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Ernst & Young
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1 project with open permitsMANHATTAN · 18
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1 building
18
Total Filings
18
Projects on File
1
Buildings Worked
1
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month18 projects all-time
0257Jan '20 · 6Feb '20 · 6May '23 · 1Apr '24 · 520202021202220232024
bars = month · line = 3-mo average
Portfolio status
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Open permit16%
Signed off1794%
By project type
Alteration18
Most active buildings
All buildings →
400 WEST 33RD STREETMANHATTAN · 1 open · latest 05/06/2024
18 projects
Key relationships
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Filing representatives
5 projects
Owners
10 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01018953 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202405/06/2024
Design ROBERT DERECTOR ASSOCIATES
Contractor PREFERRED MECHANICAL INC
Filer MILROSE CONSULTANTS
Modification to existing plumbing systems and installation of fixtures. No change in use, egress or occupancy.
M01018964 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202405/06/2024
Design ROBERT DERECTOR ASSOCIATES
Contractor PREFERRED SPKLR AND MECH
Filer MILROSE CONSULTANTS
Removal of existing temporary sprinkler loop and installation of new sprinkler systems on 8-10 floors and installation of (1) new hose on 9t…
M01018906 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202404/24/2024
Design PERKINS&WILL ARCHITECTS, PC
Contractor STRUCTURE TONE, LLC
Filer MILROSE CONSULTANTS
Removal and renovation of interior non-load bearing partitions as per plans filed herewith. No change in use, egress or occupancy.
M01018934 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202404/23/2024
Design GILSANZ MURRAY STEFICEK LLP
Contractor STRUCTURE TONE, LLC
Filer MILROSE CONSULTANTS
Modifications to existing strucutral systems as per plans filed herewith. No change in use, egress or occupancy,
M01018948 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202404/23/2024
Design ROBERT DERECTOR ASSOCIATES
Contractor STRUCTURE TONE, LLC
Filer MILROSE CONSULTANTS
Installing ductwork distribution with fan powered boxes for cooling and heating. Also install water cooled ac units for supplemental coolin…
M00864016 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off05/23/202305/24/2023
Design ROBERT DERECTOR ASSOCIATES
Contractor CLUNE CONSTRUCTION CO LP
MODIFICATION TO THE EXISTING HVAC SYSTEM & INSTALLATION OF (1) NEW AC UNIT ON 17TH FL. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Counts cover all 18 projects (18 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
Robert Derector Associates1111/27/2024
Shmerykowsky Consulting Engineers504/19/2021
Gilsanz Murray Steficek104/16/2024
Perkins & Will Architects111/26/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Turner Construction Company705/25/2021
Lab Plumbing & Heating Co503/13/2023
Sirina Fire Protection503/13/2023
Structure Tone311/27/2024
Clune Construction Co105/23/2023
Preferred Mechanical111/27/2024
Preferred Sprinkler and Mechanical111/27/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BOP West 31st Street1003/13/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Milrose Consultants511/27/2024
18 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 18Open permit 1Signed off 17
18 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01018953 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202405/06/2024
Design ROBERT DERECTOR ASSOCIATES
Contractor PREFERRED MECHANICAL INC
Filer MILROSE CONSULTANTS
Modification to existing plumbing systems and installation of fixtures. No change in use, egress or occupancy.
M01018964 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202405/06/2024
Design ROBERT DERECTOR ASSOCIATES
Contractor PREFERRED SPKLR AND MECH
Filer MILROSE CONSULTANTS
Removal of existing temporary sprinkler loop and installation of new sprinkler systems on 8-10 floors and installation of (1) new hose on 9t…
M01018906 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202404/24/2024
Design PERKINS&WILL ARCHITECTS, PC
Contractor STRUCTURE TONE, LLC
Filer MILROSE CONSULTANTS
Removal and renovation of interior non-load bearing partitions as per plans filed herewith. No change in use, egress or occupancy.
M01018934 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202404/23/2024
Design GILSANZ MURRAY STEFICEK LLP
Contractor STRUCTURE TONE, LLC
Filer MILROSE CONSULTANTS
Modifications to existing strucutral systems as per plans filed herewith. No change in use, egress or occupancy,
M01018948 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off04/16/202404/23/2024
Design ROBERT DERECTOR ASSOCIATES
Contractor STRUCTURE TONE, LLC
Filer MILROSE CONSULTANTS
Installing ductwork distribution with fan powered boxes for cooling and heating. Also install water cooled ac units for supplemental coolin…
M00864016 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off05/23/202305/24/2023
Design ROBERT DERECTOR ASSOCIATES
Contractor CLUNE CONSTRUCTION CO LP
MODIFICATION TO THE EXISTING HVAC SYSTEM & INSTALLATION OF (1) NEW AC UNIT ON 17TH FL. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00244947 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off01/09/202005/22/2021
Design ROBERT DERECTOR ASSOCIATES
Owner BOP WEST 31ST STREET LLC
Contractor SIRINA FIRE PROT CORP
Filer MILROSE CONSULTANTS
MODIFICATION TO THE EXISTING SPRINKLER / STANDPIPE / PLUMBING SYSTEM AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00253212 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off02/04/202005/22/2021
Design ROBERT DERECTOR ASSOCIATES
Owner BOP WEST 31ST STREET LLC
Contractor SIRINA FIRE PROT CORP
Filer MILROSE CONSULTANTS
MODIFICATION TO THE EXISTING SPRINKLER / STANDPIPE / PLUMBING SYSTEM AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00253179 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off02/04/202005/14/2021
Design ROBERT DERECTOR ASSOCIATES
Owner BOP WEST 31ST STREET LLC
Contractor SIRINA FIRE PROT CORP
Filer MILROSE CONSULTANTS
MODIFICATION TO THE EXISTING SPRINKLER / STANDPIPE / PLUMBING SYSTEM AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00253040 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off02/05/202003/31/2021
Design ROBERT DERECTOR ASSOCIATES
Owner BOP WEST 31ST STREET LLC
Contractor LAB PLBG & HTG CO INC
Filer MILROSE CONSULTANTS
MODIFICATION TO THE EXISTING SPRINKLER AND PLUMBING SYSTEM AS PER PANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY
M00252880 ↗400 WEST 33RD STREET
MANHATTAN
AlterationPermit Issued02/04/202003/01/2021
Design ROBERT DERECTOR ASSOCIATES
Contractor SIRINA FIRE PROT CORP
MODIFICATION TO THE EXISTING SPRINKLER AND PLUMBING SYSTEM AS PER PANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY
M00253185 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off01/08/202001/25/2021
Design SHMERYKOWSKY CONSULTING ENGINEERS
Owner BOP WEST 31ST STREET LLC
Contractor TURNER CONSTRUCTION COMPANY
Filer MILROSE CONSULTANTS
Structural modifications, reframing of floor structure to accomodate new slab openings as per plans filed. No change in use, egress or occup…
M00259000 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off02/04/202001/25/2021
Design SHMERYKOWSKY CONSULTING ENGINEERS
Owner BOP WEST 31ST STREET LLC
Contractor TURNER CONSTRUCTION COMPANY
Filer MILROSE CONSULTANTS
STRUCTURAL MODIFICATIONS IN CONJUCTION WITH STAIR WORK (FLOORS: 20TH-22ND). NO CHANGE OF USE, EGRESS, OR OCCUPANCY
M00253217 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off01/08/202006/26/2020
Design SHMERYKOWSKY CONSULTING ENGINEERS
Owner BOP WEST 31ST STREET LLC
Contractor TURNER CONSTRUCTION COMPANY
Filer MILROSE CONSULTANTS
Structural modifications, reframing of floor structure to accomodate new slab openings as per plans filed. No change in use, egress or occup…
M00258994 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off02/04/202006/26/2020
Design SHMERYKOWSKY CONSULTING ENGINEERS
Owner BOP WEST 31ST STREET LLC
Contractor TURNER CONSTRUCTION COMPANY
Filer MILROSE CONSULTANTS
STRUCTURAL MODIFICATIONS IN CONJUCTION WITH STAIR WORK (FLOORS:12TH-14TH, 16TH-18TH). NO CHANGE OF USE, EGRESS, OR OCCUPANCY
M00244957 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off01/03/202006/25/2020
Design SHMERYKOWSKY CONSULTING ENGINEERS
Owner BOP WEST 31ST STREET LLC
Contractor TURNER CONSTRUCTION COMPANY
Filer MILROSE CONSULTANTS
Structural modifications, reframing of floor structure to accomodate new slab openings as per plans filed. No change in use, egress or occup…
M00253027 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off01/15/202006/25/2020
Design ROBERT DERECTOR ASSOCIATES
Owner BOP WEST 31ST STREET LLC
Contractor TURNER CONSTRUCTION COMPANY
Filer MILROSE CONSULTANTS
MODIFICATION TO THE EXISTING HVAC SYSTEM AND RELATED DUCTWORK AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00253199 ↗400 WEST 33RD STREET
MANHATTAN
AlterationSigned-off01/07/202006/25/2020
Design ROBERT DERECTOR ASSOCIATES
Contractor TURNER CONSTRUCTION COMPANY
MODIFICATION TO THE EXISTING HVAC SYSTEM AND RELATED DUCTWORK AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
400 WEST 33RD STREET ↗1811/27/2024
▾Documents — 254 on file (BIS + DOB NOW)
▸Plans & Drawings55
▸DOB NOWPlans/Sketch - Plumbing11
09/05/2026M00244947-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/05/2026M00252880-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/05/2026M00253040-I1 · 400 WEST 33RD STREETRequest digital key ↗
Showing 3 of 11 on file for this type
▸DOB NOWPlans/Sketch11
08/31/2026M00864016-I1 · 400 WEST 33RD STREETRequest digital key ↗
08/27/2026M01018953-P1 · 400 WEST 33RD STREETRequest digital key ↗
08/27/2026M01018953-I1 · 400 WEST 33RD STREETRequest digital key ↗
Showing 3 of 11 on file for this type
▸DOB NOWPlans/Sketch - Sprinkler10
09/05/2026M00244947-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/05/2026M00252880-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/05/2026M00253040-I1 · 400 WEST 33RD STREETRequest digital key ↗
Showing 3 of 10 on file for this type
▸DOB NOWPlans/Sketch - Structural9
09/05/2026M00253185-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/05/2026M00253217-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/05/2026M00258994-I1 · 400 WEST 33RD STREETRequest digital key ↗
Showing 3 of 9 on file for this type
▸DOB NOWPlans/Sketch - Standpipe8
09/05/2026M00244947-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/04/2026M00253179-I1 · 400 WEST 33RD STREETRequest digital key ↗
08/31/2026M00253212-I1 · 400 WEST 33RD STREETRequest digital key ↗
Showing 3 of 8 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems6
09/05/2026M00253199-I1 · 400 WEST 33RD STREETRequest digital key ↗
09/03/2026M00253027-I1 · 400 WEST 33RD STREETRequest digital key ↗
Showing 2 of 6 on file for this type
▸Applications & Permits6
▸DOB NOWHPD Certification Letter or CPC Special Permit6
09/05/2026M00253199-P1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253199-I1 · 400 WEST 33RD STREETOpen ↗
09/03/2026M00253027-I1 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 6 on file for this type
▸Seals & Professional Certifications136
▸DOB NOWSpecial Inspector Seal & Signature56
09/27/2026M01018964-P1 · 400 WEST 33RD STREETOpen ↗
09/23/2026M00252880-I1 · 400 WEST 33RD STREETOpen ↗
09/02/2026M00244947-P3 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 56 on file for this type
▸DOB NOWProgress Inspector Seal & Signature45
09/01/2026M00253027-P2 · 400 WEST 33RD STREETOpen ↗
09/01/2026M00253027-P2 · 400 WEST 33RD STREETOpen ↗
09/01/2026M00253027-P2 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 45 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature35
09/05/2026M00253199-I1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253185-I1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253185-P1 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 35 on file for this type
▸Safety & Tenant Protection32
▸DOB NOWHPD-1: Anti-Harassment Area Checklist25
09/05/2026M00253199-P1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253199-I1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253185-I1 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 25 on file for this type
▸DOB NOWCertificate of No Harassment7
09/05/2026M00253199-P1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253199-I1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253185-I1 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 7 on file for this type
▸Environmental & Asbestos18
▸DOB NOWOER: Notice to Proceed14
09/05/2026M00244947-I1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253040-I1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253040-P1 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWOER: Notice of Satisfaction4
09/05/2026M00253040-I1 · 400 WEST 33RD STREETOpen ↗
08/13/2026M00253179-I1 · 400 WEST 33RD STREETOpen ↗
08/13/2026M00244947-I1 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 4 on file for this type
▸Energy Compliance1
▸DOB NOWPreliminary Commissioning Report Certification1
08/13/2026M01018948-I1 · 400 WEST 33RD STREETOpen ↗
▸Other Documents6
▸DOB NOWStructural Peer Review Report6
09/05/2026M00253185-I1 · 400 WEST 33RD STREETOpen ↗
09/05/2026M00253217-I1 · 400 WEST 33RD STREETOpen ↗
08/13/2026M00259000-I1 · 400 WEST 33RD STREETOpen ↗
Showing 3 of 6 on file for this type