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Design Firm
LLT ARCHITECTS
Design
MANHATTAN · 2
2 buildings
2
Total Filings
2
Projects on File
2
Buildings Worked
0
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month2 projects all-time
0112Jan '23 · 1Mar '24 · 1Jan '23Mar '23May '23Jul '23Sep '23Nov '23Jan '24Mar '24
bars = month · line = 3-mo average
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Signed off2100%
By project type
Alteration2
Most active buildings
All buildings →
48 ORCHARD STREETMANHATTAN · latest 01/23/2023
1 projects
33 RIVERSIDE DRIVEMANHATTAN · latest 04/16/2024
1 projects
Key relationships
Everyone →
Filing representatives
Li Lian Tanlatest 07/13/2022
1 filings
Filed under
LLT ARCHITECTS2
Identified by the contact ids of the people who file for the firm and by its email domain (lltarchitects.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00971600 ↗33 RIVERSIDE DRIVE
MANHATTAN
AlterationSigned-off03/07/202404/16/2024Interior renovation of an existing apartment, including minor partition changes as per plans. No change of use, egress or occupancy under th…
M00774593 ↗48 ORCHARD STREET
MANHATTAN
AlterationSigned-off01/05/202301/23/2023INTERIOR RENOVATION OF AN EXISTING APARTMENT ON THE 10TH FLOOR, MINOR PARTITION CHANGES. NO CHANGE OF USE, EGRESS OR OCCUPANCY UNDER THIS AP…
Counts cover all 2 projects (2 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
Li Lian Tan107/13/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ARTWORKS CONSTRUCTION LLC103/07/2024
BECKMAN STUDIO DESIGN BUI101/05/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
J. CALLAHAN CONSULTING, INC.101/05/2023
2 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 2Signed off 2
2 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00971600 ↗33 RIVERSIDE DRIVE
MANHATTAN
AlterationSigned-off03/07/202404/16/2024Interior renovation of an existing apartment, including minor partition changes as per plans. No change of use, egress or occupancy under th…
M00774593 ↗48 ORCHARD STREET
MANHATTAN
AlterationSigned-off01/05/202301/23/2023INTERIOR RENOVATION OF AN EXISTING APARTMENT ON THE 10TH FLOOR, MINOR PARTITION CHANGES. NO CHANGE OF USE, EGRESS OR OCCUPANCY UNDER THIS AP…
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
48 ORCHARD STREET ↗107/13/2022
33 RIVERSIDE DRIVE ↗1—
▾Documents — 15 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
▸Applications & Permits1
▸DOB NOWLPC Approval/Permit1
08/13/2026M00971600-I1 · 33 RIVERSIDE DRIVEOpen ↗
▸Seals & Professional Certifications9
▸DOB NOWProgress Inspector Seal & Signature5
09/15/2026M00971600-I1 · 33 RIVERSIDE DRIVEOpen ↗
08/25/2026M00774593-I1 · 48 ORCHARD STREETOpen ↗
08/25/2026M00774593-I1 · 48 ORCHARD STREETOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature2
09/01/2026M00774593-I1 · 48 ORCHARD STREETOpen ↗
08/27/2026M00971600-I1 · 33 RIVERSIDE DRIVEOpen ↗
▸DOB NOWSpecial Inspector Seal & Signature2
09/15/2026M00971600-I1 · 33 RIVERSIDE DRIVEOpen ↗
08/25/2026M00774593-I1 · 48 ORCHARD STREETOpen ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
09/01/2026M00774593-I1 · 48 ORCHARD STREETOpen ↗
08/27/2026M00971600-I1 · 33 RIVERSIDE DRIVEOpen ↗
▸Other Documents1
▸DOB NOWProof of Historic Building1
08/13/2026M00971600-I1 · 33 RIVERSIDE DRIVEOpen ↗