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Special Inspection Agency
HORIZON ENGINEERING ASSOC
Special Inspection Agency
BROOKLYN · 3BRONX · 2MANHATTAN · 1
8 buildings
15
Total Filings
8
Projects on File
8
Buildings Worked
0
Projects w/ Open Permits
Special Inspection Agency
Primary Trade
Activity
Projects by first filing month8 projects all-time
0123Sep '19 · 2Jul '20 · 2Aug '20 · 1Jul '21 · 1Sep '22 · 1Nov '24 · 120202021202220232024
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Signed off8100%
By project type
Alteration8
Most active buildings
All buildings →
600 BROADWAYMANHATTAN · latest 03/12/2025
1 projects
300 WEST KINGSBRIDGE RDBRONX · latest 07/12/2021
1 projects
700 EXTERIOR STREETBRONX · latest 12/10/2020
1 projects
519 GATEWAY DRIVEBROOKLYN · latest 07/12/2021
1 projects
139 FLATBUSH AVENUEBROOKLYN · latest 12/08/2021
1 projects
2201 NOSTRAND AVENUEBROOKLYN · latest 01/26/2023
1 projects
Key relationships
Everyone →
Design firms
Filing representatives
Owners
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01068103 ↗600 BROADWAY
MANHATTAN
AlterationSigned-off11/04/202403/12/2025Modifications to existing HVAC System as per plans filed, no change uses occupancy or egress under this application.
B00763210 ↗2201 NOSTRAND AVENUE
BROOKLYN
AlterationSigned-off09/12/202201/26/2023Remove existing Rooftop units, accessories & curb, Install New Rooftop Units, new curb and accessories.
B00515951 ↗139 FLATBUSH AVENUE
BROOKLYN
AlterationSigned-off07/21/202112/08/2021Replacement of 9 Roof top units on existing dunnage
B00366180 ↗519 GATEWAY DRIVE
BROOKLYN
AlterationSigned-off07/10/202007/12/2021REMOVE AND REPLACE 23 RTUS, REMOVE AND CAP 4 RTU'S FOR TARGET STORE # 1401
Q00221416 ↗88-15 QUEENS BOULEVARD
QUEENS
AlterationSigned-off09/25/201907/12/2021REPLACEMENT OF EXISTING HEATING AND COOLING EQUIPMENT, MECHANICAL HVAC DUCTWORK, REPLACE (18) EXISTING ROOFTOP UNITS AND INSTALL (6) NEW ROO…
X00366156 ↗300 WEST KINGSBRIDGE RD
BRONX
AlterationSigned-off07/10/202007/12/2021REMOVE & REPLACE 13 RTUS, REMOVE AND CAP 1 RTU FOR TARGET STORE # 1798
Counts cover all 8 projects (8 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
CS ENGINEERING, PC104/18/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
AES MECHANICAL SERVICES G508/09/2023
DANSON HEIGHTS SERVICE CO112/26/2019
LEMODE PLBG & HTG CORP108/13/2021
MIH SYSTEMS GROUP LLC104/18/2025
TOTAL COMFORT MECHANICAL101/06/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
TARGET CORPORATION408/09/2023
ACHS MANAGMENT104/18/2025
TOTAL COMFORT GROUP101/06/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
A1 EXPEDITING SERVICE CORP.104/18/2025
GREEN LIGHT EXPEDITING LLC101/06/2023
JAM CONSULTANTS, INC.108/09/2023
8 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 8Signed off 8
8 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01068103 ↗600 BROADWAY
MANHATTAN
AlterationSigned-off11/04/202403/12/2025Modifications to existing HVAC System as per plans filed, no change uses occupancy or egress under this application.
B00763210 ↗2201 NOSTRAND AVENUE
BROOKLYN
AlterationSigned-off09/12/202201/26/2023Remove existing Rooftop units, accessories & curb, Install New Rooftop Units, new curb and accessories.
B00515951 ↗139 FLATBUSH AVENUE
BROOKLYN
AlterationSigned-off07/21/202112/08/2021Replacement of 9 Roof top units on existing dunnage
B00366180 ↗519 GATEWAY DRIVE
BROOKLYN
AlterationSigned-off07/10/202007/12/2021REMOVE AND REPLACE 23 RTUS, REMOVE AND CAP 4 RTU'S FOR TARGET STORE # 1401
Q00221416 ↗88-15 QUEENS BOULEVARD
QUEENS
AlterationSigned-off09/25/201907/12/2021REPLACEMENT OF EXISTING HEATING AND COOLING EQUIPMENT, MECHANICAL HVAC DUCTWORK, REPLACE (18) EXISTING ROOFTOP UNITS AND INSTALL (6) NEW ROO…
X00366156 ↗300 WEST KINGSBRIDGE RD
BRONX
AlterationSigned-off07/10/202007/12/2021REMOVE & REPLACE 13 RTUS, REMOVE AND CAP 1 RTU FOR TARGET STORE # 1798
X00353589 ↗700 EXTERIOR STREET
BRONX
AlterationSigned-off08/18/202012/10/2020REPLACEMENT OF 2 ROOFTOP UNITS FOR TARGET 2475
S00231137 ↗2900 VETERANS ROAD WEST
STATEN ISLAND
AlterationSigned-off09/25/201902/14/2020REPLACEMENT OF EXISTING HEATING AND COOLING EQUIPMENT, MECHANICAL HVAC DUCTWORK. REPLACE 1 EXISTING ROOFTOP UNIT.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
600 BROADWAY ↗204/18/2025
2201 NOSTRAND AVENUE ↗208/09/2023
139 FLATBUSH AVENUE ↗301/06/2023
88-15 QUEENS BOULEVARD ↗306/25/2021
700 EXTERIOR STREET ↗108/18/2020
519 GATEWAY DRIVE ↗107/10/2020
300 WEST KINGSBRIDGE RD ↗107/10/2020
2900 VETERANS ROAD WEST ↗212/26/2019
▾Special Inspection Requirements — 65
DateRequirementBuildingInspectorRole
04/21/2025Mechanical Systems600 BROADWAYMichael Englishspecial
04/21/2025Final600 BROADWAYMichael Englishprogress
09/11/2023HVAC-R and service water heating system controls2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
09/11/2023HVAC-R and service water heating equipment2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
09/11/2023HVAC-R and service water piping design and insulation2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
09/11/2023Shutoff dampers2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
09/11/2023Electrical motors and elevators2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
09/11/2023Maintenance information2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
09/11/2023Mechanical Systems2201 NOSTRAND AVENUEJOSEPH SADOWspecial
09/11/2023Energy Code Compliance Inspections2201 NOSTRAND AVENUEJOSEPH SADOWprogress
09/11/2023Final2201 NOSTRAND AVENUEJOSEPH SADOWprogress
07/25/2023HVAC-R and service water heating system controls2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
07/25/2023HVAC-R and service water piping design and insulation2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
07/25/2023Shutoff dampers2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
07/25/2023Maintenance information2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
07/25/2023Electrical motors and elevators2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
07/25/2023HVAC-R and service water heating equipment2201 NOSTRAND AVENUEJOSEPH SADOWenergy_progress
07/25/2023Energy Code Compliance Inspections2201 NOSTRAND AVENUEJOSEPH SADOWprogress
07/25/2023Final2201 NOSTRAND AVENUEJOSEPH SADOWprogress
07/25/2023Mechanical Systems2201 NOSTRAND AVENUEJOSEPH SADOWspecial
01/11/2023HVAC-R and service water piping design and insulation139 FLATBUSH AVENUEJOSEPH SADOWenergy_progress
01/11/2023HVAC-R and service water heating equipment139 FLATBUSH AVENUEJOSEPH SADOWenergy_progress
01/11/2023Maintenance information139 FLATBUSH AVENUEJOSEPH SADOWenergy_progress
01/11/2023HVAC-R and service water heating system controls139 FLATBUSH AVENUEJOSEPH SADOWenergy_progress
01/11/2023Electrical motors and elevators139 FLATBUSH AVENUEJOSEPH SADOWenergy_progress
01/11/2023Mechanical Systems139 FLATBUSH AVENUEJOSEPH SADOWspecial
01/11/2023Final139 FLATBUSH AVENUEJOSEPH SADOWprogress
06/28/2021Mechanical Systems88-15 QUEENS BOULEVARDJOSEPH SADOWspecial
06/28/2021Final88-15 QUEENS BOULEVARDJOSEPH SADOWprogress
06/28/2021Maintenance information88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
06/28/2021HVAC insulation and sealing 88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
06/28/2021HVAC and service water heating equipment 88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
06/28/2021Electrical motors88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
06/28/2021HVAC and service water heating system controls 88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
06/28/2021Shutoff dampers88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
11/11/2020Shutoff dampers88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
11/11/2020HVAC insulation and sealing 88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
11/11/2020Final88-15 QUEENS BOULEVARDJOSEPH SADOWprogress
11/11/2020HVAC and service water heating system controls 88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
11/11/2020Electrical motors88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
11/11/2020HVAC and service water heating equipment 88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
11/11/2020Maintenance information88-15 QUEENS BOULEVARDJOSEPH SADOWenergy_progress
11/11/2020Mechanical Systems88-15 QUEENS BOULEVARDJOSEPH SADOWspecial
07/09/2020Maintenance information300 WEST KINGSBRIDGE RDJOSEPH SADOWenergy_progress
07/09/2020Electrical motors300 WEST KINGSBRIDGE RDJOSEPH SADOWenergy_progress
07/09/2020HVAC insulation and sealing 300 WEST KINGSBRIDGE RDJOSEPH SADOWenergy_progress
07/09/2020HVAC and service water heating system controls 300 WEST KINGSBRIDGE RDJOSEPH SADOWenergy_progress
07/09/2020HVAC and service water heating equipment 300 WEST KINGSBRIDGE RDJOSEPH SADOWenergy_progress
07/09/2020Shutoff dampers300 WEST KINGSBRIDGE RDJOSEPH SADOWenergy_progress
07/02/2020Final300 WEST KINGSBRIDGE RDJOSEPH SADOWprogress
Latest 50 of 65.
▾Documents — 110 on file (BIS + DOB NOW)
▸Plans & Drawings19
▸DOB NOWPlans/Sketch - Mechanical Systems8
Showing 3 of 8 on file for this type
▸DOB NOWPlans/Sketch7
08/24/2026M01068103-P1 · 600 BROADWAYRequest digital key ↗
Showing 3 of 7 on file for this type
▸DOB NOWPlans/Sketch - Plumbing4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸Applications & Permits2
▸DOB NOWLPC Approval/Permit2
08/13/2026M01068103-I1 · 600 BROADWAYOpen ↗
08/13/2026M01068103-P1 · 600 BROADWAYOpen ↗
▸Seals & Professional Certifications72
▸DOB NOWProgress Inspector Seal & Signature45
09/19/2026Q00221416-P2 · 88-15 QUEENS BOULEVARDOpen ↗
09/19/2026Q00221416-P2 · 88-15 QUEENS BOULEVARDOpen ↗
09/19/2026Q00221416-P2 · 88-15 QUEENS BOULEVARDOpen ↗
Showing 3 of 45 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature18
09/01/2026B00515951-I1 · 139 FLATBUSH AVENUEOpen ↗
09/01/2026B00515951-P2 · 139 FLATBUSH AVENUEOpen ↗
09/01/2026B00515951-P1 · 139 FLATBUSH AVENUEOpen ↗
Showing 3 of 18 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature9
09/19/2026Q00221416-P2 · 88-15 QUEENS BOULEVARDOpen ↗
09/01/2026S00231137-I1 · 2900 VETERANS ROAD WESTOpen ↗
09/01/2026B00763210-I1 · 2201 NOSTRAND AVENUEOpen ↗
Showing 3 of 9 on file for this type
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
08/27/2026Q00221416-P2 · 88-15 QUEENS BOULEVARDOpen ↗
08/27/2026Q00221416-P1 · 88-15 QUEENS BOULEVARDOpen ↗
08/27/2026Q00221416-S1 · 88-15 QUEENS BOULEVARDOpen ↗
Showing 3 of 8 on file for this type
▸Energy Compliance7
▸DOB NOWPreliminary Commissioning Report Certification6
08/13/2026X00353589-I1 · 700 EXTERIOR STREETOpen ↗
08/13/2026X00366156-I1 · 300 WEST KINGSBRIDGE RDOpen ↗
08/13/2026B00366180-I1 · 519 GATEWAY DRIVEOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWEN2: As Built Energy Analysis.1
08/13/2026B00515951-I1 · 139 FLATBUSH AVENUEOpen ↗
▸Approvals, Objections & Sign-offs2
▸DOB NOWDesign Commission Sign Off City Owned (Exterior Work)1
08/13/2026X00353589-I1 · 700 EXTERIOR STREETOpen ↗
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)1
08/13/2026X00353589-I1 · 700 EXTERIOR STREETOpen ↗