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Design Firm
LL & CO. ARCHITECTURE + INTERIORS
Design
MANHATTAN · 1BROOKLYN · 1
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2 buildings
3
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
0112Mar '24 · 1Mar '25 · 1Mar '24May '24Jul '24Sep '24Nov '24Jan '25Mar '25
bars = month · line = 3-mo average
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Signed off2100%
By project type
Alteration2
Most active buildings
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450 WASHINGTON STREETMANHATTAN · latest 04/28/2025
1 projects
22 NORTH 6 STREETBROOKLYN · latest 06/10/2024
1 projects
Key relationships
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Filing representatives
2 projects
Contractors
1 projects
1 projects
People
All people →
LLEWELLYN CHENGlatest 02/11/2025
2 filings
Filed under
LL & CO. ARCHITECTURE + INTERIORS3
Identified by the contact ids of the people who file for the firm and by its email domain (llandconyc.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01179871 ↗450 WASHINGTON STREET
MANHATTAN
AlterationSigned-off03/21/202504/28/2025
Owner 450 Washington Street Owners Corp.
Contractor LAMBO CONSTRUCTION, INC
Filer JRK CREATIVE INC
MINOR RENOVATION FOR APARTMENT #405.NO CHANGE IN USE,EGRESS,OCCUPANCY AND BULK
B01008840 ↗22 NORTH 6 STREET
BROOKLYN
AlterationSigned-off03/07/202406/10/2024
Contractor BABA CONSTRUCTION CORP
Filer JRK CREATIVE INC
MINOR RENOVATION FOR APARTMENT #26C,NO CHANGE IN USE,EGRESS, OCCUPANCY AND BULK.
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
LLEWELLYN CHENG202/11/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BABA CONSTRUCTION CORP104/24/2024
LAMBO CONSTRUCTION, INC103/21/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
450 Washington Street Owners Corp.103/21/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JRK CREATIVE INC203/21/2025
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
M01179871 ↗450 WASHINGTON STREET
MANHATTAN
AlterationSigned-off03/21/202504/28/2025
Owner 450 Washington Street Owners Corp.
Contractor LAMBO CONSTRUCTION, INC
Filer JRK CREATIVE INC
MINOR RENOVATION FOR APARTMENT #405.NO CHANGE IN USE,EGRESS,OCCUPANCY AND BULK
B01008840 ↗22 NORTH 6 STREET
BROOKLYN
AlterationSigned-off03/07/202406/10/2024
Contractor BABA CONSTRUCTION CORP
Filer JRK CREATIVE INC
MINOR RENOVATION FOR APARTMENT #26C,NO CHANGE IN USE,EGRESS, OCCUPANCY AND BULK.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
450 WASHINGTON STREET ↗102/11/2025
22 NORTH 6 STREET ↗204/23/2024
▾Documents — 7 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
08/25/2026B01008840-I1 · 22 NORTH 6 STREETRequest digital key ↗
08/25/2026B01008840-P1 · 22 NORTH 6 STREETRequest digital key ↗
08/24/2026M01179871-I1 · 450 WASHINGTON STREETRequest digital key ↗
▸Seals & Professional Certifications4
▸DOB NOWDPL-1: Design Professional Seal & Signature3
08/24/2026M01179871-I1 · 450 WASHINGTON STREETOpen ↗
08/13/2026B01008840-I1 · 22 NORTH 6 STREETOpen ↗
08/13/2026B01008840-P1 · 22 NORTH 6 STREETOpen ↗
▸DOB NOWSpecial Inspector Seal & Signature1
09/01/2026B01008840-I1 · 22 NORTH 6 STREETOpen ↗