← Back
Design Firm
FELLENZER ENGINEERING LLP
Design
3 projects with open permitsBRONX · 7MANHATTAN · 6QUEENS · 2
Claim this page
12 buildings
34
Total Filings
17
Projects on File
12
Buildings Worked
3
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month17 projects all-time
0123Jul '20 · 1Sep '20 · 2Dec '20 · 2Sep '21 · 1Sep '22 · 2Jun '23 · 1Sep '23 · 2Oct '23 · 2Aug '24 · 1Feb '25 · 1May '25 · 1Nov '25 · 120212022202320242025
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit318%
Signed off1482%
By project type
Alteration17
Most active buildings
All buildings →
5869 BROADWAYBRONX · latest 02/25/2025
3 projects
1978 WILLIAMSBRIDGE ROADBRONX · 1 open · latest 01/20/2021
2 projects
255 EAST 138 STREETBRONX · latest 03/02/2023
2 projects
512 GARDNER AVENUEBROOKLYN · latest 09/30/2022
2 projects
7 WEST 14 STREETMANHATTAN · latest 09/08/2025
1 projects
74 AVENUE AMANHATTAN · 1 open · latest 03/16/2024
1 projects
Key relationships
Everyone →
Filing representatives
3 projects
2 projects
1 projects
1 projects
Owners
3 projects
2 projects
2 projects
2 projects
People
All people →
JOHN FELLENZERlatest 01/23/2026
18 filings
ERIC FELLENZERlatest 09/26/2025
8 filings
Filed under
FELLENZER ENGINEERING LLP34
Identified by the contact ids of the people who file for the firm and by its email domain (fellp.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01244671 ↗EAST 110 STREET
MANHATTAN
AlterationPermit Issued11/18/202502/04/2026
Owner CON EDISON CO OF NY
Contractor ATTRI ENTERPRISES INC
Filer CONVERSANO ASSOCIATES, INC.
FILING HEREWITH NEW HEAT PUMP WATER HEATER AND STORAGE TANKS TO REPLACE THE TWO EXISTING 76MBH & 199 MBH NATURAL GAS FIRED WATER HEATERS. DI…
M01172338 ↗7 WEST 14 STREET
MANHATTAN
AlterationSigned-off05/22/202509/08/2025
Contractor COYLE CONTRACTING CORP
Filer JM ZONING, LLC.
Plumbing work for interior renovation of existing commercial space at the first floor for new tenant. No change to Use, Egress, or Occupancy…
X01163836 ↗5869 BROADWAY
BRONX
AlterationSigned-off02/13/202502/25/2025
Contractor IMPACT BUILDERS CORP
Filer GERALD J. CALIENDO R.A., P.C.
correction mechanical unit info - AS PER PLANS. to address FDNY VIOLATION 014127253M
X01093252 ↗5869 BROADWAY
BRONX
AlterationSigned-off08/21/202409/10/2024
Contractor IMPACT BUILDERS CORP
Filer GERALD J. CALIENDO R.A., P.C.
MECHANICAL WORK AS PER PLANS. to address FDNY VIOLATION 014127253M
M00942236 ↗74 AVENUE A
MANHATTAN
AlterationPermit Issued10/10/202303/16/2024
Owner CONSOLIDATED EDISON COMPANY OF NY
Contractor NEW YORK PLBG-HTG-COOL C
Filer CONSOLIDATED EDISON
REPLACE DELUGE SYSTEM FOR TRANSFORMER #2 AT CON EDISONS AVE A SUBSTATION. THERE IS NO CHANGE OF USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICA…
Q00865843 ↗34-52 LAUREL HILL BLVD
QUEENS
AlterationSigned-off06/27/202302/08/2024
Owner REALTERM
Contractor ARA CONSTRUCTION CORP
Filer RPO INC.
RENOVATION OF EXISTING WAREHOUSE. REMOVE AND REPLACE EXISTING DOCKS, INTERIOR WALLS, DOORS, AND FINISHES. RELATED STRUCTURAL, MECHANICAL, AN…
Counts cover all 17 projects (17 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
JOHN FELLENZER1801/23/2026
ERIC FELLENZER809/26/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
PERRY M PETRILLO ARCHITECTS, PC301/27/2026
E.D. PONS ASSOCIATES, P.C.101/30/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ARA CONSTRUCTION CORP205/22/2024
IMPACT BUILDERS CORP202/13/2025
LEVEL ONE CONST SERV LTD209/12/2023
METROTECH MECHANICAL CORP205/22/2024
2260 MAG CORP112/12/2023
ADI CONTRACTING LLC106/24/2021
ATTRI ENTERPRISES INC101/30/2026
BROOK PLUMBING & HTG CORP101/30/2026
CAPE PLUMBING INC112/12/2023
CM PLUMBING INC101/27/2026
COYLE CONTRACTING CORP101/27/2026
DEMAR PLUMBING CORP111/30/2020
JOHN TRANI PLBG AND HTG111/30/2020
KNOCKOUT CONSTRUCTION INC109/09/2024
M & S BUILDINGS SERVICES110/30/2023
MAMC CONSULTING REPS LLC112/12/2023
MARATHON MECHANICAL LLC107/09/2020
NEW YORK PLBG-HTG-COOL C110/10/2023
STANDARD FIRE PROTECT LLC112/12/2023
UNIVERSAL FIRE SPR LLC105/22/2024
VILLAGE P & H NY INC106/16/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CONSOLIDATED EDISON COMPANY OF NY310/30/2023
REALTERM205/22/2024
TCA 1978 LLC206/24/2021
UBC209/09/2024
CON EDISON CO OF NY101/30/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CONSOLIDATED EDISON310/30/2023
GERALD J. CALIENDO R.A., P.C.202/13/2025
ADAM MAISER110/25/2022
CONVERSANO ASSOCIATES, INC.101/30/2026
JM ZONING, LLC.101/27/2026
RPO INC.105/22/2024
17 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 17Open permit 3Signed off 14
17 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01244671 ↗EAST 110 STREET
MANHATTAN
AlterationPermit Issued11/18/202502/04/2026
Owner CON EDISON CO OF NY
Contractor ATTRI ENTERPRISES INC
Filer CONVERSANO ASSOCIATES, INC.
FILING HEREWITH NEW HEAT PUMP WATER HEATER AND STORAGE TANKS TO REPLACE THE TWO EXISTING 76MBH & 199 MBH NATURAL GAS FIRED WATER HEATERS. DI…
M01172338 ↗7 WEST 14 STREET
MANHATTAN
AlterationSigned-off05/22/202509/08/2025
Contractor COYLE CONTRACTING CORP
Filer JM ZONING, LLC.
Plumbing work for interior renovation of existing commercial space at the first floor for new tenant. No change to Use, Egress, or Occupancy…
X01163836 ↗5869 BROADWAY
BRONX
AlterationSigned-off02/13/202502/25/2025
Contractor IMPACT BUILDERS CORP
Filer GERALD J. CALIENDO R.A., P.C.
correction mechanical unit info - AS PER PLANS. to address FDNY VIOLATION 014127253M
X01093252 ↗5869 BROADWAY
BRONX
AlterationSigned-off08/21/202409/10/2024
Contractor IMPACT BUILDERS CORP
Filer GERALD J. CALIENDO R.A., P.C.
MECHANICAL WORK AS PER PLANS. to address FDNY VIOLATION 014127253M
M00942236 ↗74 AVENUE A
MANHATTAN
AlterationPermit Issued10/10/202303/16/2024
Owner CONSOLIDATED EDISON COMPANY OF NY
Contractor NEW YORK PLBG-HTG-COOL C
Filer CONSOLIDATED EDISON
REPLACE DELUGE SYSTEM FOR TRANSFORMER #2 AT CON EDISONS AVE A SUBSTATION. THERE IS NO CHANGE OF USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICA…
Q00865843 ↗34-52 LAUREL HILL BLVD
QUEENS
AlterationSigned-off06/27/202302/08/2024
Owner REALTERM
Contractor ARA CONSTRUCTION CORP
Filer RPO INC.
RENOVATION OF EXISTING WAREHOUSE. REMOVE AND REPLACE EXISTING DOCKS, INTERIOR WALLS, DOORS, AND FINISHES. RELATED STRUCTURAL, MECHANICAL, AN…
M00952810 ↗327 EAST 63 STREET
MANHATTAN
AlterationSigned-off10/30/202311/29/2023
Owner CONSOLIDATED EDISON COMPANY OF NY
Contractor M & S BUILDINGS SERVICES
Filer CONSOLIDATED EDISON
Perform required deluge water spray system construction / installation associated with Con Edison's East 63rd Street Substation Transformer …
M00922643 ↗341 EAST 39 STREET
MANHATTAN
AlterationSigned-off09/12/202309/14/2023
Contractor LEVEL ONE CONST SERV LTD
Work proposed for the Con Ed E40th St substa.: Install 3 ductless mini-split HVAC systems on the 2nd floor commun. room, supv. office, meeti…
M00930077 ↗419 EAST 36 STREET
MANHATTAN
AlterationSigned-off09/12/202309/14/2023
Owner CONSOLIDATED EDISON COMPANY OF NY
Contractor LEVEL ONE CONST SERV LTD
Filer CONSOLIDATED EDISON
Perform upgrades of the HVAC system at Con Edison's 36th Street Substation.
X00601190 ↗5869 BROADWAY
BRONX
AlterationSigned-off09/27/202108/03/2023
Contractor MAMC CONSULTING REPS LLC
pl worktype in conjunction with application #X00601190
X00402543 ↗255 EAST 138 STREET
BRONX
AlterationSigned-off09/24/202003/02/2023
Owner UBC
Contractor KNOCKOUT CONSTRUCTION INC.
Filer PRECISION 3SIXTY NYC, INC
Interior Fit Out of Mechanical ventilation, ductwork and related piping. Filed in conjunction with Alt 2 - 240281388.
B00778222 ↗512 GARDNER AVENUE
BROOKLYN
AlterationSigned-off09/02/202209/30/2022
Owner REALTERM
Contractor ARA CONSTRUCTION CORP
Filer ADAM MAISER
Renovation of existing commercial space on floor 001 and 002. Mechanical work. There is to be no change of use, occupancy, or egress.
B00778216 ↗512 GARDNER AVENUE
BROOKLYN
AlterationSigned-off09/02/202209/02/2022
Contractor METROTECH MECHANICAL CORP
Installation and modification of plumbing fixtures at existing commercial space on floors 001 and 002. Plumbing work. There is to be no chan…
X00402598 ↗255 EAST 138 STREET
BRONX
AlterationSigned-off09/24/202001/25/2021
Owner UBC
Contractor DEMAR PLUMBING CORP
Filer PRECISION 3SIXTY NYC, INC
INTERIOR FIT OUT OF PLUMBING FIXTURES, SPRINKLER HEADS, AND RELATED PIPING. IN CONJUNCTION WITH ALT 2 - 240281388.
X00379380 ↗1978 WILLIAMSBRIDGE ROAD
BRONX
AlterationSigned-off12/18/202001/20/2021
Owner TCA 1978 LLC
Contractor VILLAGE P & H NY INC
Filer J.A. EXPEDITING, LLC
HEREBY FILING FOR THE INSTALLATION OF PLUMBING FIXTURES. NO CHANGE TO USE OCCUPANCY OR EGRESS.
X00379377 ↗1978 WILLIAMSBRIDGE ROAD
BRONX
AlterationPermit Issued12/18/202001/13/2021
Owner TCA 1978 LLC
Contractor ADI CONTRACTING LLC
Filer J.A. EXPEDITING, LLC
HEREBY FILING FOR THE INSTALLATION OF MECHANICAL EQUIPMENT. NO CHANGE TO USE, EGRESS OR OCCUPANCY.
Q00345300 ↗61-45 188 STREET
QUEENS
AlterationSigned-off07/09/202007/20/2020
Contractor MARATHON MECHANICAL LLC
pl worktype in conjunction w application #
Scope of Work
HVAC — 2 projects · most recent 01/30/2026
Heating and Air Conditioning Systems Air Conditioning Systems
Sprinkler / Standpipe — 1 project · most recent 10/10/2023
No specific sub-scope on file — project count only.
Plumbing — 1 project · most recent 01/30/2026
Gas Water/Sanitary
Structural — 1 project · most recent 01/30/2026
Steel Concrete
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
7 WEST 14 STREET ↗301/23/2026
EAST 110 STREET ↗309/26/2025
5869 BROADWAY ↗501/07/2025
255 EAST 138 STREET ↗506/17/2024
34-52 LAUREL HILL BLVD ↗505/17/2024
74 AVENUE A ↗110/02/2023
419 EAST 36 STREET ↗109/06/2023
512 GARDNER AVENUE ↗410/19/2022
1978 WILLIAMSBRIDGE ROAD ↗408/01/2020
341 EAST 39 STREET ↗1—
327 EAST 63 STREET ↗1—
61-45 188 STREET ↗1—
▾Documents — 204 on file (BIS + DOB NOW)
▸Plans & Drawings45
▸DOB NOWPlans/Sketch34
08/29/2026M00922643-I1 · 341 EAST 39 STREETRequest digital key ↗
08/29/2026M00930077-I1 · 419 EAST 36 STREETRequest digital key ↗
08/29/2026M00942236-I1 · 74 AVENUE ARequest digital key ↗
Showing 3 of 34 on file for this type
▸DOB NOWPlans/Sketch - Plumbing5
08/28/2026Q00345300-I1 · 61-45 188 STREETRequest digital key ↗
08/26/2026X00402598-I1 · 255 EAST 138 STREETRequest digital key ↗
08/25/2026X00379380-I1 · 1978 WILLIAMSBRIDGE ROADRequest digital key ↗
Showing 3 of 5 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems4
08/26/2026X00402543-I1 · 255 EAST 138 STREETRequest digital key ↗
08/25/2026X00379377-I1 · 1978 WILLIAMSBRIDGE ROADRequest digital key ↗
08/15/2026X00402543-P1 · 255 EAST 138 STREETRequest digital key ↗
Showing 3 of 4 on file for this type
▸DOB NOWPlans/Sketch - Sprinkler2
08/26/2026X00402598-I1 · 255 EAST 138 STREETRequest digital key ↗
08/15/2026X00402598-P1 · 255 EAST 138 STREETRequest digital key ↗
▸Seals & Professional Certifications116
▸DOB NOWDPL-1: Design Professional Seal & Signature43
08/29/2026M00922643-I1 · 341 EAST 39 STREETOpen ↗
08/29/2026M00942236-I1 · 74 AVENUE AOpen ↗
08/28/2026M00952810-I1 · 327 EAST 63 STREETOpen ↗
Showing 3 of 43 on file for this type
▸DOB NOWProgress Inspector Seal & Signature42
09/23/2026X01093252-P1 · 5869 BROADWAYOpen ↗
09/02/2026Q00865843-P3 · 34-52 LAUREL HILL BLVDOpen ↗
09/02/2026Q00865843-P3 · 34-52 LAUREL HILL BLVDOpen ↗
Showing 3 of 42 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature31
09/23/2026X01093252-P1 · 5869 BROADWAYOpen ↗
09/02/2026Q00865843-P3 · 34-52 LAUREL HILL BLVDOpen ↗
09/01/2026M00930077-I1 · 419 EAST 36 STREETOpen ↗
Showing 3 of 31 on file for this type
▸Safety & Tenant Protection1
▸DOB NOWTenant Protection Plan1
08/13/2026X00402543-I1 · 255 EAST 138 STREETOpen ↗
▸Environmental & Asbestos34
▸DOB NOWDEP ACP-5: Asbestos Assessment Report29
08/29/2026M00922643-I1 · 341 EAST 39 STREETOpen ↗
08/29/2026M00942236-I1 · 74 AVENUE AOpen ↗
08/28/2026M00952810-I1 · 327 EAST 63 STREETOpen ↗
Showing 3 of 29 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form5
08/28/2026B00778216-I1 · 512 GARDNER AVENUEOpen ↗
08/28/2026B00778222-I1 · 512 GARDNER AVENUEOpen ↗
08/25/2026X00379380-I1 · 1978 WILLIAMSBRIDGE ROADOpen ↗
Showing 3 of 5 on file for this type
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis.2
08/13/2026B00778222-I1 · 512 GARDNER AVENUEOpen ↗
Showing 1 of 2 on file for this type
▸Approvals, Objections & Sign-offs1
▸DOB NOWDEP Variance (V5) letter1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Other Documents5
▸DOB NOWDHCR Document5
09/01/2026X00402543-I1 · 255 EAST 138 STREETOpen ↗
08/26/2026X00402598-I1 · 255 EAST 138 STREETOpen ↗
08/13/2026X00402598-P1 · 255 EAST 138 STREETOpen ↗
Showing 3 of 5 on file for this type