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Design Firm
GERRARD + TAN ARCHITECTS
Design
4 jobs with open permitsMANHATTAN · 15BROOKLYN · 4QUEENS · 3
15 buildings
40
Total Filings
22
Jobs on File
15
Buildings Worked
4
Jobs w/ Open Permits
Design
Role
Activity
Jobs by first filing month22 jobs all-time
0134Nov '19 · 1Feb '20 · 1Sep '20 · 1Mar '21 · 1Nov '22 · 3Apr '23 · 1May '23 · 1Jun '23 · 2Jul '23 · 2Aug '23 · 1Jan '24 · 1Mar '24 · 1May '24 · 2May '25 · 1Nov '25 · 1Feb '26 · 1Aug '26 · 12020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse jobs →
Open permit418%
Signed off732%
Filed only1150%
By job type
Alteration14
Alteration CO7
ALT-CO - New Building with Existing Elements to Remain1
Most active buildings
All buildings →
306 WEST 56 STREETMANHATTAN · latest 08/30/2023
3 jobs
210 EAST 5 STREETMANHATTAN · latest 07/03/2025
3 jobs
45 EAST BROADWAYMANHATTAN · latest 05/17/2023
2 jobs
112 WEST 14 STREETMANHATTAN · 2 open · latest 07/02/2024
2 jobs
38-01 23 AVENUEQUEENS · latest 11/02/2022
2 jobs
84 WALKER STREETMANHATTAN · latest 12/20/2022
1 jobs
Robert Tanlatest 01/22/2026
28 filings
Filed under
GERRARD + TAN ARCHITECTS40
Identified by the contact ids of the people who file for the firm and by its email domain (gerrardtan.com), not by matching names.
Most recent jobs
All jobs →
JobAddressTypeStatusFiledLatest permitDescription
Q01261024 ↗16-60 STEPHEN STREET
QUEENS
Alteration COFiled — no permit on record08/07/2026——
M01315980 ↗413 WEST BROADWAY
MANHATTAN
AlterationSigned-off02/23/202605/29/2026INSTALL GAS-FIRED BOILER AT 6TH FLOOR. FILED IN CONJUNCTION WITH ALT. TYPE 1 NO. 101508619. NO CHANGE TO USE, OCCUPANCY OR EGRESS UNDER THIS…
M00889646 ↗26 BOND STREET
MANHATTAN
AlterationSigned-off01/04/202411/19/2025PLUMBING FOR UNIT 12, 2R,3 &,4 CHANGE OF USE FILED UNDER 100499925. Application to replace 123094659.
M01106865 ↗151 SPRING STREET
MANHATTAN
ALT-CO - New Building with Existing Elements to RemainFiled — no permit on record11/04/2025——
M01051260 ↗210 EAST 5 STREET
MANHATTAN
AlterationSigned-off05/16/202407/03/2025FILING HEREWITH INTERIOR RENOVATION OF EXISTING APARTMENT AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M01053906 ↗145 GRAND STREET
MANHATTAN
Alteration COFiled — no permit on record05/14/2025——
Counts cover all 22 jobs (22 DOB NOW). Dated by first filing; BIS jobs by first permit issuance.
22 DOB NOW jobs, anchored the same way as Buildings Worked. Status is the job's permit state today: open = at least one permit currently issued. BIS jobs show their raw permit status and are not counted as open.
All 22Open permit 4Signed off 7Filed only 11
Any typeAlteration 14Alteration CO 7ALT-CO - New Building with Existing Elements to Remain 1
22 jobs
JobAddressTypeStatusFiledLatest permitDescription
Q01261024 ↗16-60 STEPHEN STREET
QUEENS
Alteration COFiled — no permit on record08/07/2026——
M01315980 ↗413 WEST BROADWAY
MANHATTAN
AlterationSigned-off02/23/202605/29/2026INSTALL GAS-FIRED BOILER AT 6TH FLOOR. FILED IN CONJUNCTION WITH ALT. TYPE 1 NO. 101508619. NO CHANGE TO USE, OCCUPANCY OR EGRESS UNDER THIS…
M00889646 ↗26 BOND STREET
MANHATTAN
AlterationSigned-off01/04/202411/19/2025PLUMBING FOR UNIT 12, 2R,3 &,4 CHANGE OF USE FILED UNDER 100499925. Application to replace 123094659.
M01106865 ↗151 SPRING STREET
MANHATTAN
ALT-CO - New Building with Existing Elements to RemainFiled — no permit on record11/04/2025——
M01051260 ↗210 EAST 5 STREET
MANHATTAN
AlterationSigned-off05/16/202407/03/2025FILING HEREWITH INTERIOR RENOVATION OF EXISTING APARTMENT AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M01053906 ↗145 GRAND STREET
MANHATTAN
Alteration COFiled — no permit on record05/14/2025——
M01009635 ↗210 EAST 5 STREET
MANHATTAN
AlterationSigned-off03/06/202402/21/2025REMOVAL OF NON-STRUCTURAL INTERIOR PARTITIONS AND CEILING FINISHES, SOUND ATTENUATION BLANKETS, INSULATION, NOTED DOORS, AND CONVENIENCE STA…
B00311720 ↗127 GREEN STREET
BROOKLYN
AlterationPermit Issued02/20/202008/22/2024Propose plumbing modifications at cellar through 004 floor, all as per plans herewith filed. No change in use, egress or occupancy filed und…
M00883172 ↗112 WEST 14 STREET
MANHATTAN
AlterationPermit Issued06/16/202307/02/2024Interior renovation of Unit 5E (5th Fl) Plumbing work - Removal of existing & installation of. new fixtures & fittings in bathroom & kitchen…
M00875623 ↗112 WEST 14 STREET
MANHATTAN
AlterationPermit Issued06/16/202305/28/2024Interior renovation of Unit 5E (5th Fl) - removal & construction of non-load bearing interior partitions, cabinetry, finishes, bathroom fixt…
M01039503 ↗210 EAST 5 STREET
MANHATTAN
AlterationFiled — no permit on record05/07/2024——
B00477922 ↗85 NORTH 6 STREET
BROOKLYN
Alteration COPermit Issued03/31/202103/21/2024FILING HEREWITH FOR THE LEGALIZATION OF EXITING PLUMBING FIXTURES OF RESIDENTIAL UNITS IOB SECOND AND THIRD FLOORS.
M00912745 ↗306 WEST 56 STREET
MANHATTAN
AlterationSigned-off08/09/202308/30/2023Apartment 12D create an opening for a new door for convenience access to adjacent unit as per plans herewith filed. No change in use, egress…
M00902007 ↗306 WEST 56 STREET
MANHATTAN
AlterationFiled — no permit on record07/14/2023——
B00893155 ↗330 ELLERY STREET
BROOKLYN
Alteration COFiled — no permit on record07/07/2023——
M0082569245 EAST BROADWAY
MANHATTAN
Alteration COFiled — no permit on record05/17/2023——
M08035136 ↗306 WEST 56 STREET
MANHATTAN
AlterationFiled — no permit on record04/19/2023——
M00189668 ↗84 WALKER STREET
MANHATTAN
AlterationSigned-off11/19/201912/20/2022installation of 1 new gas meter in cellar . remove the 3rd floor meter and riser
B00775458 ↗309 SCHOLES STREET
BROOKLYN
Alteration COFiled — no permit on record11/09/2022——
Q00743922 ↗38-01 23 AVENUE
QUEENS
Alteration COFiled — no permit on record11/02/2022——
Q00749902 ↗38-01 23 AVENUE
QUEENS
AlterationFiled — no permit on record11/02/2022——
M00382774 ↗45 EAST BROADWAY
MANHATTAN
AlterationSigned-off09/24/202010/19/2020Filing to include EUP Cards for Roof Top Unit, as per request by FDNY
Scope of Work
HVAC — 3 jobs · most recent 08/05/2026
Air Conditioning Systems Ventilation Systems Refrigeration Systems
Sprinkler / Standpipe — 1 job · most recent 08/05/2026
No specific sub-scope on file — job count only.
Plumbing — 5 jobs · most recent 01/29/2026
Water/Sanitary Gas
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
Robert Tan2801/22/2026
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
CNY ENGINEERING P.C108/05/2026
KMB DESIGN GROUP, LLC101/29/2026
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
SILVERLINING INTERIORS212/06/2025
5 BORO'S PLUMBING INC110/27/2023
CAVAN BUILDERS CORP101/29/2026
COD PLUMBING CORP101/29/2026
DEMAR MECHANICAL INC101/29/2026
DEPENDABLE MECH CORP102/23/2026
DYNAMIC PLBG & SPRKLR COR105/07/2025
G.B. & SON, INC102/20/2020
H&M CONTRACTORS INC109/24/2020
JAN ARTISANAL CONCEPT *103/13/2024
T.PERICIC CONSTRUCTION*106/16/2023
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
DOUGLAS ELLIMAN PROPERTY MANAGEMENT303/13/2024
QUON DUNN CORP.205/17/2023
23RD AVENUE REALTY111/02/2022
330 ELLERY INC.108/05/2026
ALLIAH MANAGEMENT LLC105/07/2025
CHARLES H. GREENTHAL104/27/2023
ESRT101/29/2026
L3 CAPITAL LLC101/29/2026
NY CHINESE BAPTIST CHURCH110/27/2023
Who this entity's jobs were filed with. Top 25 per group by shared jobs.
NameJobs togetherMost recent
CONVERSANO ASSOCIATES, INC.401/29/2026
J. CALLAHAN CONSULTING, INC.408/07/2026
4444 PPPP CORP108/05/2026
A1 EXPEDITING SERVICE CORP.105/07/2025
CNY ENGINEERING PC108/05/2026
JM ZONING, LLC.112/06/2025
RIZZO GROUP101/29/2026
Click a row for this entity's own jobs, plans and documents at that building.
BuildingFilingsMost Recent
26 BOND STREET ↗301/22/2026
210 EAST 5 STREET ↗710/06/2025
16-60 STEPHEN STREET ↗107/24/2025
330 ELLERY STREET ↗206/25/2025
85 NORTH 6 STREET ↗506/18/2025
112 WEST 14 STREET ↗304/25/2025
306 WEST 56 STREET ↗703/04/2024
84 WALKER STREET ↗210/26/2023
45 EAST BROADWAY ↗202/08/2023
38-01 23 AVENUE ↗206/02/2022
145 GRAND STREET ↗2—
127 GREEN STREET ↗1—
309 SCHOLES STREET ↗1—
151 SPRING STREET ↗1—
413 WEST BROADWAY ↗1—
▾Documents — 283 on file (BIS + DOB NOW)
▸Plans & Drawings44
▸DOB NOWPlans/Sketch40
08/31/2026M08035136-S1Request digital key ↗
08/29/2026M00912745-P1Request digital key ↗
08/29/2026M00912745-P3Request digital key ↗
Showing 3 of 40 on file for this type
▸DOB NOWPlans/Sketch - Plumbing3
09/05/2026M00189668-I1Request digital key ↗
09/02/2026B00311720-I1Request digital key ↗
08/14/2026M00189668-P1Request digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
09/04/2026M00382774-I1Request digital key ↗
▸Applications & Permits17
▸DOB NOWLPC Approval/Permit10
08/27/2026M01051260-P1Open ↗
08/27/2026M01051260-I1Open ↗
08/13/2026M00889646-P2Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWHPD Certification Letter or CPC Special Permit5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸DOB NOWState DEC Permit2
08/13/2026M00189668-P1Open ↗
08/13/2026M00189668-I1Open ↗
▸Zoning, Tax Lot & Property Records11
▸DOB NOWRestrictive Declaration/Easement 110
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 10 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B00893155-I1Open ↗
▸Seals & Professional Certifications118
▸DOB NOWProgress Inspector Seal & Signature54
09/02/2026B00477922-S2Open ↗
09/02/2026B00477922-S2Open ↗
09/02/2026B00477922-S2Open ↗
Showing 3 of 54 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature44
09/04/2026M00382774-I1Open ↗
08/28/2026M00889646-I1Open ↗
08/28/2026M00889646-P1Open ↗
Showing 3 of 44 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature20
09/25/2026M00889646-I1Open ↗
09/02/2026B00477922-S2Open ↗
09/02/2026B00477922-S2Open ↗
Showing 3 of 20 on file for this type
▸Safety & Tenant Protection33
▸DOB NOWStreet Tree Checklist9
08/25/2026Q00743922-I1Open ↗
08/21/2026M01053906-I1Open ↗
08/16/2026Q01261024-I1Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWHPD-1: Anti-Harassment Area Checklist8
08/13/2026B00311720-I1Open ↗
Showing 1 of 8 on file for this type
▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist7
08/13/2026M00902007-I1Open ↗
08/13/2026M00912745-P2Open ↗
08/13/2026M00912745-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWCertificate of No Harassment5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸DOB NOWTenant Protection Plan3
08/13/2026M00189668-P1Open ↗
08/13/2026B00311720-I1Open ↗
08/13/2026M00189668-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Environmental & Asbestos29
▸DOB NOWDEP ACP-5: Asbestos Assessment Report20
08/28/2026M00889646-P1Open ↗
08/28/2026M00889646-I1Open ↗
08/28/2026M00889646-P2Open ↗
Showing 3 of 20 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form8
08/13/2026M00902007-I1Open ↗
08/13/2026M00912745-I1Open ↗
08/13/2026M08035136-I1Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWOER: Notice to Proceed1
08/13/2026B00311720-I1Open ↗
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis.1
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-offs2
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter2
08/13/2026M00189668-P1Open ↗
Showing 1 of 2 on file for this type
▸Other Documents28
▸DOB NOWLoft Board Certificate21
09/04/2026M00382774-I1Open ↗
09/01/2026M00189668-I1Open ↗
09/01/2026B00477922-I1Open ↗
Showing 3 of 21 on file for this type
▸DOB NOWProperty Ownership Certification6
08/25/2026Q00743922-I1Open ↗
08/21/2026M01106865-I1Open ↗
08/21/2026M01053906-I1Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWFinal Survey1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type