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Design Firm
ZACHARY T. CLANAHAN DESIGNS
Design
4 projects with open permitsQUEENS · 5BRONX · 1BROOKLYN · 1
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3 buildings
9
Total Filings
7
Projects on File
3
Buildings Worked
4
Projects w/ Open Permits
Design
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Activity
Projects by first filing month7 projects all-time
0123Dec '19 · 1Jan '20 · 2Feb '20 · 1May '22 · 1Jul '25 · 2202020212022202320242025
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Portfolio status
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Open permit457%
Signed off229%
Filed only114%
By project type
Alteration6
No Work1
Most active buildings
All buildings →
47-67 COLDEN STREETQUEENS · 3 open · latest 11/03/2025
5 projects
2135 SOUTHERN BOULEVARDBRONX · 1 open · latest 10/23/2025
1 projects
10217 GLENWOOD ROADBROOKLYN · latest 11/04/2022
1 projects
Key relationships
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Design firms
1 projects
Filing representatives
1 projects
1 projects
People
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ZACHARY CLANAHANlatest 04/18/2024
5 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q00245253 ↗47-67 COLDEN STREET
QUEENS
AlterationPermit Issued12/26/201911/03/2025
Contractor JW CONGREGATION SUPPORT,I
Work will consist of renovation of a two story house of worship, including replacement of 6 packaged rooftop hvac units on existing curbs. …
X01026121 ↗2135 SOUTHERN BOULEVARD
BRONX
AlterationPermit Issued07/28/202510/23/2025
Owner KINGDOM HALL OF JEHOVAH'S WITNESSES
Contractor JW CONGREGATION SUPPORT,I
Filer JULIA HOLLEY
ALT II renovation in an existing rectory apartment. Replace finishes, roof recover/resealing, facade maintenance/repair and painting, instal…
Q00993449 ↗47-67 COLDEN STREET
QUEENS
No WorkFiled — no permit on record07/28/2025———
Q00249248 ↗47-67 COLDEN STREET
QUEENS
AlterationSigned-off02/21/202010/31/2023
Contractor JW CONGREGATION SUPPORT,I
Installation of construction fence to protect pedestrians during renovation of a religious building.
Q00268494 ↗47-67 COLDEN STREET
QUEENS
AlterationPermit Issued01/31/202010/31/2023
Contractor JW CONGREGATION SUPPORT,I
Filer NICHOLA JOHN
WORK WILL CONSIST OF INTERIOR RENOVATION OF ONE EXISTING HOUSE OF WORSHIP. NEW ACCESSIBLE ELEVATOR ENCLOSURE AT 1ST AND 2ND FLOOR. NO CHAN…
Q00245263 ↗47-67 COLDEN STREET
QUEENS
AlterationPermit Issued01/03/202009/01/2023
Contractor PRECISION PLBG SVCS., INC
Filer NICHOLA JOHN
ALTERATION TYPE II, PLUMBING AND GAS LINE CONNECTIONS PROPOSED TO ACCOMODATE NEW ACCESSIBLE RESTROOM LAYOUTS AND TO INSTALL REPLACEMENT HVAC…
Counts cover all 7 projects (7 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
ZACHARY CLANAHAN504/18/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Alyssa Monet Vara109/08/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JW CONGREGATION SUPPORT,I509/08/2025
MACCARONE PLUMBING INC209/08/2025
PRECISION PLBG SVCS., INC104/20/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
KINGDOM HALL OF JEHOVAH'S WITNESSES109/08/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JULIA HOLLEY109/08/2025
NICHOLA JOHN105/20/2022
7 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 7Open permit 4Signed off 2Filed only 1
Any typeAlteration 6No Work 1
7 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q00245253 ↗47-67 COLDEN STREET
QUEENS
AlterationPermit Issued12/26/201911/03/2025
Contractor JW CONGREGATION SUPPORT,I
Work will consist of renovation of a two story house of worship, including replacement of 6 packaged rooftop hvac units on existing curbs. …
X01026121 ↗2135 SOUTHERN BOULEVARD
BRONX
AlterationPermit Issued07/28/202510/23/2025
Owner KINGDOM HALL OF JEHOVAH'S WITNESSES
Contractor JW CONGREGATION SUPPORT,I
Filer JULIA HOLLEY
ALT II renovation in an existing rectory apartment. Replace finishes, roof recover/resealing, facade maintenance/repair and painting, instal…
Q00993449 ↗47-67 COLDEN STREET
QUEENS
No WorkFiled — no permit on record07/28/2025———
Q00249248 ↗47-67 COLDEN STREET
QUEENS
AlterationSigned-off02/21/202010/31/2023
Contractor JW CONGREGATION SUPPORT,I
Installation of construction fence to protect pedestrians during renovation of a religious building.
Q00268494 ↗47-67 COLDEN STREET
QUEENS
AlterationPermit Issued01/31/202010/31/2023
Contractor JW CONGREGATION SUPPORT,I
Filer NICHOLA JOHN
WORK WILL CONSIST OF INTERIOR RENOVATION OF ONE EXISTING HOUSE OF WORSHIP. NEW ACCESSIBLE ELEVATOR ENCLOSURE AT 1ST AND 2ND FLOOR. NO CHAN…
Q00245263 ↗47-67 COLDEN STREET
QUEENS
AlterationPermit Issued01/03/202009/01/2023
Contractor PRECISION PLBG SVCS., INC
Filer NICHOLA JOHN
ALTERATION TYPE II, PLUMBING AND GAS LINE CONNECTIONS PROPOSED TO ACCOMODATE NEW ACCESSIBLE RESTROOM LAYOUTS AND TO INSTALL REPLACEMENT HVAC…
B00681952 ↗10217 GLENWOOD ROAD
BROOKLYN
AlterationSigned-off05/20/202211/04/2022
Contractor JW CONGREGATION SUPPORT,I
Filer NICHOLA JOHN
Alt 2 Roof job replacing sheathing where required, with new roof covering, insulation and metal coping on 3 sides. No change to Occupancy, …
Scope of Work
Plumbing — 2 projects · most recent 09/08/2025
Water/Sanitary Gas
Structural — 1 project · most recent 01/31/2020
Steel Concrete Wood
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
47-67 COLDEN STREET ↗604/18/2024
2135 SOUTHERN BOULEVARD ↗203/26/2024
10217 GLENWOOD ROAD ↗102/16/2022
▾Documents — 58 on file (BIS + DOB NOW)
▸Plans & Drawings13
▸DOB NOWPlans/Sketch6
08/29/2026B00681952-I1 · 10217 GLENWOOD ROADRequest digital key ↗
08/18/2026X01026121-S2 · 2135 SOUTHERN BOULEVARDRequest digital key ↗
08/18/2026X01026121-S3 · 2135 SOUTHERN BOULEVARDRequest digital key ↗
Showing 3 of 6 on file for this type
▸DOB NOWPlans/Sketch - Plumbing3
08/22/2026Q00245263-P1 · 47-67 COLDEN STREETRequest digital key ↗
08/22/2026Q00245263-I1 · 47-67 COLDEN STREETRequest digital key ↗
08/15/2026Q00245263-P1 · 47-67 COLDEN STREETRequest digital key ↗
▸DOB NOWPlans/Sketch - Structural1
08/15/2026Q00268494-I1 · 47-67 COLDEN STREETRequest digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
08/28/2026Q00245253-I1 · 47-67 COLDEN STREETRequest digital key ↗
▸DOB NOWPlans/Sketch - Construction Fence1
08/28/2026Q00249248-I1 · 47-67 COLDEN STREETRequest digital key ↗
▸DOB NOWPlans/Sketch - Place of Assembly1
08/19/2026Q00993449-I1 · 47-67 COLDEN STREETRequest digital key ↗
▸Seals & Professional Certifications29
▸DOB NOWProgress Inspector Seal & Signature14
08/26/2026B00681952-I1 · 10217 GLENWOOD ROADOpen ↗
08/26/2026B00681952-I1 · 10217 GLENWOOD ROADOpen ↗
08/26/2026B00681952-I1 · 10217 GLENWOOD ROADOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature11
08/28/2026Q00245253-I1 · 47-67 COLDEN STREETOpen ↗
08/28/2026Q00268494-I1 · 47-67 COLDEN STREETOpen ↗
08/28/2026Q00249248-I1 · 47-67 COLDEN STREETOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
08/25/2026Q00268494-I1 · 47-67 COLDEN STREETOpen ↗
08/25/2026Q00268494-I1 · 47-67 COLDEN STREETOpen ↗
08/23/2026X01026121-I1 · 2135 SOUTHERN BOULEVARDOpen ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/28/2026Q00245253-I1 · 47-67 COLDEN STREETOpen ↗
08/28/2026Q00268494-I1 · 47-67 COLDEN STREETOpen ↗
08/22/2026Q00245263-I1 · 47-67 COLDEN STREETOpen ↗
Showing 3 of 4 on file for this type
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis1
08/13/2026B00681952-I1 · 10217 GLENWOOD ROADOpen ↗
▸Approvals, Objections & Sign-offs11
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter11
08/28/2026Q00245253-I1 · 47-67 COLDEN STREETOpen ↗
08/28/2026Q00249248-I1 · 47-67 COLDEN STREETOpen ↗
08/22/2026Q00245263-I1 · 47-67 COLDEN STREETOpen ↗
Showing 3 of 11 on file for this type