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Entity
MSKCC
Tenant
5 projects with open permitsMANHATTAN · 10
4 buildings
10
Total Filings
10
Projects on File
4
Buildings Worked
5
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Projects by first filing month10 projects all-time
0134Sep '20 · 1Dec '20 · 2Jul '21 · 2Jan '22 · 1Mar '22 · 1Sep '22 · 3Sep '20Dec '20Mar '21Jun '21Sep '21Dec '21Mar '22Jun '22Sep '22
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit550%
Signed off440%
Filed only110%
By project type
Alteration10
Most active buildings
All buildings →
633 3 AVENUEMANHATTAN · 5 open · latest 12/11/2025
5 projects
866 3 AVENUEMANHATTAN · latest 01/31/2023
2 projects
885 2 AVENUEMANHATTAN · latest 12/24/2020
2 projects
1114 1 AVENUEMANHATTAN · latest 09/28/2020
1 projects
Key relationships
Everyone →
Filing representatives
3 projects
1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00786057 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued09/16/202212/11/2025
Design AKF ENGINEERS, LLP
Contractor HM HUGHES CO INC
Modification to HVAC ductwork and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00654773 ↗866 3 AVENUE
MANHATTAN
AlterationSigned-off03/01/202201/31/2023
Design SILMAN
Contractor EMPIRE GENERAL CONTRACTIN
Filer RPO INC.
Mechanical work on the 8th floor. No change in occupancy, use or egress.
M00786060 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued09/16/202209/23/2022
Design AKF ENGINEERS, LLP
Contractor RIEHM PLUMBING CORP
Modification to plumbing system are related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00786062 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued09/16/202209/23/2022
Design AKF ENGINEERS, LLP
Contractor RIEHM PLUMBING CORP
Modification to sprinkler system and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00545343 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued07/13/202107/14/2022
Design LORING CONSULTING ENGINEERS, INC.
Contractor RIEHM PLUMBING CORP.
Filer GILLMAN CONSULTING INC
Modification to sprinkler system and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00640013 ↗866 3 AVENUE
MANHATTAN
AlterationFiled — no permit on record01/26/2022—
Design JAROS BAUM & BOLLES
Owner MEMORIAL SLOAN KETTERING CANCER CEN
Filer GILLMAN CONSULTING INC
—
Counts cover all 10 projects (10 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
AKF ENGINEERS, LLP409/21/2023
GOLDMAN COPELAND ASSOCIATES212/14/2020
LORING CONSULTING ENGINEERS, INC.209/08/2021
SILMAN209/21/2023
JAROS BAUM & BOLLES101/26/2022
TONY ALFIERI ARCHITECT PLLC109/21/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
H.M. HUGHES CO. INC209/16/2022
JSK CONSTRUCTION CORP205/03/2021
RIEHM PLUMBING CORP209/16/2022
EMPIRE GENERAL CONTRACTIN109/21/2023
RIEHM PLUMBING CORP.107/13/2021
SIRINA FIRE PROT CORP112/14/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
885 SECOND AVENUE LESSEE LLC212/14/2020
MEMORIAL SLOAN KETTERING CANCER CEN101/26/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GILLMAN CONSULTING INC301/26/2022
RPO INC.109/21/2023
10 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 10Open permit 5Signed off 4Filed only 1
10 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00786057 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued09/16/202212/11/2025
Design AKF ENGINEERS, LLP
Contractor HM HUGHES CO INC
Modification to HVAC ductwork and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00654773 ↗866 3 AVENUE
MANHATTAN
AlterationSigned-off03/01/202201/31/2023
Design SILMAN
Contractor EMPIRE GENERAL CONTRACTIN
Filer RPO INC.
Mechanical work on the 8th floor. No change in occupancy, use or egress.
M00786060 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued09/16/202209/23/2022
Design AKF ENGINEERS, LLP
Contractor RIEHM PLUMBING CORP
Modification to plumbing system are related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00786062 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued09/16/202209/23/2022
Design AKF ENGINEERS, LLP
Contractor RIEHM PLUMBING CORP
Modification to sprinkler system and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00545343 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued07/13/202107/14/2022
Design LORING CONSULTING ENGINEERS, INC.
Contractor RIEHM PLUMBING CORP.
Filer GILLMAN CONSULTING INC
Modification to sprinkler system and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00640013 ↗866 3 AVENUE
MANHATTAN
AlterationFiled — no permit on record01/26/2022—
Design JAROS BAUM & BOLLES
Owner MEMORIAL SLOAN KETTERING CANCER CEN
Filer GILLMAN CONSULTING INC
—
M00545431 ↗633 3 AVENUE
MANHATTAN
AlterationPermit Issued07/13/202109/17/2021
Design LORING CONSULTING ENGINEERS, INC.
Contractor HM HUGHES CO INC
Filer GILLMAN CONSULTING INC
Modification to HVAC ductwork and related piping as shown on drawings filed herewith. No change in use, egress or occupancy.
M00412455 ↗885 2 AVENUE
MANHATTAN
AlterationSigned-off12/14/202012/24/2020
Design GOLDMAN COPELAND ASSOCIATES
Owner 885 SECOND AVENUE LESSEE LLC
Contractor SIRINA FIRE PROT CORP
Filer GILLMAN CONSULTING INC
Modification to sprinkler system as shown on drawings filed herewith. No change in use, egress or occupancy,
M00412463 ↗885 2 AVENUE
MANHATTAN
AlterationSigned-off12/09/202012/14/2020
Design GOLDMAN COPELAND ASSOCIATES
Owner 885 SECOND AVENUE LESSEE LLC
Contractor JSK CONSTRUCTION CORP
Filer GILLMAN CONSULTING INC
Modification to HVAC ductwork as shown on drawings filed herewith. No change in use, egress or occupancy.
M00355170 ↗1114 1 AVENUE
MANHATTAN
AlterationSigned-off09/18/202009/28/2020
Design SILMAN
Contractor JSK CONSTRUCTION CORP
Filer A1 EXPEDITING SERVICE CORP.
Filing for Structural modifications as per plans filed herewith. No change to use, egress or occupancy under this application.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
866 3 AVENUE ↗209/21/2023
633 3 AVENUE ↗509/16/2022
1114 1 AVENUE ↗105/03/2021
885 2 AVENUE ↗212/14/2020
▾Documents — 78 on file (BIS + DOB NOW)
▸Plans & Drawings16
▸DOB NOWPlans/Sketch11
09/03/2026M00545343-I1 · 633 3 AVENUERequest digital key ↗
09/03/2026M00545431-P1 · 633 3 AVENUERequest digital key ↗
09/03/2026M00545431-I1 · 633 3 AVENUERequest digital key ↗
Showing 3 of 11 on file for this type
▸DOB NOWPlans/Sketch - Structural2
09/03/2026M00355170-I1 · 1114 1 AVENUERequest digital key ↗
08/15/2026M00355170-P1 · 1114 1 AVENUERequest digital key ↗
▸DOB NOWPlans/Sketch - Sprinkler2
09/04/2026M00412455-I1 · 885 2 AVENUERequest digital key ↗
09/01/2026M00412455-I1 · 885 2 AVENUEOpen ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
09/04/2026M00412463-I1 · 885 2 AVENUERequest digital key ↗
▸Seals & Professional Certifications31
▸DOB NOWDPL-1: Design Professional Seal & Signature15
09/03/2026M00355170-I1 · 1114 1 AVENUEOpen ↗
09/03/2026M00545431-P1 · 633 3 AVENUEOpen ↗
09/03/2026M00545431-I1 · 633 3 AVENUEOpen ↗
Showing 3 of 15 on file for this type
▸DOB NOWProgress Inspector Seal & Signature8
09/06/2026M00355170-I1 · 1114 1 AVENUEOpen ↗
08/28/2026M00412463-I1 · 885 2 AVENUEOpen ↗
08/28/2026M00412463-I1 · 885 2 AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/23/2026M00786062-I1 · 633 3 AVENUEOpen ↗
09/06/2026M00355170-I1 · 1114 1 AVENUEOpen ↗
09/01/2026M00412455-I1 · 885 2 AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸Environmental & Asbestos23
▸DOB NOWDEP ACP-5: Asbestos Assessment Report15
09/03/2026M00355170-I1 · 1114 1 AVENUEOpen ↗
09/03/2026M00545431-I1 · 633 3 AVENUEOpen ↗
09/03/2026M00545431-P1 · 633 3 AVENUEOpen ↗
Showing 3 of 15 on file for this type
▸DOB NOWOER: Notice to Proceed5
09/02/2026M00654773-S2 · 866 3 AVENUEOpen ↗
09/02/2026M00654773-P1 · 866 3 AVENUEOpen ↗
09/02/2026M00654773-I1 · 866 3 AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWOER: Notice of Satisfaction3
09/02/2026M00654773-S2 · 866 3 AVENUEOpen ↗
09/02/2026M00654773-I1 · 866 3 AVENUEOpen ↗
Showing 2 of 3 on file for this type
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Approvals, Objections & Sign-offs7
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter7
09/03/2026M00545431-P1 · 633 3 AVENUEOpen ↗
09/03/2026M00545431-I1 · 633 3 AVENUEOpen ↗
09/02/2026M00654773-S2 · 866 3 AVENUEOpen ↗
Showing 3 of 7 on file for this type