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Mazars
Tenant
MANHATTAN · 4
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1 building
4
Total Filings
4
Projects on File
1
Buildings Worked
0
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month4 projects all-time
0123Jun '20 · 2Nov '20 · 2Jun '20Jul '20Aug '20Sep '20Oct '20Nov '20
bars = month · line = 3-mo average
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Signed off4100%
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Alteration4
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135 WEST 50TH STREETMANHATTAN · latest 07/21/2021
4 projects
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4 projects
Contractors
2 projects
2 projects
1 projects
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4 projects
Most recent projects
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ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00423820 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off11/22/202007/21/2021
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor TPC THIRD PARTY CONSULT L
Filer MILROSE CONSULTANTS
Removal of existing sprinkler heads and portion of cross main in work area.
M00423774 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off11/20/202003/31/2021
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor JT MAGEN & COMPANY INC
Filer MILROSE CONSULTANTS
Removal of existing ductwork, installation of (2) new VAVs and ductwork to serve 16th floor corridor and elevator lobby
M00346944 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off06/04/202001/27/2021
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor ASHLAND PLUMBING CORP
Filer MILROSE CONSULTANTS
PLUMBING AND SPRINKLER MODIFICATIONS PER PLANS FILED HEREWITH.
M00345851 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off06/04/202009/22/2020
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor JT MAGEN & COMPANY INC
Filer MILROSE CONSULTANTS
MODIFICATION TO EXISTING HVAC SYSTEM (OFFICE RENOVATION) AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Counts cover all 4 projects (4 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 Associates405/27/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JT Magen & Company205/27/2021
Tower Fire Protection203/25/2021
Ashland Plumbing103/25/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
George Comfort & Sons405/27/2021
4 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 4Signed off 4
4 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00423820 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off11/22/202007/21/2021
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor TPC THIRD PARTY CONSULT L
Filer MILROSE CONSULTANTS
Removal of existing sprinkler heads and portion of cross main in work area.
M00423774 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off11/20/202003/31/2021
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor JT MAGEN & COMPANY INC
Filer MILROSE CONSULTANTS
Removal of existing ductwork, installation of (2) new VAVs and ductwork to serve 16th floor corridor and elevator lobby
M00346944 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off06/04/202001/27/2021
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor ASHLAND PLUMBING CORP
Filer MILROSE CONSULTANTS
PLUMBING AND SPRINKLER MODIFICATIONS PER PLANS FILED HEREWITH.
M00345851 ↗135 WEST 50TH STREET
MANHATTAN
AlterationSigned-off06/04/202009/22/2020
Design ROBERT DERECTOR ASSOCIATES
Owner GEORGE COMFORT & SONS, INC.
Contractor JT MAGEN & COMPANY INC
Filer MILROSE CONSULTANTS
MODIFICATION TO EXISTING HVAC SYSTEM (OFFICE RENOVATION) 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
135 WEST 50TH STREET ↗405/27/2021
▾Documents — 54 on file (BIS + DOB NOW)
▸Plans & Drawings11
▸DOB NOWPlans/Sketch - Sprinkler4
09/04/2026M00346944-I1 · 135 WEST 50TH STREETRequest digital key ↗
09/04/2026M00423820-I1 · 135 WEST 50TH STREETRequest digital key ↗
08/15/2026M00346944-P1 · 135 WEST 50TH STREETRequest digital key ↗
Showing 3 of 4 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems4
09/04/2026M00423774-I1 · 135 WEST 50TH STREETRequest digital key ↗
09/03/2026M00345851-I1 · 135 WEST 50TH STREETRequest digital key ↗
08/15/2026M00345851-P1 · 135 WEST 50TH STREETRequest digital key ↗
Showing 3 of 4 on file for this type
▸DOB NOWPlans/Sketch - Plumbing3
09/04/2026M00346944-I1 · 135 WEST 50TH STREETRequest digital key ↗
08/15/2026M00346944-P1 · 135 WEST 50TH STREETRequest digital key ↗
08/15/2026M00346944-P3 · 135 WEST 50TH STREETRequest digital key ↗
▸Seals & Professional Certifications34
▸DOB NOWProgress Inspector Seal & Signature18
09/10/2026M00423774-I1 · 135 WEST 50TH STREETOpen ↗
09/10/2026M00423774-I1 · 135 WEST 50TH STREETOpen ↗
09/10/2026M00423774-I1 · 135 WEST 50TH STREETOpen ↗
Showing 3 of 18 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature8
09/04/2026M00423820-I1 · 135 WEST 50TH STREETOpen ↗
08/13/2026M00346944-I1 · 135 WEST 50TH STREETOpen ↗
08/13/2026M00346944-P1 · 135 WEST 50TH STREETOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/10/2026M00423774-I1 · 135 WEST 50TH STREETOpen ↗
09/01/2026M00345851-I1 · 135 WEST 50TH STREETOpen ↗
08/30/2026M00346944-P3 · 135 WEST 50TH STREETOpen ↗
Showing 3 of 8 on file for this type
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
09/04/2026M00423820-I1 · 135 WEST 50TH STREETOpen ↗
08/13/2026M00345851-P1 · 135 WEST 50TH STREETOpen ↗
08/13/2026M00346944-I1 · 135 WEST 50TH STREETOpen ↗
Showing 3 of 8 on file for this type
▸Energy Compliance1
▸DOB NOWPreliminary Commissioning Report Certification1
08/13/2026M00345851-I1 · 135 WEST 50TH STREETOpen ↗