 FT HAMILTON PARKWAY
BROOKLYN
AlterationFiled — no permit on record08/05/2022——
S00690001 ↗62 MILBANK ROAD
STATEN ISLAND
AlterationSigned-off03/15/202205/06/2022
Owner DEP
Contractor JASHLEY LLC
Convert from 1 hour fire rated underbelly to 2 hour fire rated underbelly. As part of the BIB APP-023008
S00692109 ↗30 MILBANK ROAD
STATEN ISLAND
AlterationSigned-off03/15/202205/06/2022
Owner DEP
Contractor JASHLEY LLC
Filer DEP
Convert from 1 hour fire rated underbelly to 2 hour fire rated underbelly. As part of the BIB APP-000339
Q00685744 ↗10 WEST 15 ROAD
QUEENS
AlterationSigned-off03/09/202205/05/2022
Owner DEP
BIB WORK APP-003683 FILLING WITH SPRINKLER APPLICATION IN CONJUNCTION WITH ALT-2 440258347 TO ELEVATE HOUSE as per GCL 36 requirement
M00629738 ↗126 EAST 57 STREET
MANHATTAN
AlterationFiled — no permit on record11/12/2021——
M00629767 ↗126 EAST 57 STREET
MANHATTAN
AlterationFiled — no permit on record11/12/2021——
Q00487912 ↗102-18 164 ROAD
QUEENS
AlterationSigned-off03/18/202105/06/2021
Owner DEP
BIB WORK APP-008745 WITH FILLING SPRINKLER APPLICATION IN CONJUNCTION WITH ALT-2 440155449 TO ELEVATE HOUSE
Q00203202 ↗183-09 141 AVENUE
QUEENS
AlterationPermit Issued08/12/201905/04/2021
Contractor RJ BRUNO INC
Replacement of the existing water heater and boiler
Q00479476 ↗85-70 148 STREET
QUEENS
AlterationFiled — no permit on record03/22/2021——
B00192556 ↗209 EAGLE STREET
BROOKLYN
AlterationFiled — no permit on record07/16/2019———
B00162809 ↗1840 EAST 18 STREET
BROOKLYN
AlterationFiled — no permit on record05/09/2019———
Scope of Work
HVAC — 3 projects · most recent 05/11/2026
Ventilation Systems Air Conditioning Systems Heating and Air Conditioning Systems Heating Systems Others Refrigeration Systems
Sprinkler / Standpipe — 1 project · most recent 12/22/2025
Sprinkler System
Plumbing — 17 projects · most recent 08/10/2026
Storm Water/Sanitary Gas
Electrical — 1 project · most recent 10/10/2024
No specific sub-scope on file — project count only.
Structural — 11 projects · most recent 08/10/2026
Concrete Steel Masonry Wood
Solar — 1 project · most recent 05/11/2026
No specific sub-scope on file — project count only.
▾Documents — 745 on file (BIS + DOB NOW)
▸Plans & Drawings114
▸DOB NOWPlans/Sketch109
Showing 3 of 109 on file for this type
▸DOB NOWPlans/Sketch - Curb Cut3
09/02/2026B00192556-I1 · 209 EAGLE STREETRequest digital key ↗
09/01/2026B00162809-I1 · 1840 EAST 18 STREETOpen ↗
▸DOB NOWPlans/Sketch - Plumbing2
Showing 1 of 2 on file for this type
▸Applications & Permits3
▸DOB NOWDEP Stormwater Construction Permit3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸Zoning, Tax Lot & Property Records15
▸DOB NOWZoning Exhibit form (1-5)5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸DOB NOWZD1: DOB Zoning Diagram5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp3
08/13/2026S00780014-I1 · 33 ROBINSON AVENUEOpen ↗
Showing 1 of 3 on file for this type
▸DOB NOWZD1 DOB Zoning 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 NOWRestrictive Declaration/Easement 11
08/13/2026B00729050-I1 · 275 LORIMER STREETOpen ↗
▸Seals & Professional Certifications256
▸DOB NOWDPL-1: Design Professional Seal & Signature112
09/03/2026M00629738-I1 · 126 EAST 57 STREETOpen ↗
09/02/2026B00162809-I1 · 1840 EAST 18 STREETOpen ↗
08/28/2026Q00203202-P1 · 183-09 141 AVENUEOpen ↗
Showing 3 of 112 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature78
09/29/2026Q00685744-I1 · 10 WEST 15 ROADOpen ↗
09/29/2026Q08012928-P4 · 107-05 WREN PLACEOpen ↗
09/24/2026B00813379-S7 · 4823 BEACH 48 STREETOpen ↗
Showing 3 of 78 on file for this type
▸DOB NOWProgress Inspector Seal & Signature66
09/29/2026Q08012928-P4 · 107-05 WREN PLACEOpen ↗
09/29/2026Q08012928-P4 · 107-05 WREN PLACEOpen ↗
09/23/2026B00813379-S3 · 4823 BEACH 48 STREETOpen ↗
Showing 3 of 66 on file for this type
▸Trade Schedules & Equipment6
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸Safety & Tenant Protection18
▸DOB NOWStreet Tree Checklist11
09/01/2026Q08012928-I1 · 107-05 WREN PLACEOpen ↗
08/13/2026S00780014-P1 · 33 ROBINSON AVENUEOpen ↗
08/13/2026S00780014-P2 · 33 ROBINSON AVENUEOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸DOB NOWTenant Protection Plan3
08/13/2026B00192556-I1 · 209 EAGLE STREETOpen ↗
Showing 1 of 3 on file for this type
▸DOB NOWStreet Trees Site Plan1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Environmental & Asbestos24
▸DOB NOWDEP ACP-5: Asbestos Assessment Report19
08/19/2026Q01243594-I1 · 190-20 108 ROADOpen ↗
08/19/2026Q01243594-S1 · 190-20 108 ROADOpen ↗
08/13/2026Q00487912-P1 · 102-18 164 ROADOpen ↗
Showing 3 of 19 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form5
08/26/2026Q00685744-I1 · 10 WEST 15 ROADOpen ↗
08/15/2026Q00479476-I1 · 85-70 148 STREETOpen ↗
08/14/2026S00692109-I1 · 30 MILBANK ROADOpen ↗
Showing 3 of 5 on file for this type
▸Inspections & Test Reports13
▸DOB NOWSOIL 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 NOWTR4 Test Report and Plot Diagram5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸Approvals, Objections & Sign-offs176
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter89
08/27/2026M00994945-S5 · ACADEMY STREETOpen ↗
08/25/2026Q00837292-S1 · 107-05 WREN PLACEOpen ↗
08/25/2026Q00837292-S2 · 107-05 WREN PLACEOpen ↗
Showing 3 of 89 on file for this type
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)72
08/27/2026M00994945-S5 · ACADEMY STREETOpen ↗
08/25/2026Q00837292-I1 · 107-05 WREN PLACEOpen ↗
08/22/2026B01441783-S4 · 1601 AVENUE SOpen ↗
Showing 3 of 72 on file for this type
▸DOB NOWDEP Variance (V5) letter12
08/27/2026M00994945-S2 · ACADEMY STREETOpen ↗
08/27/2026M00994945-S3 · ACADEMY STREETOpen ↗
08/27/2026M00994945-S4 · ACADEMY STREETOpen ↗
Showing 3 of 12 on file for this type
▸DOB NOWDesign Commission Sign Off City Owned (Exterior Work)3
08/15/2026B01366001-S2 · 676 LINDEN BOULEVARDOpen ↗
08/13/2026B01366001-I1 · 676 LINDEN BOULEVARDOpen ↗
08/13/2026B01366001-S1 · 676 LINDEN BOULEVARDOpen ↗
▸Other Documents120
▸DOB NOWNYCSCA - BCC Plan Examination Transmittal79
08/27/2026M00994945-S5 · ACADEMY STREETOpen ↗
08/25/2026Q00837292-I1 · 107-05 WREN PLACEOpen ↗
08/22/2026B01441783-S4 · 1601 AVENUE SOpen ↗
Showing 3 of 79 on file for this type
▸DOB NOWPlot Diagram8
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 8 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone7
09/01/2026Q08012928-I1 · 107-05 WREN PLACEOpen ↗
Showing 1 of 7 on file for this type
▸DOB NOWSite Survey: Initial6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸DOB NOWAdjoining Owners Notification6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸DOB NOWPARTIAL DEMO: 10-DAY Notice3
08/27/2026M00994945-S5 · ACADEMY STREETOpen ↗
Showing 1 of 3 on file for this type
▸DOB NOWProperty Ownership Certification2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWNYCSCA Exhibit 22
08/16/2026B01441783-I1 · 1601 AVENUE SOpen ↗
Showing 1 of 2 on file for this type
▸DOB NOWProof of Historic Building2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWFEMA Elevation Certificate (086-0-33)/Flood Proofing Certificate (086-0-34)2
08/13/2026Q00685744-I1 · 10 WEST 15 ROADOpen ↗
08/13/2026S00713943-I1 · 18 NEUTRAL AVENUEOpen ↗
▸DOB NOWFull Demo: 10-Day Notice1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWFinal Survey1
08/13/2026S00780014-I1 · 33 ROBINSON AVENUEOpen ↗
▸DOB NOWFee Exempt Supporting Document - DOF Property Tax Assessment Roll1
08/13/2026Q01243594-S2 · 190-20 108 ROADOpen ↗