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Design Firm
DEROSIER ENGINEERING, LLC
Design
8 projects with open permitsBROOKLYN · 12MANHATTAN · 8QUEENS · 7
28 buildings
44
Total Filings
33
Projects on File
28
Buildings Worked
8
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month33 projects all-time
0235Jul '18 · 1Apr '19 · 2Dec '19 · 1Mar '20 · 1May '20 · 2Jun '20 · 1Aug '20 · 2Mar '21 · 1Jul '21 · 3Aug '21 · 3Mar '22 · 1Oct '22 · 2Mar '23 · 1Apr '23 · 1Aug '23 · 1Jan '24 · 1Aug '24 · 4Jan '25 · 1Jun '25 · 3Jul '25 · 12019202020212022202320242025
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit824%
Signed off1855%
Filed only721%
By project type
Alteration27
New Building5
Alteration CO1
Most active buildings
All buildings →
542 WEST 22 STREETMANHATTAN · latest 01/25/2022
2 projects
346 CONVENT AVENUEMANHATTAN · latest 01/23/2025
2 projects
4100 LOWERRE PLACEBRONX · latest 06/05/2025
2 projects
130 HOPE STREETBROOKLYN · latest 04/18/2019
2 projects
72-01 QUEENS BOULEVARDQUEENS · 1 open · latest 02/27/2024
2 projects
37 PARK TERRACE EASTMANHATTAN · latest 05/31/2024
1 projects
Key relationships
Everyone →
Jeffrey Derosierlatest 06/09/2026
27 filings
Filed under
DEROSIER ENGINEERING, LLC44
Identified by the contact ids of the people who file for the firm and by its email domain (derosierengineering.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M08028552 ↗101 EAST 118 STREET
MANHATTAN
New BuildingPermit Issued10/31/202209/09/2026PROPOSE STRUCTURAL SCOPE OF WORKS IN CONJUNCTION WITH 20-STORY NB # M08028552-I1.
B01098556 ↗1570 ROCKAWAY PARKWAY
BROOKLYN
New BuildingPermit Issued08/29/202409/01/2026RELATED SPRINKLER FOR THE NEW BUILDING.
B01091942 ↗CREAMER STREET
BROOKLYN
AlterationSigned-off08/09/202406/03/2026application filed for curb cut
Q00682330 ↗29-26 40 AVENUE
QUEENS
New BuildingPermit Issued03/04/202205/12/2026
Owner SBGC LLC
Structural work as per plans.
X01206862 ↗4361 KATONAH AVENUE
BRONX
Alteration COPermit Issued07/31/202504/07/2026Support of excavation (Berming, sloping, benching) associated with the parking lot.
Q01068161 ↗14-01 ASTORIA BOULEVARD
QUEENS
AlterationPermit Issued08/19/202403/06/2026ALTERATIONS TO ENTRY PLAZA INCLUDING CONSTRUCTION OF A NEW RAMP / STAIR.
Counts cover all 33 projects (33 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
Jeffrey Derosier2706/09/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HUDSON BLACK INC303/11/2024
SBGC LLC306/23/2026
EUROSTRUCT INC208/10/2021
A M B MECHANICAL INC106/23/2026
ABCO-PEERLESS SPRKLR CORP102/21/2025
ADELPHI RESTORATION CORP108/22/2024
BANCKER PLUMBING CORP102/21/2025
BLAZE PLUMBING & HEATING108/22/2024
CAPITAL CONTR P&H CORP112/16/2019
DYNAMIC HOISTING SCAFF IN107/16/2026
EXPRESS BUILDERS JB, INC108/09/2024
FOUNDATIONS GROUP I, INC107/10/2018
G.N.T. MECHANICAL LLC107/16/2026
GALAXY G.C. GROUP, LLC106/12/2020
HIGH QUALITY RENOVATION I104/29/2025
IPS PLUMBING CORP101/25/2024
JKT CONSTRUCTION INC103/10/2020
JOBCO INCORPORATED108/19/2024
LIC 40TH ENTERPRISE LLC106/23/2026
M&T PLBG AND HTG CO., INC102/21/2025
M. SPINELLI PLB & HTG INC103/11/2024
MB MECHANICAL OF NY INC107/16/2026
MEGA CONTRACTING GP LLC107/16/2026
METFLOW FIRE CONTROL LLC109/08/2025
METFLOW MECHANICAL LLC109/08/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
346 CONVENT AVE204/29/2025
HAKIMIAN208/24/2020
AZIMUTH DEVELOPMENT GROUP LLC101/25/2024
BARBERRY ROSE MANAGEMENT CO. INC.103/11/2024
MAIDEN & NASSAU LLC103/29/2021
MOORE GROUP CORP107/16/2026
ROBERT E. HILL, INC.108/22/2024
SBGC LLC106/23/2026
SUMAIDA+KHURANA107/10/2018
Timbale Terrace HDFC107/16/2026
USA OUTREACH PRIORITY 1109/08/2025
VARIETY BOYS AND GIRLS CLUB OF QUEE108/07/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
J. CALLAHAN CONSULTING, INC.303/02/2026
BMB BUILDING CONSULTING INC.208/07/2026
DHD ARCHITECTURE, PC204/29/2025
J.A. EXPEDITING, LLC203/11/2024
JAM CONSULTANTS, INC.202/21/2025
WILLIAM VITACCO ASSOCIATES206/23/2026
ADAM MAISER108/19/2024
DVA Advisors106/23/2026
EXPEDIA BUILDING SOLUTION109/08/2025
JM ZONING, LLC.101/25/2024
LOMBARDO PROFESSIONAL ENGINEERING107/16/2026
METROPOLIS GROUP INC107/30/2021
MUNICIPAL BUILDING CONSULTANTS108/22/2024
Rigid Structural Design, LLC107/16/2026
33 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 33Open permit 8Signed off 18Filed only 7
Any typeAlteration 27New Building 5Alteration CO 1
33 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M08028552 ↗101 EAST 118 STREET
MANHATTAN
New BuildingPermit Issued10/31/202209/09/2026PROPOSE STRUCTURAL SCOPE OF WORKS IN CONJUNCTION WITH 20-STORY NB # M08028552-I1.
B01098556 ↗1570 ROCKAWAY PARKWAY
BROOKLYN
New BuildingPermit Issued08/29/202409/01/2026RELATED SPRINKLER FOR THE NEW BUILDING.
B01091942 ↗CREAMER STREET
BROOKLYN
AlterationSigned-off08/09/202406/03/2026application filed for curb cut
Q00682330 ↗29-26 40 AVENUE
QUEENS
New BuildingPermit Issued03/04/202205/12/2026
Owner SBGC LLC
Structural work as per plans.
X01206862 ↗4361 KATONAH AVENUE
BRONX
Alteration COPermit Issued07/31/202504/07/2026Support of excavation (Berming, sloping, benching) associated with the parking lot.
Q01068161 ↗14-01 ASTORIA BOULEVARD
QUEENS
AlterationPermit Issued08/19/202403/06/2026ALTERATIONS TO ENTRY PLAZA INCLUDING CONSTRUCTION OF A NEW RAMP / STAIR.
Q01154124 ↗12-13 BAY 25 STREET
QUEENS
New BuildingPermit Issued01/06/202501/02/2026
Contractor RAY BUILDERS INC
NEW TWO STORY SCHOOL WITH A PARTIAL CELLAR HEREWITH BEING CONSTRUCTED.
X01084504 ↗2530 INDEPENDENCE AVENUE
BRONX
AlterationSigned-off08/19/202411/17/2025RELOCATION OF 1 EXTERIOR DRAIN AND ASSOCIATED PIPING AND THE REPLACEMENT OF 1 EXISTING DRAIN.AS PER PLANS FILED HEREWITH. NO CHANGE TO USE, …
B01235555 ↗360 IRVING AVENUE
BROOKLYN
AlterationFiled — no permit on record06/14/2025———
X01143775 ↗4100 LOWERRE PLACE
BRONX
AlterationFiled — no permit on record06/05/2025——
X01145218 ↗4100 LOWERRE PLACE
BRONX
AlterationFiled — no permit on record06/03/2025——
B00351497 ↗1038 BROADWAY
BROOKLYN
AlterationSigned-off06/12/202001/27/2025Install new curb cut in conjunction with NB#321589125
M00526829 ↗346 CONVENT AVENUE
MANHATTAN
AlterationSigned-off07/08/202101/23/2025Foundation, earthwork and structural work in rear yard. No change in use, occupancy and egress.
M00994371 ↗37 PARK TERRACE EAST
MANHATTAN
AlterationSigned-off01/25/202405/31/2024Site Plumbing work related to the renovation and bulkhead enlargement of the existing school building as per plans
B00898766 ↗559 FULTON STREET
BROOKLYN
AlterationSigned-off08/30/202304/24/2024
Contractor HUDSON BLACK INC
Installation of Construction Fence as per plans. No change in use, egress, or occupancy.
Q00368568 ↗72-01 QUEENS BOULEVARD
QUEENS
AlterationPermit Issued08/24/202002/27/2024
Owner HAKIMIAN
Contractor SBGC LLC
Curb cut filed in conjunction with New Building application #420666283.
M00524532 ↗346 CONVENT AVENUE
MANHATTAN
AlterationSigned-off07/13/202102/01/2024Proposed new area drains and new trap on stop drainage at open space. Plumbing work. No change in use, occupancy or egress.
S00272346 ↗475 SEAVIEW AVENUE
STATEN ISLAND
AlterationSigned-off12/16/201907/13/2023Northwell Health: Staten Island University Hospital: plumbing site work in conjunction with new 3rd floor Cancer Center addition; no change …
B00832701 ↗29 TIFFANY PLACE
BROOKLYN
AlterationPermit Issued03/17/202304/18/2023BUILDING MAINTENANCE ACCESS GATE INSTALLATION TO AN EXISTING FREE STANDING BRICK WALL AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B00855671 ↗6101 18 AVENUE
BROOKLYN
AlterationSigned-off04/10/202304/12/2023
Contractor HUDSON BLACK INC
INSTALLATION OF CONSTRUCTION FENCE. ALL WORK AS PER PLANS FILED HEREWITH.
Q08025120 ↗21-12 30 ROAD
QUEENS
New BuildingFiled — no permit on record10/26/2022——
B00343622 ↗218 CLARKSON AVENUE
BROOKLYN
AlterationSigned-off05/05/202005/13/2022Install 17 ft. curb cut to provide access to parking garage as per plans filed. No change to use, egress or occupancy. Filed in conjunction …
S00563915 ↗RICHMOND AVENUE
STATEN ISLAND
AlterationSigned-off07/30/202102/23/2022INSTALLATION OF CONSTRUCTION FENCE FILED IN CONJUNCTION WITH NB #510115830
M00568950 ↗542 WEST 22 STREET
MANHATTAN
AlterationSigned-off08/10/202101/25/2022
Contractor EUROSTRUCT INC
Installation of curb cut A for a driveway to provide loading access at Gallery space.
M00569330 ↗542 WEST 22 STREET
MANHATTAN
AlterationSigned-off08/10/202101/25/2022
Contractor EUROSTRUCT INC
Installation of curb cut B for a driveway to provide loading access at Gallery space.
B00584500 ↗5001 AVENUE L
BROOKLYN
AlterationSigned-off08/31/202108/31/2021
Contractor HUDSON BLACK INC
INSTALLATION OF CONSTRUCTION FENCE AS PER PLANS.
M00359175 ↗48 JOHN STREET
MANHATTAN
AlterationSigned-off03/29/202108/26/2021Plumbing work associated with renovation of existing churchyard. No change in use, egress, or occupancy.
Q00260357 ↗39-40 30 STREET
QUEENS
AlterationSigned-off05/15/202005/25/2021
Contractor SBGC LLC
Curb Cut being filed in conjunction with New Building application 420666032.
B00307408 ↗CARROLL STREET
BROOKLYN
AlterationSigned-off03/10/202004/06/202113' Curb Cut Adjacent to 497 Entry
M00048848 ↗611 WEST 56TH STREET
MANHATTAN
AlterationSigned-off07/10/201811/27/2020Installation of curb cut in conjunction with NB# 121190585
Q00368574 ↗72-01 QUEENS BOULEVARD
QUEENS
AlterationFiled — no permit on record08/24/2020—
Owner HAKIMIAN
—
B00148943 ↗130 HOPE STREET
BROOKLYN
AlterationFiled — no permit on record04/18/2019———
B00149018 ↗130 HOPE STREET
BROOKLYN
AlterationFiled — no permit on record04/18/2019———
Scope of Work
HVAC — 4 projects · most recent 07/16/2026
Heating and Air Conditioning Systems Ventilation Systems Air Conditioning Systems Heating Systems
Sprinkler / Standpipe — 3 projects · most recent 08/07/2026
Sprinkler System
Plumbing — 5 projects · most recent 07/16/2026
Storm Water/Sanitary Gas
Electrical — 1 project · most recent 05/07/2026
No specific sub-scope on file — project count only.
Structural — 7 projects · most recent 08/07/2026
Concrete Steel Masonry Wood
Fence / Scaffold / Sign / Shed — 2 projects · most recent 07/16/2026
Sidewalk Shed Fence
Earthwork — 2 projects · most recent 07/16/2026
Earthwork Dewatering
▾Documents — 693 on file (BIS + DOB NOW)
▸Plans & Drawings129
▸DOB NOWPlans/Sketch119
Showing 3 of 119 on file for this type
▸DOB NOWPlans/Sketch - Curb Cut8
09/02/2026B00148943-I1 · 130 HOPE STREETRequest digital key ↗
09/02/2026B00149018-I1 · 130 HOPE STREETRequest digital key ↗
09/02/2026B00307408-I1 · CARROLL STREETRequest digital key ↗
Showing 3 of 8 on file for this type
▸DOB NOWPlans/Sketch - Plumbing2
09/04/2026M00359175-I1 · 48 JOHN STREETRequest digital key ↗
▸Applications & Permits15
▸DOB NOWLPC Approval/Permit8
09/03/2026M00526829-P3 · 346 CONVENT AVENUEOpen ↗
09/03/2026M00526829-P2 · 346 CONVENT AVENUEOpen ↗
08/13/2026M00524532-P2 · 346 CONVENT AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWDEP Stormwater Construction Permit6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸DOB NOWHPD - Permit Notice1
On file, but not among the 200 most recently loaded documents for this source.
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▸Zoning, Tax Lot & Property Records44
▸DOB NOWZD1: DOB Zoning Diagram14
On file, but not among the 200 most recently loaded documents for this source.
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▸DOB NOWZoning Exhibit form (1-5)12
On file, but not among the 200 most recently loaded documents for this source.
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▸DOB NOWRestrictive Declaration/Easement 112
08/16/2026Q08025120-P2 · 21-12 30 ROADOpen ↗
08/16/2026Q08025120-P1 · 21-12 30 ROADOpen ↗
Showing 2 of 12 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸Seals & Professional Certifications285
▸DOB NOWDPL-1: Design Professional Seal & Signature124
09/03/2026M00526829-P3 · 346 CONVENT AVENUEOpen ↗
09/03/2026M00526829-P2 · 346 CONVENT AVENUEOpen ↗
09/03/2026M00526829-P1 · 346 CONVENT AVENUEOpen ↗
Showing 3 of 124 on file for this type
▸DOB NOWProgress Inspector Seal & Signature98
09/27/2026Q00682330-Z3 · 29-26 40 AVENUEOpen ↗
09/27/2026Q00682330-Z3 · 29-26 40 AVENUEOpen ↗
09/27/2026Q00682330-Z3 · 29-26 40 AVENUEOpen ↗
Showing 3 of 98 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature63
09/27/2026Q00682330-Z3 · 29-26 40 AVENUEOpen ↗
09/27/2026Q00682330-Z3 · 29-26 40 AVENUEOpen ↗
09/15/2026M00526829-P1 · 346 CONVENT AVENUEOpen ↗
Showing 3 of 63 on file for this type
▸Trade Schedules & Equipment15
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)12
09/01/2026M08028552-I1 · 101 EAST 118 STREETOpen ↗
Showing 1 of 12 on file for this type
▸DOB NOWStandpipe Alarms Drawings3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸Safety & Tenant Protection25
▸DOB NOWStreet Tree Checklist14
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 14 on file for this type
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan7
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 7 on file for this type
▸DOB NOWHPD-1: Anti-Harassment Area Checklist2
08/13/2026M00569330-I1 · 542 WEST 22 STREETOpen ↗
08/13/2026M00568950-I1 · 542 WEST 22 STREETOpen ↗
▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist1
08/13/2026M00048848-I1 · 611 WEST 56TH STREETOpen ↗
▸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 & Asbestos55
▸DOB NOWOER: Notice to Proceed29
08/16/2026Q08025120-P2 · 21-12 30 ROADOpen ↗
08/13/2026Q00368574-I1 · 72-01 QUEENS BOULEVARDOpen ↗
08/13/2026M00048848-I1 · 611 WEST 56TH STREETOpen ↗
Showing 3 of 29 on file for this type
▸DOB NOWDEP ACP-5: Asbestos Assessment Report17
09/03/2026M00526829-P3 · 346 CONVENT AVENUEOpen ↗
09/03/2026M00526829-P2 · 346 CONVENT AVENUEOpen ↗
09/03/2026M00526829-P4 · 346 CONVENT AVENUEOpen ↗
Showing 3 of 17 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form5
On file, but not among the 200 most recently loaded documents for this source.
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▸DOB NOWOER: Notice of Satisfaction4
On file, but not among the 200 most recently loaded documents for this source.
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▸Inspections & Test Reports9
▸DOB NOWSOIL REPORT5
08/16/2026Q08025120-P2 · 21-12 30 ROADOpen ↗
Showing 1 of 5 on file for this type
▸DOB NOWTR4 Test Report and Plot Diagram3
On file, but not among the 200 most recently loaded documents for this source.
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▸DOB NOWConcrete Testing Exception Report1
On file, but not among the 200 most recently loaded documents for this source.
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▸Approvals, Objections & Sign-offs70
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter56
08/28/2026M00994371-I1 · 37 PARK TERRACE EASTOpen ↗
08/28/2026M00994371-S1 · 37 PARK TERRACE EASTOpen ↗
08/26/2026S00272346-I1 · 475 SEAVIEW AVENUEOpen ↗
Showing 3 of 56 on file for this type
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)12
08/13/2026Q01068161-I1 · 14-01 ASTORIA BOULEVARDOpen ↗
08/13/2026B01235555-I1 · 360 IRVING AVENUEOpen ↗
08/13/2026X01143775-I1 · 4100 LOWERRE PLACEOpen ↗
Showing 3 of 12 on file for this type
▸DOB NOWSupersede Letter2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸Other Documents46
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone12
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 12 on file for this type
▸DOB NOWSite Survey: Initial11
On file, but not among the 200 most recently loaded documents for this source.
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▸DOB NOWProperty Ownership Certification11
On file, but not among the 200 most recently loaded documents for this source.
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▸DOB NOWAdjoining Owners Notification8
08/22/2026B01098556-S2 · 1570 ROCKAWAY PARKWAYOpen ↗
Showing 1 of 8 on file for this type
▸DOB NOWProof of Historic Building1
08/13/2026X01145218-I1 · 4100 LOWERRE PLACEOpen ↗
▸DOB NOWMultiple Dwelling Special District Feasibility of Government Funded Rehabilitation1
08/13/2026M00048848-I1 · 611 WEST 56TH STREETOpen ↗
▸DOB NOWProject Specific General Liability (PGL1)1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWMultiple Dwelling Special District Notice to Community Board1
08/13/2026M00048848-I1 · 611 WEST 56TH STREETOpen ↗