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Design Firm
ENSIGN ENGINEERING, P.C.
Design
8 jobs with open permitsMANHATTAN · 24BRONX · 11BROOKLYN · 6
26 of 27 buildings mapped
94
Total Filings
46
Jobs on File
27
Buildings Worked
8
Jobs w/ Open Permits
Design
Role
Activity
Jobs by first filing month46 jobs all-time
0257Jan '20 · 2May '20 · 1Oct '20 · 2Nov '20 · 1Dec '20 · 1Mar '21 · 2Jun '21 · 1Aug '21 · 4Sep '21 · 1Feb '22 · 1Mar '22 · 2Jun '22 · 6Oct '22 · 1Mar '23 · 2Apr '23 · 4Jun '23 · 1Jan '24 · 1Feb '24 · 1Oct '24 · 2Nov '24 · 1Feb '25 · 1May '25 · 1Sep '25 · 2Mar '26 · 1Jul '26 · 1Aug '26 · 32020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse jobs →
Open permit817%
Signed off2043%
Filed only1839%
By job type
Alteration45
Alteration CO1
Most active buildings
All buildings →
145-125 WHITE STREETMANHATTAN · 1 open · latest 11/06/2024
7 jobs
39 PARK ROWMANHATTAN · latest 01/04/2024
6 jobs
135 WEST 67 STREETMANHATTAN · latest 08/24/2026
3 jobs
7 WEST 96 STREETMANHATTAN · latest 06/23/2022
2 jobs
1110 UNIVERSITY AVENUEBRONX · latest 02/17/2025
2 jobs
978 EAST 167 STREETBRONX · 1 open · latest 10/25/2021
2 jobs
REGINA MARENGOlatest 09/09/2026
79 filings
Filed under
ENSIGN ENGINEERING, P.C.94
Identified by the contact ids of the people who file for the firm and by its email domain (ensignengineering.com), not by matching names.
Most recent jobs
All jobs →
JobAddressTypeStatusFiledLatest permitOn the jobDescription
B01270412 ↗2001 ORIENTAL BOULEVARD
BROOKLYN
AlterationPermit Issued09/03/202509/28/2026
Owner CUNY
Install new AHU-1 w/ DC-1 and AHU-2; modify ductwork & hot/chilled-water piping; add exhaust fans, diffusers/grilles, dampers, controls & du…
M00697384 ↗300 EAST 68 STREET
MANHATTAN
AlterationPermit Issued03/18/202209/09/2026
Owner NYCSCA
ROOFING REPLACEMENT, MASONRY REPAIRS, PARAPET REPAIRS AND PARTIAL REPLACEMENT, LIMITED WINDOW AND EXTERIOR DOOR REPLACMENT, CONCRETE WALL, S…
M01385164 ↗135 WEST 67 STREET
MANHATTAN
AlterationFiled — no permit on record08/24/2026——
M01385179 ↗135 WEST 67 STREET
MANHATTAN
AlterationFiled — no permit on record08/24/2026——
M01385189 ↗135 WEST 67 STREET
MANHATTAN
AlterationFiled — no permit on record08/24/2026——
B00697137 ↗121 SARATOGA AVENUE
BROOKLYN
AlterationPermit Issued03/25/202208/12/2026PS 137: Plumbing work in conjunction with new addition to school as per plans. No change in use egress or occupancy under this application.
Counts cover all 46 jobs (46 DOB NOW). Dated by first filing; BIS jobs 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
REGINA MARENGO7909/09/2026
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
H2M ARCHITECTS AND ENGINEERS409/17/2026
SUPERSTRUCTURES ENG. + ARCH.411/08/2024
NYC DEPT OF PARKS & RECREATION103/26/2026
SOUTHPORT ENGINEERING ASSOCIATES103/26/2026
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
PIPE RITE CORP312/09/2021
WELKIN FIRE PROTECTION LL302/18/2025
ACS SYSTEM ASSOCIATES INC207/21/2026
SOH PAR SPRINKLER LLC208/31/2023
WELKIN ENTERPRISES,LLC201/18/2024
WELKIN MECHANICAL, LLC212/18/2023
ABC MADISON BUILDERS INC104/17/2024
AWL INDUSTRIES INC106/23/2025
BENCHMARK BUILDERS LLC111/20/2023
CHARLES A DIMINO INC110/06/2021
EAGLE 1 MECHANICAL, INC109/30/2025
FRESH MEADOW MECH PLBG LL104/20/2023
J. PHELAN CONSTRUCTION CO112/15/2020
JACK PICCINI, INC104/17/2024
JEM FIRE PREVENTION INC104/12/2024
LEONIDAS INTERIORS LLC103/12/2021
LIPSKY & ROSENTHAL, INC108/31/2023
LITEHOUSE BUILDERS INC111/07/2025
LOUIS L.BUTTERMARK & SONS107/22/2026
MANENGEERING BUREAU INC102/03/2022
MAR-SAL PLBG & HTG, INC111/07/2025
MICHAEL S. KAPLAN109/28/2022
PETER MICELI PLUMBING102/21/2022
POSITIVE ELEC ASSOC INC109/30/2025
R&K HOME IMPROVEMENTS INC105/22/2020
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
DDC702/18/2025
PACE UNIVERSITY511/20/2023
CHURCH OF ST JOHN CHRYSOSTOM409/28/2022
NYCSCA411/07/2025
KAUFMAN MUSIC CENTER308/24/2026
CUNY207/22/2026
NYC SCHOOL CONSTRUCTION AUTHORITY209/30/2025
BENEDICT REALTY GROUP LLC105/22/2020
EDGEWATER PARK OWNERS COOPERATIVE I101/10/2020
NYC DOE DIVISON OF SCHOOL FACILITIE106/07/2021
TEEN CHALLENGE, INC104/12/2024
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
JAM CONSULTANTS, INC.1108/24/2026
ENSIGN ENGINEERING,P.C706/23/2025
SUPERSTRUCTURES ENG + ARCH507/21/2026
H2M ARCHITECTS + ENGINEERS409/17/2026
WALTER T. GORMAN, PE, PC411/20/2023
AMERICAN GOTHAM CONSULTANTS LLC104/12/2024
CITY WIDE EXPEDITING INC.109/30/2025
M.G. MCLAREN, P.C.105/14/2025
NYC DEPT OF PARKS & RECREATION103/26/2026
NYCD GROUP, INC.103/26/2026
S&M EXPEDITING106/07/2021
46 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 46Open permit 8Signed off 20Filed only 18
Any typeAlteration 45Alteration CO 1
46 jobs
JobAddressTypeStatusFiledLatest permitOn the jobDescription
B01270412 ↗2001 ORIENTAL BOULEVARD
BROOKLYN
AlterationPermit Issued09/03/202509/28/2026
Owner CUNY
Install new AHU-1 w/ DC-1 and AHU-2; modify ductwork & hot/chilled-water piping; add exhaust fans, diffusers/grilles, dampers, controls & du…
M00697384 ↗300 EAST 68 STREET
MANHATTAN
AlterationPermit Issued03/18/202209/09/2026
Owner NYCSCA
ROOFING REPLACEMENT, MASONRY REPAIRS, PARAPET REPAIRS AND PARTIAL REPLACEMENT, LIMITED WINDOW AND EXTERIOR DOOR REPLACMENT, CONCRETE WALL, S…
M01385164 ↗135 WEST 67 STREET
MANHATTAN
AlterationFiled — no permit on record08/24/2026——
M01385179 ↗135 WEST 67 STREET
MANHATTAN
AlterationFiled — no permit on record08/24/2026——
M01385189 ↗135 WEST 67 STREET
MANHATTAN
AlterationFiled — no permit on record08/24/2026——
B00697137 ↗121 SARATOGA AVENUE
BROOKLYN
AlterationPermit Issued03/25/202208/12/2026PS 137: Plumbing work in conjunction with new addition to school as per plans. No change in use egress or occupancy under this application.
Q01311106 ↗52-01 39 DRIVE
QUEENS
AlterationFiled — no permit on record07/07/2026———
B01270391 ↗2001 ORIENTAL BOULEVARD
BROOKLYN
AlterationPermit Issued09/03/202506/02/2026
Owner CUNY
Interior plumbing alterations at Physical Education Bldg (Building G): replace DHW heaters & TMV with piping/insulation; replace floor drain…
S01370418 ↗250 ST MARKS PLACE
STATEN ISLAND
Alteration COFiled — no permit on record03/26/2026——
Q01207586 ↗BIN 4816616
QUEENS
AlterationFiled — no permit on record05/14/2025——
X00843981 ↗1130 BURKE AVENUE
BRONX
AlterationSigned-off04/20/202304/24/2025Provide New Back flow Preventer, water-waste piping and new drinking fountain
X01181338 ↗1110 UNIVERSITY AVENUE
BRONX
AlterationFiled — no permit on record02/17/2025——
B01115422 ↗3276 SHORE PARKWAY
BROOKLYN
AlterationFiled — no permit on record11/07/2024——
M00712634 ↗145-125 WHITE STREET
MANHATTAN
AlterationSigned-off06/13/202211/06/2024
Owner DDC
Remove, relocate and install new sprinkler heads and related piping as shown on drawings filed herewith. No change in use, egress or occupan…
M01114217 ↗145-125 WHITE STREET
MANHATTAN
AlterationSigned-off10/09/202410/22/2024
Owner DDC
Removal, relocation and installation of associated piping in order to extend the Siamese connection to accommodate interim sally port as sho…
M01126768 ↗394 1 AVENUE
MANHATTAN
AlterationFiled — no permit on record10/17/2024—
Owner NYCSCA
—
M00833934 ↗327 EAST 26 STREET
MANHATTAN
AlterationSigned-off04/26/202307/15/2024REPLACING TWO EXISTING CHILLERS TOTALING 1400 TONS WITH MODULAR CHILLER SYSTEM TOTALLING 1400 TONS, THREE PUMPS WITH TWO NEW PUMPS AND ASSOC…
M00712629 ↗145-125 WHITE STREET
MANHATTAN
AlterationSigned-off06/13/202207/01/2024
Owner DDC
Removal and installation of plumbing fixtures and related piping as shown on drawings filed herewith. No change in use, egress, or occupancy…
M00759162 ↗145-125 WHITE STREET
MANHATTAN
AlterationPermit Issued06/21/202205/28/2024
Owner DDC
Removal, relocation and installation of associated piping in order to extend the Siamese connection to accommodate interim sally port as sho…
M00712589 ↗145-125 WHITE STREET
MANHATTAN
AlterationSigned-off06/20/202203/07/2024
Owner DDC
Installation of mechanical equipment, related piping and related ductwork. Removal of heating pipes, radiators as shown on drawings filed he…
M00747037 ↗145-125 WHITE STREET
MANHATTAN
AlterationSigned-off06/20/202203/07/2024
Owner DDC
Removal and installation of HVAC system for interim sally port as shown on drawings filed herewith. No change in use, egress or occupancy un…
M01001577 ↗127 EAST 104 STREET
MANHATTAN
AlterationFiled — no permit on record02/15/2024—
Owner NYCSCA
—
M00984159 ↗227 EAST 102 STREET
MANHATTAN
AlterationFiled — no permit on record01/12/2024—
Owner NYCSCA
—
M00853064 ↗39 PARK ROW
MANHATTAN
AlterationSigned-off04/04/202301/04/2024Proposed replacement of the existing HVAC units on 16th floor and roof with all the ductwork and related piping. No change to Use, Occupancy…
Q00739750 ↗140 BEACH 112 STREET
QUEENS
AlterationSigned-off10/19/202208/02/2023FILING FOR THE INSTALLATION OF EMERGENCY GENERATOR TO SERVE THE CONVENT BUILDING SEGMENT ONLY.
M00747072 ↗145-125 WHITE STREET
MANHATTAN
AlterationSigned-off06/20/202207/14/2023
Owner DDC
Removal and installation of plumbing fixtures and related piping for interim sally port as shown on drawings filed herewith. No change in us…
M00853072 ↗39 PARK ROW
MANHATTAN
AlterationSigned-off04/04/202306/27/2023Proposed modification of Sprinkler system and plumbing fixtures on the 16th floor, all as per plan. No change to Use, occupancy or use.
M00888191 ↗39 PARK ROW
MANHATTAN
AlterationSigned-off06/12/202306/20/2023Proposed to install Temporary Sprinkler loop on the 16th floor, all as per plan. No change of egress or occupancy or use.
B00846837 ↗412 CLINTON AVENUE
BROOKLYN
AlterationSigned-off03/23/202306/16/2023APPLICATION FILED TO REMOVE/RELOCATE EXISTING SPRINKLERS /PIPING AND REPLACE WITH NEW - ALL AS PER PLANS FILED HEREWITH
X00851565 ↗1110 UNIVERSITY AVENUE
BRONX
AlterationFiled — no permit on record03/31/2023——
M00394722 ↗7 WEST 96 STREET
MANHATTAN
AlterationSigned-off10/13/202006/23/2022Submitting revised drawings to show As-Built conditions.
B00661970 ↗120 SCHERMERHORN STREET
BROOKLYN
AlterationSigned-off02/03/202205/18/2022Installation of dry sprinkler heads in the interim sally port area and connection to the existing courthouse wet sprinkler system. No change…
X00571697 ↗981 EAST 167 STREET
BRONX
AlterationSigned-off08/11/202110/25/2021
Contractor PIPE RITE CORP
FILING NEW INSTALL ATION OF A CONDENSING BOILER
X00573415 ↗978 EAST 167 STREET
BRONX
AlterationPermit Issued08/11/202110/25/2021
Contractor PIPE RITE CORP
Removal of existing meter and 1 1/2 gas piping to boiler room and installing new meter and new 3 gas piping to new duel fuel burner in Boil…
X00572373 ↗981 EAST 167 STREET
BRONX
AlterationSigned-off08/13/202110/19/2021
Contractor PIPE RITE CORP
APPLICATION BEING FILED IN CONJUCTION WITH DOB JOB # X00571697-l1 TO REPLACE EXISTING METER AND ADD GAS PIPING TO NEW BOILER ON EXISTING GAS…
X00380218 ↗978 EAST 167 STREET
BRONX
AlterationSigned-off08/11/202109/30/2021Filing to replace Existing oil burner to a Duel Fuel Burner. Replacing existing fuel oil piping with new and providing new gas service.
S00570419 ↗3139 VETERANS ROAD WEST
STATEN ISLAND
AlterationFiled — no permit on record09/20/2021——
M00437418 ↗39 PARK ROW
MANHATTAN
AlterationSigned-off12/15/202008/09/2021Replace existing condenser pumps with new on 16th floor mechanical room. No change to occupancy, egress, use.
M00431154 ↗326 EAST 110 STREET
MANHATTAN
AlterationPermit Issued11/30/202006/18/2021FILING PAA TO ADDRESS INSPECTORS COMMENTS.
X00468235 ↗2780 RESERVOIR AVENUE
BRONX
AlterationFiled — no permit on record06/07/2021——
M00459376 ↗39 PARK ROW
MANHATTAN
AlterationFiled — no permit on record03/26/2021——
M00459387 ↗39 PARK ROW
MANHATTAN
AlterationFiled — no permit on record03/26/2021——
M00394787 ↗7 WEST 96 STREET
MANHATTAN
AlterationSigned-off10/13/202001/21/2021file plans for the installation of three (3)wall a/c units, and one free standing radiator.
X00348335 ↗2187 HOLLAND AVENUE
BRONX
AlterationPermit Issued05/22/202011/25/2020Making repairs to fire damaged apartment 2D as a result of electrical fire required for the removal of Vacate Order #150536.
X00266110 ↗99B EDGEWATER PARK
BRONX
AlterationFiled — no permit on record01/10/2020———
X00266165 ↗99B EDGEWATER PARK
BRONX
AlterationFiled — no permit on record01/10/2020——
Scope of Work
HVAC — 11 jobs · most recent 09/17/2026
Ventilation Systems Heating and Air Conditioning Systems Air Conditioning Systems Heating Systems
Sprinkler / Standpipe — 3 jobs · most recent 09/17/2026
No specific sub-scope on file — job count only.
Plumbing — 12 jobs · most recent 09/17/2026
Water/Sanitary Storm Gas Plumbing-Sprinkler
Structural — 9 jobs · most recent 09/17/2026
Concrete Masonry Steel Wood
▾Documents — 805 on file (BIS + DOB NOW)
▸Plans & Drawings126
▸DOB NOWPlans/Sketch109
08/31/2026M00853064-P1 · 39 PARK ROWRequest digital key ↗
08/31/2026M00853072-P1 · 39 PARK ROWRequest digital key ↗
Showing 3 of 109 on file for this type
▸DOB NOWPlans/Sketch - Plumbing6
09/04/2026M00394722-P1 · 7 WEST 96 STREETRequest digital key ↗
09/04/2026M00394722-I1 · 7 WEST 96 STREETRequest digital key ↗
Showing 3 of 6 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems5
09/04/2026M00394787-I1 · 7 WEST 96 STREETRequest digital key ↗
09/04/2026M00437418-I1 · 39 PARK ROWRequest digital key ↗
Showing 3 of 5 on file for this type
▸DOB NOWPlans/Sketch - Boiler Equipment4
Showing 3 of 4 on file for this type
▸DOB NOWPlans/Sketch - General Construction1
08/15/2026M00459376-I1 · 39 PARK ROWRequest digital key ↗
▸DOB NOWPlans/Sketch - Structural1
▸Applications & Permits8
▸DOB NOWLPC Approval/Permit8
09/04/2026M00437418-I1 · 39 PARK ROWOpen ↗
08/31/2026M00853064-P1 · 39 PARK ROWOpen ↗
08/15/2026M00853064-I1 · 39 PARK ROWOpen ↗
Showing 3 of 8 on file for this type
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram4
08/15/2026S01370418-I1 · 249 ST MARKS PLACEOpen ↗
Showing 1 of 4 on file for this type
▸Seals & Professional Certifications323
▸DOB NOWDPL-1: Design Professional Seal & Signature124
09/22/2026X01181338-P3 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P2 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P1 · 1110 UNIVERSITY AVENUEOpen ↗
Showing 3 of 124 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature112
09/29/2026M00394787-I1 · 7 WEST 96 STREETOpen ↗
09/29/2026M01001577-S2 · 127 EAST 104 STREETOpen ↗
09/27/2026X00348335-I1 · 2187 HOLLAND AVENUEOpen ↗
Showing 3 of 112 on file for this type
▸DOB NOWProgress Inspector Seal & Signature87
09/29/2026M00394787-I1 · 7 WEST 96 STREETOpen ↗
09/29/2026M00394787-I1 · 7 WEST 96 STREETOpen ↗
09/27/2026X00348335-I1 · 2187 HOLLAND AVENUEOpen ↗
Showing 3 of 87 on file for this type
▸Trade Schedules & Equipment3
▸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
▸Safety & Tenant Protection6
▸DOB NOWTenant Protection Plan6
09/04/2026M00394722-P1 · 7 WEST 96 STREETOpen ↗
09/04/2026M00394722-I1 · 7 WEST 96 STREETOpen ↗
08/14/2026M00394722-P2 · 7 WEST 96 STREETOpen ↗
Showing 3 of 6 on file for this type
▸Environmental & Asbestos42
▸DOB NOWDEP ACP-5: Asbestos Assessment Report34
09/04/2026M00394787-P1 · 7 WEST 96 STREETOpen ↗
09/04/2026M00394787-I1 · 7 WEST 96 STREETOpen ↗
09/04/2026M00394722-I1 · 7 WEST 96 STREETOpen ↗
Showing 3 of 34 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form8
08/30/2026M00888191-I1 · 39 PARK ROWOpen ↗
08/27/2026B00846837-I1 · 412 CLINTON AVENUEOpen ↗
08/25/2026X00571697-I1 · 981 EAST 167 STREETOpen ↗
Showing 3 of 8 on file for this type
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis2
09/04/2026M00437418-I1 · 39 PARK ROWOpen ↗
Showing 1 of 2 on file for this type
▸Inspections & Test Reports1
▸DOB NOWSOIL REPORT1
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-offs212
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter116
09/22/2026X01181338-P3 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P2 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P1 · 1110 UNIVERSITY AVENUEOpen ↗
Showing 3 of 116 on file for this type
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)67
09/22/2026X01181338-P3 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P2 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P1 · 1110 UNIVERSITY AVENUEOpen ↗
Showing 3 of 67 on file for this type
▸DOB NOWDesign Commission Sign Off City Owned (Exterior Work)20
08/13/2026M00759162-I1 · 145-125 WHITE STREETOpen ↗
08/13/2026B01115422-S2 · 3276 SHORE PARKWAYOpen ↗
08/13/2026M01126768-S1 · 394 1 AVENUEOpen ↗
Showing 3 of 20 on file for this type
▸DOB NOWDEP Variance (V5) letter9
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 9 on file for this type
▸Other Documents78
▸DOB NOWNYCSCA - BCC Plan Examination Transmittal54
09/22/2026X01181338-P3 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P2 · 1110 UNIVERSITY AVENUEOpen ↗
09/22/2026X01181338-P1 · 1110 UNIVERSITY AVENUEOpen ↗
Showing 3 of 54 on file for this type
▸DOB NOWProof of Historic Building10
09/22/2026X01181338-P1 · 1110 UNIVERSITY AVENUEOpen ↗
08/31/2026M00853064-P1 · 39 PARK ROWOpen ↗
08/15/2026M00853064-I1 · 39 PARK ROWOpen ↗
Showing 3 of 10 on file for this type
▸DOB NOWPlot Diagram5
08/15/2026S01370418-S4 · 249 ST MARKS PLACEOpen ↗
08/15/2026S01370418-I1 · 249 ST MARKS PLACEOpen ↗
Showing 2 of 5 on file for this type
▸DOB NOWSite Survey: Initial4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWAdjoining Owners Notification1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type