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Design Firm
ORCHARD GREEN ASSOCIATES
Design
MANHATTAN · 3
Claim this page
3 buildings
3
Total Filings
3
Projects on File
3
Buildings Worked
0
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month3 projects all-time
0112Jul '20 · 1Apr '21 · 1Oct '21 · 1Jul '20Sep '20Nov '20Jan '21Mar '21May '21Jul '21Sep '21Oct '21
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Signed off3100%
By project type
Alteration3
Most active buildings
All buildings →
1100 AMSTERDAM AVENUEMANHATTAN · latest 10/27/2021
1 projects
1100 AMSTERDAM AVENUEMANHATTAN · latest 08/04/2020
1 projects
530 WEST 120 STREETMANHATTAN · latest 12/17/2021
1 projects
Key relationships
Everyone →
Filing representatives
2 projects
Owners
3 projects
People
All people →
MARC HOURICANlatest 03/04/2021
3 filings
Filed under
ORCHARD GREEN ASSOCIATES3
Identified by the contact ids of the people who file for the firm and by its email domain (orchard-green.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00480475 ↗530 WEST 120 STREET
MANHATTAN
AlterationSigned-off10/28/202112/17/2021
Owner COLUMBIA UNIVERSITY
Contractor M & J MECHANICAL CORP
Filer CONVERSANO ASSOCIATES, INC.
AHU-1 REPLACEMENT
M00479771 ↗1100 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off04/21/202110/27/2021
Owner COLUMBIA UNIVERSITY
Contractor INTERSTATE MECH SVCS
Filer CONVERSANO ASSOCIATES, INC.
HUMIDIFIERS INSTALLATION
M00341420 ↗1100 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off07/13/202008/04/2020
Owner COLUMBIA UNIVERSITY
Contractor OESTREICHER CONSTRUCTION
Filer CONVERSANO ASSOCIATES, INC.
removal and installation of mechanical units
Counts cover all 3 projects (3 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
MARC HOURICAN303/04/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
INTERSTATE MECH SVCS INC104/21/2021
M & J MECHANICAL CORP110/28/2021
OESTREICHER CONSTRUCTION107/13/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
COLUMBIA UNIVERSITY310/28/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CONVERSANO ASSOCIATES, INC.210/28/2021
3 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 3Signed off 3
3 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00480475 ↗530 WEST 120 STREET
MANHATTAN
AlterationSigned-off10/28/202112/17/2021
Owner COLUMBIA UNIVERSITY
Contractor M & J MECHANICAL CORP
Filer CONVERSANO ASSOCIATES, INC.
AHU-1 REPLACEMENT
M00479771 ↗1100 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off04/21/202110/27/2021
Owner COLUMBIA UNIVERSITY
Contractor INTERSTATE MECH SVCS
Filer CONVERSANO ASSOCIATES, INC.
HUMIDIFIERS INSTALLATION
M00341420 ↗1100 AMSTERDAM AVENUE
MANHATTAN
AlterationSigned-off07/13/202008/04/2020
Owner COLUMBIA UNIVERSITY
Contractor OESTREICHER CONSTRUCTION
Filer CONVERSANO ASSOCIATES, INC.
removal and installation of mechanical units
Scope of Work
HVAC — 1 project · most recent 10/28/2021
Air Conditioning Systems Associated Ducts and Piping Ventilation Systems
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
530 WEST 120 STREET ↗103/04/2021
1100 AMSTERDAM AVENUE ↗103/03/2021
1100 AMSTERDAM AVENUE ↗104/10/2020
▾Documents — 33 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch2
09/03/2026M00479771-I1 · 1100 AMSTERDAM AVENUERequest digital key ↗
09/03/2026M00480475-I1 · 530 WEST 120 STREETRequest digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
09/04/2026M00341420-I1 · 1100 AMSTERDAM AVENUERequest digital key ↗
▸Applications & Permits1
▸DOB NOWLPC Approval/Permit1
09/03/2026M00480475-I1 · 530 WEST 120 STREETOpen ↗
▸Seals & Professional Certifications22
▸DOB NOWProgress Inspector Seal & Signature14
09/20/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/20/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/20/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
09/20/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/20/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗
08/26/2026M00480475-I1 · 530 WEST 120 STREETOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature3
09/03/2026M00479771-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/03/2026M00480475-I1 · 530 WEST 120 STREETOpen ↗
08/13/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
09/03/2026M00479771-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/03/2026M00480475-I1 · 530 WEST 120 STREETOpen ↗
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
08/13/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis.1
09/03/2026M00479771-I1 · 1100 AMSTERDAM AVENUEOpen ↗
▸Approvals, Objections & Sign-offs3
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter3
09/03/2026M00479771-I1 · 1100 AMSTERDAM AVENUEOpen ↗
09/03/2026M00480475-I1 · 530 WEST 120 STREETOpen ↗
08/13/2026M00341420-I1 · 1100 AMSTERDAM AVENUEOpen ↗