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Design Firm
KARBON ENGINEERING SERVICES, LLC
Design
5 projects with open permitsMANHATTAN · 45STATEN ISLAND · 4
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12 buildings
77
Total Filings
49
Projects on File
12
Buildings Worked
5
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month49 projects all-time
0358Nov '19 · 6Feb '20 · 2Sep '20 · 7Dec '20 · 1Jan '21 · 2Feb '21 · 1Aug '21 · 1Oct '21 · 3Jan '22 · 2May '22 · 1Sep '22 · 1Oct '22 · 1May '23 · 1Sep '23 · 7Aug '24 · 2Oct '24 · 1Dec '24 · 1Feb '25 · 1Jul '25 · 1Sep '25 · 1Oct '25 · 1Nov '25 · 1Dec '25 · 2Mar '26 · 1Apr '26 · 12020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit510%
Signed off4286%
Filed only24%
By project type
Alteration49
Most active buildings
All buildings →
811 10 AVENUEMANHATTAN · 1 open · latest 04/07/2026
16 projects
56 HUDSON STREETMANHATTAN · 2 open · latest 07/24/2026
9 projects
111 8 AVENUEMANHATTAN · latest 03/10/2026
4 projects
33 THOMAS STREETMANHATTAN · latest 12/12/2023
4 projects
SOUTH AVENUESTATEN ISLAND · 1 open · latest 04/30/2026
4 projects
40 WEST 23 STREETMANHATTAN · latest 03/26/2021
3 projects
Key relationships
Everyone →
Design firms
1 projects
Owners
18 projects
6 projects
4 projects
4 projects
People
All people →
Dahoud Mahmudlatest 03/17/2026
55 filings
Filed under
KARBON ENGINEERING SERVICES, LLC77
Identified by the contact ids of the people who file for the firm and by its email domain (karbonengineering.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01373807 ↗16 WALKER STREET
MANHATTAN
AlterationPermit Issued04/22/202608/13/2026
Owner RUDIN MANAGEMENT CO., INC.
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Modification to existing Mechanical systems as per plans filed herewith; Replacement of five (5) fluid coolers on the 15th floor & Provision…
M01311365 ↗56 HUDSON STREET
MANHATTAN
AlterationPermit Issued12/08/202507/24/2026
Owner Jones Lang Lasalle Americas,Inc
Contractor PENGUIN AIR CONDITIONING
Filer WILLIAM VITACCO ASSOCIATES
Sprinkler work as shown on plans filed herewith. No change in use, egress or occupancy.
S00611054 ↗SOUTH AVENUE
STATEN ISLAND
AlterationPermit Issued10/27/202104/30/2026
Owner NICOTRA GROUUP
Contractor CAPITAL CONTR P&H CORP
Filer A1 EXPEDITING SERVICE CORP.
Removal and installation of sprinkler heads and sprinkler piping, and rerouting of existing gas lines on partial 1st & 2nd floors as shown o…
M01179812 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off02/19/202504/07/2026
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Installation of six (6) in-row A/C units, one (1) outdoor adiabatic cooler, and associated piping. New BMS controls system.
M01333337 ↗111 8 AVENUE
MANHATTAN
AlterationFiled — no permit on record03/10/2026—
Owner JLL
Filer A1 EXPEDITING SERVICE CORP.
—
M01269833 ↗811 10 AVENUE
MANHATTAN
AlterationPermit Issued09/29/202501/02/2026
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Replacement of one (1) existing water-cooled chiller and valve replacement on the 2nd floor. Valve and basin heater replacement at cooling t…
Counts cover all 49 projects (49 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
Dahoud Mahmud5503/17/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DIMOVSKI ARCHITECTURE PLLC110/04/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
AHEARN-HOLTZMAN, INC1904/22/2026
UNITED PLBG MECHANICAL IN807/21/2025
CLUNE CONSTRUCTION CO LP401/14/2021
LT FIRE PROTECTION CORP212/18/2020
M.F. MALONE INC212/08/2025
MAC FELDER, INC205/25/2021
ABCO-PEERLESS SPRKLR CORP110/04/2024
AGGRESSIVE FIRE PROT LLC109/10/2020
ALL BORO TANK TESTING LLC105/04/2023
AP MECHANICAL LLC112/19/2024
ASHLAR MECHANICAL CORP112/08/2025
CAPITAL CONTR P&H CORP111/03/2025
CURRENT FIRE PROTECTION I109/29/2022
DONNELLY MECHANICAL CORP105/16/2022
ESSENTIAL DESIGN & BUILD106/07/2024
FIVE BORO ASSOCIATES INC111/03/2025
HENEGAN CONSTRUCTION CO.,105/12/2022
PENGUIN AIR CONDITIONING112/08/2025
S.O.S. PLBG & HTG LTD109/29/2022
STRUCTURE TONE, LLC110/04/2024
TURNER CONSTRUCTION COMPA105/12/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
AT&T1809/29/2025
COLLIERS612/18/2020
JONES LANG LASALLE AMERICAS INC.412/08/2025
NICOTRA GROUUP411/03/2025
CONSULATE GENERAL OF THE SLOVAK REP206/07/2024
JLL203/10/2026
TACONIC MANAGEMENT CO LLC209/10/2020
RUDIN MANAGEMENT CO INC104/22/2026
RXR PROPERTY MANAGEMENT LLC105/12/2022
RXR SL OWNER LLC111/26/2025
T-C 475 FIFTH AVENUE, LLC101/14/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
A1 EXPEDITING SERVICE CORP.1704/22/2026
DIMOVSKI ARCHITECTURE PLLC305/20/2025
WILLIAM VITACCO ASSOCIATES312/08/2025
MP DESIGN AND CONSTRUCTION206/07/2024
RENAISSANCE CODE CONSULTANTS, INC.205/04/2023
AhearnHoltzman108/14/2025
49 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 49Open permit 5Signed off 42Filed only 2
49 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01373807 ↗16 WALKER STREET
MANHATTAN
AlterationPermit Issued04/22/202608/13/2026
Owner RUDIN MANAGEMENT CO., INC.
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Modification to existing Mechanical systems as per plans filed herewith; Replacement of five (5) fluid coolers on the 15th floor & Provision…
M01311365 ↗56 HUDSON STREET
MANHATTAN
AlterationPermit Issued12/08/202507/24/2026
Owner Jones Lang Lasalle Americas,Inc
Contractor PENGUIN AIR CONDITIONING
Filer WILLIAM VITACCO ASSOCIATES
Sprinkler work as shown on plans filed herewith. No change in use, egress or occupancy.
S00611054 ↗SOUTH AVENUE
STATEN ISLAND
AlterationPermit Issued10/27/202104/30/2026
Owner NICOTRA GROUUP
Contractor CAPITAL CONTR P&H CORP
Filer A1 EXPEDITING SERVICE CORP.
Removal and installation of sprinkler heads and sprinkler piping, and rerouting of existing gas lines on partial 1st & 2nd floors as shown o…
M01179812 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off02/19/202504/07/2026
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Installation of six (6) in-row A/C units, one (1) outdoor adiabatic cooler, and associated piping. New BMS controls system.
M01333337 ↗111 8 AVENUE
MANHATTAN
AlterationFiled — no permit on record03/10/2026—
Owner JLL
Filer A1 EXPEDITING SERVICE CORP.
—
M01269833 ↗811 10 AVENUE
MANHATTAN
AlterationPermit Issued09/29/202501/02/2026
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Replacement of one (1) existing water-cooled chiller and valve replacement on the 2nd floor. Valve and basin heater replacement at cooling t…
M01290620 ↗56 HUDSON STREET
MANHATTAN
AlterationSigned-off10/14/202512/17/2025
Contractor M.F. MALONE INC
Filer WILLIAM VITACCO ASSOCIATES
mechanical work as shown on plans filed herewith. No change in use, egress or occupancy.
M01309002 ↗111 8 AVENUE
MANHATTAN
AlterationSigned-off12/08/202512/16/2025
Owner JLL
Contractor M.F. MALONE INC
Filer A1 EXPEDITING SERVICE CORP.
REPLACEMENT OF EXISTING HVAC UNITS (5 CRAC UNITS). NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
M01313649 ↗601 WEST 26 STREET
MANHATTAN
AlterationFiled — no permit on record11/26/2025—
Owner RXR SL Owner, LLC
Filer WILLIAM VITACCO ASSOCIATES
—
M01137889 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off07/28/202511/07/2025
Contractor AHEARN-HOLTZMAN, INC
Installation of (5) new CRAH units.
M00297898 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off02/20/202010/20/2025
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Installation of 6 in-row coolers, 2 inline pumps, and associated piping on the 4th floor. Installation of 1 adiabatic cooler and associated …
M00551583 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off08/30/202108/15/2025
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer DIMOVSKI ARCHITECTURE PLLC
Reconfiguration of HVAC ducts at main entrance points to telephone switch equipment rooms from elevator lobbies on 18th, 19th & 21st floors …
M00855702 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off09/25/202305/08/2025
Owner AT&T INC
Contractor UNITED PLBG MECHANICAL INC
Filer A1 EXPEDITING SERVICE CORP.
Roof drain work on third floor roof and sprinkler modifications on 1st & 3rd floors.
M01146849 ↗56 HUDSON STREET
MANHATTAN
AlterationSigned-off12/19/202402/06/2025
Contractor AP MECHANICAL LLC
Filer WILLIAM VITACCO ASSOCIATES
Modifications to existing Mechanical Systems as per plans filed herewith. No change in use, egress or occupancy.
M01069954 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off08/14/202411/08/2024
Owner AT&T INC
Contractor UNITED PLBG MECHANICAL INC
Filer A1 EXPEDITING SERVICE CORP.
Modify existing sprinkler piping to accommodate ductwork modifications
M01104533 ↗56 HUDSON STREET
MANHATTAN
AlterationPermit Issued10/04/202410/30/2024
Owner Jones Lang Lasalle Americas,Inc
Contractor STRUCTURE TONE, LLC
Filer WILLIAM VITACCO ASSOCIATES
Modifications to existing Sprinkler System as per plans filed herewith. No change in use, egress or occupancy.
M01069947 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off08/07/202408/15/2024
Contractor AHEARN-HOLTZMAN, INC
Installation of new chilled water air handling equipment. New equipment to tied into the buildings existing chiller plant.
M07996175 ↗866 UNITED NATIONS PLAZA
MANHATTAN
AlterationSigned-off10/03/202205/09/2024
Owner CONSULATE GENERAL OF THE SLOVAK REP
Contractor ESSENTIAL DESIGN & BUILD
Filer MP DESIGN AND CONSTRUCTION
minor renovation to existing Mechanical system: replacement of a AC unit and additional minor renovations as per submitted drawings. no chan…
M00855673 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off09/25/202302/12/2024
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Relocation and installation of transfer grills and Fire Smoke Dampers on 1st & 3rd floors.
M00417154 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off01/28/202101/04/2024
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
INSTALLATION OF 8 IN-ROW COOLERS, 2 INLINE PUMPS, 1 ADIABATIC COOLER AND ASSOCIATED PIPING ON 4TH AND 5TH FLS RESPECTIVELY.
M00855789 ↗33 THOMAS STREET
MANHATTAN
AlterationSigned-off09/15/202312/12/2023
Owner AT&T INC
Contractor UNITED PLBG MECHANICAL INC
Filer A1 EXPEDITING SERVICE CORP.
Relocation of existing sprinkler heads to accommodate new electrical equipment.
M00823177 ↗33 THOMAS STREET
MANHATTAN
AlterationSigned-off09/15/202311/16/2023
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Ductwork modifications to existing ductwork.
S00610580 ↗SOUTH AVENUE
STATEN ISLAND
AlterationSigned-off10/28/202111/09/2023
Owner NICOTRA GROUUP
Contractor AHEARN-HOLTZMAN, INC
Filer DIMOVSKI ARCHITECTURE PLLC
Installation of mechanical equipment for telecommunications facility on 1st & 2nd floors and roof
M00855786 ↗33 THOMAS STREET
MANHATTAN
AlterationSigned-off09/15/202310/25/2023
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Removal of abandoned piping from sub-basement level B and relocation of existing transfer grille to existing wall from partition to be remov…
M00574311 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off01/13/202210/12/2023
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer AhearnHoltzman
Replacement of three standby generators and associated louvers and sound attenuators as shown on drawings filed herewith.
M00835067 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off09/25/202309/26/2023
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Installation of three additional Computer Room A/C units, CRAH-1-8, CRAH-1-9 & CRAH-1-10
M00835073 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off09/25/202309/26/2023
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Installation of on Computer Room AC unit, CRAH-1-7 as shown on drawings submitted herewith.
S00472125 ↗SOUTH AVENUE
STATEN ISLAND
AlterationSigned-off10/27/202106/02/2023
Owner NICOTRA GROUUP
Contractor AMERICAN BOILER & WELDING
Filer RENAISSANCE CODE CONSULTANTS, INC.
INSTALLATION OF 5,000 GALLON, DOUBLE WALLED, UNDERGROUND FUEL STORAGE TANK.
M00862580 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off05/15/202305/15/2023
Owner AT&T INC
Contractor AHEARN-HOLTZMAN, INC
Filer A1 EXPEDITING SERVICE CORP.
Modifying piping associated with two existing chiller plants to tie them together. No change to use, egress, or occupancy.
M00695938 ↗1285 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off05/12/202205/05/2023
Owner RXR PROPERTY MANAGEMENT LLC
Contractor TURNER CONSTRUCTION COMPANY
Filer A1 EXPEDITING SERVICE CORP.
New chilled water air conditioning unit to provide cooling for electrical room. No change to use, egress, or occupancy.
M07996176 ↗866 UNITED NATIONS PLAZA
MANHATTAN
AlterationSigned-off09/29/202204/10/2023
Owner CONSULATE GENERAL OF THE SLOVAK REP
Contractor CURRENT FIRE PROTECTION I
Filer MP DESIGN AND CONSTRUCTION
RENO TO EXISTING PLUMBING AND SPRINKLER SYSTEMS AS PER SUBMITTED DRAWINGS. NO CHANGE OF USE, EGRESS OR OCCUPANCY.
M00413623 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off01/12/202201/06/2023
Owner AT&T INC
Contractor UNITED PLBG MECHANICAL INC
Filer DIMOVSKI ARCHITECTURE PLLC
MODIFICATIONS TO EXISTING PRE-ACTION SPRINKLER SYSTEMS ON 4th THROUGH 8th FLOORS AND INSTALLATION OF NITROGEN GENERATORS AND PIPING FOR USE …
M00381759 ↗56 HUDSON STREET
MANHATTAN
AlterationSigned-off09/09/202010/22/2021
Owner Jones Lang Lasalle Americas,Inc
Contractor MAC FELDER INC
Filer WILLIAM VITACCO ASSOCIATES
Plumbing modification to 5th floor office space
M00381747 ↗56 HUDSON STREET
MANHATTAN
AlterationSigned-off09/09/202008/17/2021
Contractor CLUNE CONSTRUCTION CO LP
Filer WILLIAM VITACCO ASSOCIATES
Mechanical renovation of existing office space.
M00382359 ↗56 HUDSON STREET
MANHATTAN
AlterationSigned-off09/09/202008/17/2021
Contractor CLUNE CONSTRUCTION CO LP
Filer WILLIAM VITACCO ASSOCIATES
Mechanical renovation of existing office space.
M00244078 ↗56 HUDSON STREET
MANHATTAN
AlterationSigned-off02/10/202005/03/2021
Owner Jones Lang Lasalle Americas,Inc
Contractor DONNELLY MECHANICAL CORP
Filer WILLIAM VITACCO ASSOCIATES
Replacement of HVAC units and associated duct work.
S00472081 ↗SOUTH AVENUE
STATEN ISLAND
AlterationSigned-off02/26/202104/14/2021
Owner NICOTRA GROUUP
Contractor AHEARN-HOLTZMAN, INC
Filer RENAISSANCE CODE CONSULTANTS, INC.
INSTALLATION OF UNDERGROUND FUEL OIL PIPING, GLYCOL PIPING AND CONCRETE DUCT BANKS AS SHOWN ON DRAWINGS FILED HEREWITH.
M00199417 ↗40 WEST 23 STREET
MANHATTAN
AlterationSigned-off11/05/201903/26/2021
Owner COLLIERS
Contractor UNITED PLBG MECHANICAL IN
Filer WILLIAM VITACCO ASSOCIATES
Plumbing work as shown on plans. Remove: 1 shower. Relocate 1 shower. Replace 7 lavatories, 7 toilets, 2 urinals, 1 sink, 2 dishwashers. …
M00199077 ↗40 WEST 23 STREET
MANHATTAN
AlterationSigned-off11/07/201903/18/2021
Owner COLLIERS
Contractor UNITED PLBG MECHANICAL IN
Filer WILLIAM VITACCO ASSOCIATES
Plumbing work as shown on plans. Relocate 2 lavatories, 1 non-residential sink. Add 4 lavatories, 5 water fountains, 1 dishwasher, 1 funne…
M00199092 ↗40 WEST 23 STREET
MANHATTAN
AlterationSigned-off11/07/201902/04/2021
Owner COLLIERS
Contractor LT FIRE PROTECTION CORP
Filer WILLIAM VITACCO ASSOCIATES
Modifications to existing sprinkler systems. Remove 251 heads. Install 312 new sprinkler heads.
M00199466 ↗40 WEST 23 STREET
MANHATTAN
AlterationSigned-off11/05/201902/04/2021
Owner COLLIERS
Contractor LT FIRE PROTECTION CORP
Filer WILLIAM VITACCO ASSOCIATES
Modifications to an existing sprinkler system. Remove 69 heads; relocate 69 heads; install 51 new sprinkler heads
M00382369 ↗56 HUDSON STREET
MANHATTAN
AlterationSigned-off09/10/202001/27/2021
Contractor AGGRESSIVE FIRE PROT LLC
Filer WILLIAM VITACCO ASSOCIATES
Sprinkler work as part of office renovation.
M00431775 ↗473 5 AVENUE
MANHATTAN
AlterationSigned-off01/14/202101/25/2021
Owner T-C 475 FIFTH AVENUE, LLC
Contractor CLUNE CONSTRUCTION CO LP
Filer BURNHAM NATIONWIDE INC
Mechanical modifications on an existing commercial space located on the 2nd floor
M00343355 ↗811 10 AVENUE
MANHATTAN
AlterationSigned-off12/09/202001/08/2021
Owner AT&T INC
Contractor UNITED PLBG MECHANICAL INC
Filer RENAISSANCE CODE CONSULTANTS, INC.
MODIFICATIONS TO EXISTING SPRINKLER SYSTEM FOR INSTALLATION OF NEW HEADS ON CELLAR LEVELS (CEL,SC). PER PLANS FILED HEREWITH. NO CHANGE IN U…
M00379255 ↗33 THOMAS STREET
MANHATTAN
AlterationSigned-off09/28/202012/04/2020
Owner AT&T INC
Contractor UNITED PLBG MECHANICAL IN
Replacement of water heater in sub-cellar 2 as per drawings submitted herewith. No change in use, egress or occupancy,
M00199406 ↗40 WEST 23 STREET
MANHATTAN
AlterationSigned-off11/05/201911/30/2020
Owner COLLIERS
Contractor AHEARN-HOLTZMAN, INC
Filer WILLIAM VITACCO ASSOCIATES
Mechanical work as shown on plans.
M00381544 ↗111 8 AVENUE
MANHATTAN
AlterationSigned-off09/10/202010/29/2020
Owner TACONIC MANAGEMENT CO
Contractor MAC FELDER INC
Filer BURNHAM NATIONWIDE INC
Filing herewith minor plumbing work pertaining to tenant build out. No change in use, egress or occupancy.
M00381535 ↗111 8 AVENUE
MANHATTAN
AlterationSigned-off09/10/202009/11/2020
Owner TACONIC MANAGEMENT CO
Contractor CLUNE CONSTRUCTION CO LP
Filer BURNHAM NATIONWIDE INC
Filing herewith mechanical work pertaining to tenant build out. No change in use, egress or occupancy.
M00198538 ↗40 WEST 23 STREET
MANHATTAN
AlterationSigned-off11/07/201912/21/2019
Owner COLLIERS
Contractor AHEARN-HOLTZMAN, INC
Filer WILLIAM VITACCO ASSOCIATES
Mechanical work as shown on plans.
Scope of Work
HVAC — 6 projects · most recent 04/22/2026
Air Conditioning Systems Cooling Towers Refrigeration Systems
Sprinkler / Standpipe — 4 projects · most recent 12/08/2025
Sprinkler System
Plumbing — 2 projects · most recent 11/03/2025
Gas Water/Sanitary
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
16 WALKER STREET ↗103/17/2026
111 8 AVENUE ↗412/12/2025
56 HUDSON STREET ↗1411/04/2025
601 WEST 26 STREET ↗111/04/2025
SOUTH AVENUE ↗910/31/2025
811 10 AVENUE ↗2208/22/2025
866 UNITED NATIONS PLAZA ↗503/07/2024
33 THOMAS STREET ↗404/05/2023
1285 AVENUE OF THE AMER ↗103/10/2022
473 5 AVENUE ↗111/23/2020
40 WEST 23 STREET ↗808/20/2020
40 WEST 23 STREET ↗708/20/2020
▾Documents — 459 on file (BIS + DOB NOW)
▸Plans & Drawings74
▸DOB NOWPlans/Sketch42
09/03/2026M00551583-I1 · 811 10 AVENUERequest digital key ↗
09/03/2026M00574311-I1 · 811 10 AVENUERequest digital key ↗
09/03/2026M00574311-P1 · 811 10 AVENUERequest digital key ↗
Showing 3 of 42 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems14
09/05/2026M00199406-I1 · 40 WEST 23 STREETRequest digital key ↗
09/05/2026M00198538-I1 · 40 WEST 23 STREETRequest digital key ↗
09/05/2026M00244078-I1 · 56 HUDSON STREETRequest digital key ↗
Showing 3 of 14 on file for this type
▸DOB NOWPlans/Sketch - Plumbing9
09/04/2026M00381759-I1 · 56 HUDSON STREETRequest digital key ↗
09/04/2026M00381544-I1 · 111 8 AVENUERequest digital key ↗
09/04/2026M00379255-I1 · 33 THOMAS STREETRequest digital key ↗
Showing 3 of 9 on file for this type
▸DOB NOWPlans/Sketch - Sprinkler7
09/05/2026M00199466-I1 · 40 WEST 23 STREETRequest digital key ↗
09/04/2026M00382369-I1 · 56 HUDSON STREETRequest digital key ↗
09/04/2026M00199092-P1 · 40 WEST 23 STREETRequest digital key ↗
Showing 3 of 7 on file for this type
▸DOB NOWPlans/Sketch - Boiler Equipment2
08/23/2026S00472125-I1 · SOUTH AVENUERequest digital key ↗
08/15/2026S00472125-P1 · SOUTH AVENUERequest digital key ↗
▸Applications & Permits20
▸DOB NOWLPC Approval/Permit20
09/05/2026M00244078-P1 · 56 HUDSON STREETOpen ↗
09/05/2026M00244078-I1 · 56 HUDSON STREETOpen ↗
09/04/2026M00381759-I1 · 56 HUDSON STREETOpen ↗
Showing 3 of 20 on file for this type
▸Seals & Professional Certifications271
▸DOB NOWProgress Inspector Seal & Signature102
09/29/2026M07996175-P2 · 866 UNITED NATIONS PLAZAOpen ↗
09/29/2026M07996175-P2 · 866 UNITED NATIONS PLAZAOpen ↗
09/28/2026M01309002-I1 · 111 8 AVENUEOpen ↗
Showing 3 of 102 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature97
09/29/2026M07996175-P2 · 866 UNITED NATIONS PLAZAOpen ↗
09/29/2026M07996175-P2 · 866 UNITED NATIONS PLAZAOpen ↗
09/28/2026M01309002-I1 · 111 8 AVENUEOpen ↗
Showing 3 of 97 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature72
09/05/2026M00199466-I1 · 40 WEST 23 STREETOpen ↗
09/05/2026M00199466-P1 · 40 WEST 23 STREETOpen ↗
09/05/2026M00198538-P1 · 40 WEST 23 STREETOpen ↗
Showing 3 of 72 on file for this type
▸Trade Schedules & Equipment1
▸DOB NOWFDNY: Letter of No Objection1
08/13/2026M00413623-I1 · 811 10 AVENUEOpen ↗
▸Safety & Tenant Protection18
▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist17
09/03/2026M00574311-I1 · 811 10 AVENUEOpen ↗
08/21/2026M00297898-I1 · 811 10 AVENUEOpen ↗
08/15/2026M00417154-I1 · 811 10 AVENUEOpen ↗
Showing 3 of 17 on file for this type
▸DOB NOWHPD-2 Clinton Special District Anti-Harassment Checklist1
09/01/2026M00855702-I1 · 811 10 AVENUEOpen ↗
▸Environmental & Asbestos62
▸DOB NOWDEP ACP-5: Asbestos Assessment Report62
09/05/2026M00199466-I1 · 40 WEST 23 STREETOpen ↗
09/05/2026M00199466-P1 · 40 WEST 23 STREETOpen ↗
09/05/2026M00198538-I1 · 40 WEST 23 STREETOpen ↗
Showing 3 of 62 on file for this type
▸Energy Compliance9
▸DOB NOWEN2: As Built Energy Analysis.6
08/15/2026M00417154-I1 · 811 10 AVENUEOpen ↗
08/13/2026M00551583-I1 · 811 10 AVENUEOpen ↗
08/13/2026M00431775-I1 · 473 5 AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWPreliminary Commissioning Report Certification3
08/15/2026M00417154-I1 · 811 10 AVENUEOpen ↗
08/13/2026M00297898-I1 · 811 10 AVENUEOpen ↗
08/13/2026M01309002-I1 · 111 8 AVENUEOpen ↗
▸Approvals, Objections & Sign-offs4
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter4
08/31/2026M07996175-P1 · 866 UNITED NATIONS PLAZAOpen ↗
08/31/2026M07996175-I1 · 866 UNITED NATIONS PLAZAOpen ↗
08/31/2026M07996175-P2 · 866 UNITED NATIONS PLAZAOpen ↗
Showing 3 of 4 on file for this type