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Special Inspection Agency
SCHNACKEL ENGINEERS
Special Inspection Agency
5 projects with open permitsMANHATTAN · 26BROOKLYN · 3QUEENS · 1
18 buildings
40
Total Filings
30
Projects on File
18
Buildings Worked
5
Projects w/ Open Permits
Special Inspection Agency
Primary Trade
Activity
Projects by first filing month30 projects all-time
0235Mar '21 · 1Mar '22 · 1Jan '23 · 1May '23 · 1Aug '23 · 1Sep '23 · 2Mar '24 · 4May '24 · 2Jul '24 · 4Dec '24 · 2Jan '25 · 1May '25 · 3Dec '25 · 1Jan '26 · 2Feb '26 · 1Apr '26 · 2Aug '26 · 120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit517%
Signed off2067%
Filed only517%
By project type
Alteration30
Most active buildings
All buildings →
521 WEST STREETMANHATTAN · latest 10/30/2025
4 projects
35 MERCER STREETMANHATTAN · latest 02/06/2025
3 projects
85 5 AVENUEMANHATTAN · latest 06/12/2025
2 projects
1290 AVENUE OF THE AMERMANHATTAN · latest 01/16/2025
2 projects
10 EAST 53 STREETMANHATTAN · latest 10/10/2024
2 projects
575 MADISON AVENUEMANHATTAN · latest 05/28/2024
2 projects
Key relationships
Everyone →
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01318059 ↗235 5 AVENUE
MANHATTAN
AlterationPermit Issued02/03/202609/15/2026Replacing condensate piping, adding new standpipe connection for condensate discarge from HVAC unit(s).
M01430546 ↗500 5 AVENUE
MANHATTAN
AlterationFiled — no permit on record08/26/2026——
M01383795 ↗597 BROADWAY
MANHATTAN
AlterationPermit Issued04/16/202606/22/2026SPRINKLER UPDATES FOR MAGDA BUTRYM RETAIL STORE AT CELLAR, 1ST AND 2ND FLOOR LEASE AREA PER PLANS FILED HEREWITH. NO CHANGE IN FLOOR AREA, O…
M01359946 ↗597 BROADWAY
MANHATTAN
AlterationPermit Issued04/16/202606/17/2026
Contractor MICHILLI INC
MECHANICAL UPDATES FOR THE NEW MAGDA BUTRYM TENANT SPACE AT THE CELLAR, 1ST FLOOR and 2ND FLOOR LEASE SPACE AS PER PLANS SUBMITTED HEREWITH.…
M01342595100 WEST 18 STREET
MANHATTAN
AlterationSigned-off01/08/202601/30/2026SPRINKLER UPDATES FOR NEW FIVE IRON GOLF AT CELLAR & 1ST FLOOR TENANT SPACE AS PER PLANS FILED HEREWITH.
M01342571 ↗100 WEST 18 STREET
MANHATTAN
AlterationSigned-off01/08/202601/29/2026MECHANICAL UPDATES FOR NEW FIVE IRON GOLF AT CELLAR & 1ST FLOOR TENANT SPACE AS PER PLANS FILED HEREWITH.
Counts cover all 30 projects (30 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
KEVIN C. GORE, AIA ARCHITECT208/24/2026
C&K ARCHITECTSöINTERIORS, INC.108/26/2026
PACS ARCHITECTURE109/06/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JKT CONSTRUCTION INC408/24/2026
MICHILLI INC404/16/2026
MIDNIGHT EXPRESS MECH CRP304/16/2026
ALL AMERICAN CONSTRUCTION112/04/2023
ALLEN CONCEPT DESIGN CORP109/06/2023
ANESIS SERVICES CORP105/30/2024
CAPITOL FIRE SPRINKLER CO106/12/2025
CARLYLE CONSTRUCTION CO101/06/2025
CROSSFIELD PLBG.&HTG109/06/2023
CROSSFIELD PLBG.&HTG.CORP109/06/2023
FOLOR INC101/23/2025
IDK COOLING CORP105/08/2024
L & L PROPETY ENTERPRISES103/11/2021
METRO FIRE PROTECTION INC105/28/2025
PARAMOUNT SERVICES, LLC101/08/2026
PFL MECHANICAL CORP108/24/2026
SKH MECHANICAL CORP104/08/2024
SKINNER PLMNG & HTG CORP109/06/2023
SYNERGY CONSTRUCTION INC104/08/2024
T&T PLUMBING INC112/04/2023
THE J CONSTRUCTION CO LLC103/21/2022
VEEBEE COOLING CORP109/06/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
TF CORNERSTONE INC.410/22/2025
200 WEST END AVE LLC204/17/2026
575 ASSOCIATES LLC205/30/2024
BROADWAY MERCER CONDO204/16/2026
GRAND AND MERCER STREET CORP.209/06/2023
SL GREEN REALTY CORP204/08/2024
VORNADO REALTY TRUST206/12/2025
83 WARREN REALTY LLC109/06/2023
ACADIA REALTY TRUST105/28/2025
CATHAY BANK108/24/2026
CORD MEYER DEVELOPMENT101/06/2025
CUSHMAN & WAKEFIELD108/26/2026
HERMES OF PARIS105/21/2025
TOCKWOTTEN ASSOCIATES, INC.112/04/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
VALERIO ARCHITECTS1504/17/2026
GREEN LIGHT EXPEDITING LLC408/26/2026
RIZZO GROUP305/21/2025
CITY WIDE EXPEDITING INC.103/11/2021
PROCESS WERKSHOP LLC109/06/2023
30 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 30Open permit 5Signed off 20Filed only 5
30 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01318059 ↗235 5 AVENUE
MANHATTAN
AlterationPermit Issued02/03/202609/15/2026Replacing condensate piping, adding new standpipe connection for condensate discarge from HVAC unit(s).
M01430546 ↗500 5 AVENUE
MANHATTAN
AlterationFiled — no permit on record08/26/2026——
M01383795 ↗597 BROADWAY
MANHATTAN
AlterationPermit Issued04/16/202606/22/2026SPRINKLER UPDATES FOR MAGDA BUTRYM RETAIL STORE AT CELLAR, 1ST AND 2ND FLOOR LEASE AREA PER PLANS FILED HEREWITH. NO CHANGE IN FLOOR AREA, O…
M01359946 ↗597 BROADWAY
MANHATTAN
AlterationPermit Issued04/16/202606/17/2026
Contractor MICHILLI INC
MECHANICAL UPDATES FOR THE NEW MAGDA BUTRYM TENANT SPACE AT THE CELLAR, 1ST FLOOR and 2ND FLOOR LEASE SPACE AS PER PLANS SUBMITTED HEREWITH.…
M01342595100 WEST 18 STREET
MANHATTAN
AlterationSigned-off01/08/202601/30/2026SPRINKLER UPDATES FOR NEW FIVE IRON GOLF AT CELLAR & 1ST FLOOR TENANT SPACE AS PER PLANS FILED HEREWITH.
M01342571 ↗100 WEST 18 STREET
MANHATTAN
AlterationSigned-off01/08/202601/29/2026MECHANICAL UPDATES FOR NEW FIVE IRON GOLF AT CELLAR & 1ST FLOOR TENANT SPACE AS PER PLANS FILED HEREWITH.
M01320032 ↗54 BOWERY
MANHATTAN
AlterationFiled — no permit on record12/17/2025———
M01066438 ↗521 WEST STREET
MANHATTAN
AlterationSigned-off07/11/202410/30/2025
Contractor MICHILLI INC
MECHANICAL MODIFICATIONS FOR EXISTING RETAIL PER PLANS FILED HEREWITH.
M01224164 ↗85 5 AVENUE
MANHATTAN
AlterationSigned-off05/28/202506/12/2025SPRINKLER UPDATES FOR NEW NESPRESSO RETAIL STORE AS PER PLANS FILED HEREWITH.
M01224059 ↗85 5 AVENUE
MANHATTAN
AlterationSigned-off05/28/202506/11/2025MECHANICAL UPDATES AS PER PLANS FILED HEREWITH FOR NEW NESPRESSO RETAIL STORE, FLOORS 001 AND CELLAR LEVEL.
M01188398 ↗55 EAST 59 STREET
MANHATTAN
AlterationFiled — no permit on record05/21/2025——
M00872772 ↗83 WARREN STREET
MANHATTAN
AlterationPermit Issued05/11/202303/20/2025Renovation of existing dwelling units on 2nd thru 5th floor. Remove/install new non-bearing partitions/finishes. Replace/install new exterio…
M01066460 ↗521 WEST STREET
MANHATTAN
AlterationSigned-off07/09/202403/14/2025SPRINKLER MODIFICATIONS FOR EXISTING RETAIL PER PLANS FILED HEREWITH.
M01167279 ↗35 MERCER STREET
MANHATTAN
AlterationSigned-off01/23/202502/06/2025
Contractor FOLOR INC
MINOR MECHANICAL UPDATES TO ALEXANDER WANG RETAIL STORE PER PLANS FILED HEREWITH.
M00925657 ↗35 MERCER STREET
MANHATTAN
AlterationSigned-off09/06/202302/03/2025Updates to Sprinkler design and head locations due to related tenant improvement work within retail store as per plans filed herewith. No ch…
M01151199 ↗1290 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off12/27/202401/16/2025SPRINKLER MODIFICATIONS FOR FIVE IRON GOLF PER PLANS FILED HEREWITH
Q00816760 ↗212-15 26 AVENUE
QUEENS
AlterationSigned-off01/25/202301/13/2025Modifications to existing Mechanical system
M01056172 ↗521 WEST STREET
MANHATTAN
AlterationSigned-off07/11/202401/10/2025
Contractor MICHILLI INC
MECHANICAL MODIFICATIONS FOR EXISTING RETAIL STORE PER PLANS FILED HEREWITH.
M01151190 ↗1290 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off12/27/202401/06/2025MECHANICAL TENANT IMPROVEMENT FOR NEW FIVE IRON GOLF AS PER PLANS FILED HEREWITH
M01016318 ↗10 EAST 53 STREET
MANHATTAN
AlterationSigned-off03/19/202410/10/2024Modifications to the existing sprinkler system on the 7th floor (Zegna) as per plans. No change to use, egress or occupancy.
M01056228 ↗521 WEST STREET
MANHATTAN
AlterationSigned-off07/11/202410/09/2024SPRINKLER MODIFICATIONS FOR EXISTING RETAIL STORE PER PLANS FILED HEREWITH.
M01034754 ↗575 MADISON AVENUE
MANHATTAN
AlterationSigned-off05/08/202405/28/2024
Contractor THOMAS FAY
MODIFICATION OF EXISTING SPRINKLER DESIGN AND HEAD LOCATIONS FOR RETAIL TENANT IMPROVEMENT PER PLANS FILED HEREWITH.
M01034753 ↗575 MADISON AVENUE
MANHATTAN
AlterationSigned-off05/08/202405/22/2024
Contractor IDK COOLING CORP
MECHANICAL UPDATES TO RETAIL TENANT SPACE PER PLANS FILED HEREWITH.
M01016299 ↗10 EAST 53 STREET
MANHATTAN
AlterationSigned-off03/19/202404/18/2024Modifications to the existing HVAC system on the 7th floor (Zegna) as per plans. No change to use, egress or occupancy.
B01022692 ↗69 NORTH 6 STREET
BROOKLYN
AlterationFiled — no permit on record03/26/2024——
B01022693 ↗69 NORTH 6 STREET
BROOKLYN
AlterationFiled — no permit on record03/26/2024——
M00928103 ↗283 BLEECKER STREET
MANHATTAN
AlterationSigned-off09/25/202310/11/2023Modifications to existing plumbing system for tenant fit out Insomnia Cookies
M00922604 ↗35 MERCER STREET
MANHATTAN
AlterationSigned-off08/25/202309/20/2023
Contractor MICHILLI INC
Updates to Mechanical ducting systems as per plans filed herewith.
B00701505 ↗5200 KINGS HIGHWAY
BROOKLYN
AlterationSigned-off03/21/202204/26/2022Mechanical work as per plans filed.
M00477996 ↗13 RECTOR STREET
MANHATTAN
AlterationPermit Issued03/11/202104/07/20217 Eleven store, swap out 2 condensers as per plans. This application in conjunction with OT application# 140999267.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
500 5 AVENUE ↗108/26/2026
100 WEST 18 STREET ↗404/17/2026
597 BROADWAY ↗204/16/2026
235 5 AVENUE ↗102/12/2026
54 BOWERY ↗112/17/2025
521 WEST STREET ↗810/22/2025
1290 AVENUE OF THE AMER ↗306/12/2025
85 5 AVENUE ↗205/28/2025
55 EAST 59 STREET ↗105/21/2025
35 MERCER STREET ↗301/23/2025
212-15 26 AVENUE ↗201/06/2025
575 MADISON AVENUE ↗305/30/2024
69 NORTH 6 STREET ↗203/26/2024
10 EAST 53 STREET ↗203/19/2024
283 BLEECKER STREET ↗109/25/2023
83 WARREN STREET ↗209/05/2023
5200 KINGS HIGHWAY ↗103/21/2022
13 RECTOR STREET ↗103/11/2021
▾Special Inspection Requirements — 86
DateRequirementBuildingInspectorRole
07/14/2026HVAC-R and service water piping design and insulation500 5 AVENUEGregory Schnackelenergy_progress
07/14/2026HVAC-R and service water heating equipment500 5 AVENUEGregory Schnackelenergy_progress
07/14/2026HVAC-R and service water heating system controls500 5 AVENUEGregory Schnackelenergy_progress
07/14/2026Interior lighting power500 5 AVENUEGregory Schnackelenergy_progress
07/14/2026Final500 5 AVENUEGregory Schnackelprogress
07/14/2026Mechanical Systems500 5 AVENUEGregory Schnackelspecial
04/20/2026Final100 WEST 18 STREETGregory Schnackelprogress
04/20/2026Mechanical Systems100 WEST 18 STREETGregory Schnackelspecial
04/20/2026Tenant Protection Plan Compliance100 WEST 18 STREETJOHN MCMONAGLEspecial
04/16/2026Final100 WEST 18 STREETGregory Schnackelprogress
04/16/2026Tenant Protection Plan Compliance100 WEST 18 STREETJOHN MCMONAGLEspecial
04/16/2026Mechanical Systems100 WEST 18 STREETGregory Schnackelspecial
04/07/2026Final100 WEST 18 STREETGregory Schnackelprogress
04/07/2026Tenant Protection Plan Compliance100 WEST 18 STREETJOHN MCMONAGLEspecial
04/07/2026Mechanical Systems100 WEST 18 STREETGregory Schnackelspecial
01/06/2026Sprinkler Systems100 WEST 18 STREETGregory Schnackelspecial
01/06/2026Tenant Protection Plan Compliance100 WEST 18 STREETJOHN MCMONAGLEspecial
11/13/2025Heating Systems235 5 AVENUEGregory Schnackelspecial
11/12/2025Shutoff dampers235 5 AVENUEGregory Schnackelenergy_progress
11/12/2025HVAC-R and service water piping design and insulation235 5 AVENUEGregory Schnackelenergy_progress
11/12/2025HVAC-R and service water heating equipment235 5 AVENUEGregory Schnackelenergy_progress
11/12/2025HVAC-R and service water heating system controls235 5 AVENUEGregory Schnackelenergy_progress
11/12/2025Final235 5 AVENUEGregory Schnackelprogress
11/12/2025Mechanical Systems235 5 AVENUEGregory Schnackelspecial
09/09/2025Sprinkler Systems521 WEST STREETGregory Schnackelspecial
09/09/2025Tenant Protection Plan Compliance521 WEST STREETJOHN MCMONAGLEspecial
06/27/2025Sprinkler Systems521 WEST STREETGregory Schnackelspecial
06/27/2025Tenant Protection Plan Compliance521 WEST STREETJOHN MCMONAGLEspecial
06/09/2025Sprinkler Systems1290 AVENUE OF THE AMERGregory Schnackelspecial
05/12/2025Sprinkler Systems85 5 AVENUEGregory Schnackelspecial
01/06/2025HVAC-R and service water heating equipment212-15 26 AVENUEGregory Schnackelenergy_progress
01/06/2025Final212-15 26 AVENUEGregory Schnackelprogress
01/06/2025Interior lighting power212-15 26 AVENUEGregory Schnackelenergy_progress
01/06/2025HVAC-R and service water heating system controls212-15 26 AVENUEGregory Schnackelenergy_progress
01/06/2025Maintenance information212-15 26 AVENUEGregory Schnackelenergy_progress
01/06/2025HVAC-R and service water piping design and insulation212-15 26 AVENUEGregory Schnackelenergy_progress
01/06/2025Mechanical Systems212-15 26 AVENUEGregory Schnackelspecial
12/04/2024Mechanical Systems1290 AVENUE OF THE AMERGregory Schnackelspecial
12/04/2024Final1290 AVENUE OF THE AMERGregory Schnackelprogress
11/14/2024Maintenance information212-15 26 AVENUEGregory Schnackelenergy_progress
11/14/2024HVAC-R and service water heating system controls212-15 26 AVENUEGregory Schnackelenergy_progress
11/14/2024HVAC-R and service water heating equipment212-15 26 AVENUEGregory Schnackelenergy_progress
11/14/2024Interior lighting power212-15 26 AVENUEGregory Schnackelenergy_progress
11/14/2024HVAC-R and service water piping design and insulation212-15 26 AVENUEGregory Schnackelenergy_progress
11/14/2024Final212-15 26 AVENUEGregory Schnackelprogress
11/14/2024Mechanical Systems212-15 26 AVENUEGregory Schnackelspecial
11/01/2024Final521 WEST STREETGregory Schnackelprogress
11/01/2024Mechanical Systems521 WEST STREETGregory Schnackelspecial
11/01/2024Tenant Protection Plan Compliance521 WEST STREETJOHN MCMONAGLEspecial
08/30/2024Final521 WEST STREETGregory Schnackelprogress
Latest 50 of 86.
▾Documents — 292 on file (BIS + DOB NOW)
▸Plans & Drawings55
▸DOB NOWPlans/Sketch55
09/06/2026M01359946-I1 · 597 BROADWAYRequest digital key ↗
09/04/2026M00477996-I1 · 13 RECTOR STREETRequest digital key ↗
Showing 3 of 55 on file for this type
▸Applications & Permits20
▸DOB NOWLPC Approval/Permit20
09/10/2026M01318059-P1 · 235 5 AVENUEOpen ↗
08/27/2026M01430546-I1 · 500 5 AVENUEOpen ↗
08/27/2026M01430546-S1 · 500 5 AVENUEOpen ↗
Showing 3 of 20 on file for this type
▸Seals & Professional Certifications153
▸DOB NOWDPL-1: Design Professional Seal & Signature56
09/10/2026M01318059-P1 · 235 5 AVENUEOpen ↗
09/06/2026M01359946-I1 · 597 BROADWAYOpen ↗
08/30/2026B00701505-I1 · 5200 KINGS HIGHWAYOpen ↗
Showing 3 of 56 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature51
09/28/2026M00928103-S1 · 283 BLEECKER STREETOpen ↗
09/28/2026M00928103-S1 · 283 BLEECKER STREETOpen ↗
09/23/2026M01430546-S1 · 500 5 AVENUEOpen ↗
Showing 3 of 51 on file for this type
▸DOB NOWProgress Inspector Seal & Signature46
09/28/2026M00928103-S1 · 283 BLEECKER STREETOpen ↗
09/23/2026M01430546-S1 · 500 5 AVENUEOpen ↗
09/23/2026M01430546-S1 · 500 5 AVENUEOpen ↗
Showing 3 of 46 on file for this type
▸Trade Schedules & Equipment1
▸DOB NOWFDNY: Letter of No Objection1
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 NOWDEP ACP-5: Asbestos Assessment Report39
09/06/2026M01359946-I1 · 597 BROADWAYOpen ↗
08/29/2026M00928103-I1 · 283 BLEECKER STREETOpen ↗
08/29/2026M00928103-P1 · 283 BLEECKER STREETOpen ↗
Showing 3 of 39 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form8
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 8 on file for this type
▸DOB NOWOER: Notice of Satisfaction4
08/26/2026M01056172-I1 · 521 WEST STREETOpen ↗
Showing 1 of 4 on file for this type
▸DOB NOWOER: Notice to Proceed4
08/26/2026M01056172-I1 · 521 WEST STREETOpen ↗
08/13/2026M01056172-P1 · 521 WEST STREETOpen ↗
08/13/2026M01066438-P1 · 521 WEST STREETOpen ↗
Showing 3 of 4 on file for this type
▸Energy Compliance1
▸DOB NOWPreliminary Commissioning Report Certification1
08/13/2026M01151190-I1 · 1290 AVENUE OF THE AMEROpen ↗
▸Other Documents7
▸DOB NOWProof of Historic Building7
08/26/2026M01056172-I1 · 521 WEST STREETOpen ↗
08/13/2026M01320032-I1 · 54 BOWERYOpen ↗
08/13/2026M01224059-I1 · 85 5 AVENUEOpen ↗
Showing 3 of 7 on file for this type