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Design Firm
WILLIAM MADDEN ENGINEER
Design
1 project with open permitsMANHATTAN · 11BROOKLYN · 5BRONX · 5
24 buildings
33
Total Filings
26
Projects on File
24
Buildings Worked
1
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month26 projects all-time
0123Sep '19 · 1Oct '19 · 1Nov '19 · 2Aug '20 · 1Jan '21 · 1Feb '21 · 1Mar '21 · 1Jul '21 · 1Aug '21 · 2Oct '21 · 1Dec '21 · 2Apr '22 · 1May '22 · 1Aug '22 · 1Sep '22 · 1Jan '23 · 1Feb '23 · 1Mar '23 · 1Apr '23 · 1May '23 · 1Jul '23 · 1Sep '23 · 1Oct '23 · 12020202120222023
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit14%
Signed off1454%
Filed only1142%
By project type
Alteration17
No Work9
Most active buildings
All buildings →
410 ST NICHOLAS AVENUEMANHATTAN · latest 01/30/2023
2 projects
168-11 12 AVENUEQUEENS · latest 09/11/2023
2 projects
371 AVENUE OF THE AMERMANHATTAN · latest 10/29/2021
1 projects
365 AVENUE OF THE AMERMANHATTAN · latest 12/14/2021
1 projects
109 WEST WASHINGTON PLCEMANHATTAN · latest 05/31/2023
1 projects
537 3 AVENUEMANHATTAN · latest 11/18/2019
1 projects
Key relationships
Everyone →
Filing representatives
WILLIAM MADDENlatest 08/02/2023
15 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00901243 ↗28 JEFFERSON AVENUE
BROOKLYN
AlterationSigned-off10/02/202312/11/2023Waterproofing at top floor apartment with the lintel replacement of 3 windows of different sizes, brick replacement and mortar joint pointin…
S00797962 ↗85 JEROME AVENUE
STATEN ISLAND
AlterationSigned-off03/16/202311/22/2023Remove small areas of damaged stucco at different areas of the faade as indicated in plans, remove existing roof membrane and shingles and r…
B00471144 ↗1236 PACIFIC STREET
BROOKLYN
AlterationSigned-off04/26/202210/20/2023Relocation of toilet, lavatory, change a tub for a shower (keeping same rough) kitchen sink (keeping same rough & installation of new toilet…
Q00929138 ↗168-11 12 AVENUE
QUEENS
No WorkFiled — no permit on record09/11/2023———
B00812023 ↗1355 80 STREET
BROOKLYN
AlterationSigned-off01/24/202309/01/2023Remove damaged garage walls as indicated in plans, rebuild walls and new garage door to replace existing, install new gutter and leader. The…
M00891522 ↗219 WEST 107 STREET
MANHATTAN
No WorkFiled — no permit on record07/10/2023———
Counts cover all 26 projects (26 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
WILLIAM MADDEN1508/02/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
C.P. RESTORATION INC204/17/2023
FLAG EXTERIORS CORP203/16/2023
AVENUE CONTRACTING INC105/11/2023
CEPHEUS.CONSTRUCTION112/07/2022
DELUXE CONSTRUCTION OF NY110/02/2023
EURO T.I. INC112/27/2021
FLAG CONTRACTING CORP109/29/2022
GRAMERCY.ELECTRIC INC101/26/2021
IMPRESSIVE CONCRETE WORKS101/24/2023
NOPHIER PLUMBING & HTG IN108/03/2023
NYC BEST REMODELING INC108/29/2022
R & J CONSTRUCTION NYC CO105/25/2022
T & C MECHANICAL109/05/2019
VIK XS SERVICES INC112/07/2022
VILIMAS MECHANICAL CORP111/14/2019
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
MANAGEMENT OFFICE308/03/2023
BP REAL ESTATE FUND LLC103/26/2021
Church of St. Joseph105/11/2023
HOLY ROSARY CHURCH103/16/2023
KRAUS MANAGEMENT INC110/11/2021
QUEENS QUALITY MANAGEMENT112/07/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BLANCO DESIGN, INC.1010/02/2023
26 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 26Open permit 1Signed off 14Filed only 11
Any typeAlteration 17No Work 9
26 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00901243 ↗28 JEFFERSON AVENUE
BROOKLYN
AlterationSigned-off10/02/202312/11/2023Waterproofing at top floor apartment with the lintel replacement of 3 windows of different sizes, brick replacement and mortar joint pointin…
S00797962 ↗85 JEROME AVENUE
STATEN ISLAND
AlterationSigned-off03/16/202311/22/2023Remove small areas of damaged stucco at different areas of the faade as indicated in plans, remove existing roof membrane and shingles and r…
B00471144 ↗1236 PACIFIC STREET
BROOKLYN
AlterationSigned-off04/26/202210/20/2023Relocation of toilet, lavatory, change a tub for a shower (keeping same rough) kitchen sink (keeping same rough & installation of new toilet…
Q00929138 ↗168-11 12 AVENUE
QUEENS
No WorkFiled — no permit on record09/11/2023———
B00812023 ↗1355 80 STREET
BROOKLYN
AlterationSigned-off01/24/202309/01/2023Remove damaged garage walls as indicated in plans, rebuild walls and new garage door to replace existing, install new gutter and leader. The…
M00891522 ↗219 WEST 107 STREET
MANHATTAN
No WorkFiled — no permit on record07/10/2023———
M07995753 ↗368 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off09/29/202206/09/2023At exposure 3 (East repair damaged stucco at parapet wall level. Area approximately 80 sq. ft.. There is no change in use, egress or occupan…
M00872962 ↗109 WEST WASHINGTON PLCE
MANHATTAN
AlterationSigned-off05/11/202305/31/2023Waterproofing and repairs at interior side of parapet wall (approx. 400 sq. ft)all work to be exterior and the work DOES NOT affect the ener…
M00855455 ↗869 LEXINGTON AVENUE
MANHATTAN
AlterationSigned-off04/17/202304/18/2023Replacement of concrete patio at courtyard with new concrete and pavers. All work to be exterior and the energy use of the building will not…
Q00831425 ↗168-11 12 AVENUE
QUEENS
No WorkFiled — no permit on record02/19/2023———
M00786053 ↗410 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off08/29/202201/30/2023Interior alteration of apartment lobby K and J, including changing layout, removal of non-bearing walls and install new. Flooring to be repa…
B00456513 ↗1613 AVENUE U
BROOKLYN
AlterationPermit Issued01/26/202110/05/2022Interior renovation at first floor and cellar level, to include new partitions to create a bathroom, installation of new staircase connectin…
B00744350 ↗1342 EAST 69 STREET
BROOKLYN
AlterationSigned-off05/25/202207/23/2022Repairs at front deck (balcony) of the building to include the repair of steel members, water proofing and misc. stucco replacement; at rear…
Q00564524 ↗25-11 UNION STREET
QUEENS
AlterationSigned-off08/02/202104/25/2022Facade repairs, lintels replacement, brick replacement and chimney exterior repair as per plans. No roof or parapet work under this applicai…
M00647182 ↗410 ST NICHOLAS AVENUE
MANHATTAN
AlterationSigned-off12/27/202101/07/2022
Contractor EURO T.I. INC
Interior renovation of apartments Lobby K and 1K, rearrange layout of apartments. there is no change in use, egress o occupancy under this a…
M00646797 ↗365 AVENUE OF THE AMER
MANHATTAN
No WorkFiled — no permit on record12/14/2021———
M00564739 ↗371 AVENUE OF THE AMER
MANHATTAN
AlterationSigned-off08/03/202110/29/2021Facade repair of elevator machine room, to include mortar joint pointing, brick replacement as indicated in plans, cut and point bulkhead co…
X00598757 ↗1882 GRAND CONCOURSE
BRONX
AlterationFiled — no permit on record10/11/2021——
X00477208 ↗2169 BLACKROCK AVENUE
BRONX
No WorkFiled — no permit on record07/27/2021———
M00493546 ↗178 EAST 117 STREET
MANHATTAN
AlterationFiled — no permit on record03/26/2021——
X00420776 ↗2169 BLACKROCK AVENUE
BRONX
No WorkFiled — no permit on record02/18/2021———
X00371264 ↗918 MORRIS AVENUE
BRONX
No WorkFiled — no permit on record08/17/2020———
M00265109 ↗537 3 AVENUE
MANHATTAN
AlterationSigned-off11/14/201911/18/2019Installation of a dishwasher and replace a tub for a standing shower, keeping same roughing. Direct replacement of toilet, lavatory and kitc…
M00247193 ↗BIN 1811675
MANHATTAN
No WorkFiled — no permit on record11/08/2019———
Q00241973 ↗121-15 101 AVENUE
QUEENS
No WorkFiled — no permit on record10/11/2019———
X00269528 ↗545 UNDERHILL AVENUE
BRONX
AlterationSigned-off09/05/201909/30/2019
Contractor T & C MECHANICAL
Legalization of a (3) piece bathroom at basement level and capping of gas line and removal of stove.
▾Documents — 121 on file (BIS + DOB NOW)
▸Plans & Drawings33
▸DOB NOWPlans/Sketch14
Showing 3 of 14 on file for this type
▸DOB NOWPlans/Sketch - Place of Assembly10
09/05/2026M00247193-I1Request digital key ↗
Showing 3 of 10 on file for this type
▸DOB NOWPlans/Sketch - Plumbing6
09/05/2026M00265109-I1 · 537 3 AVENUERequest digital key ↗
Showing 3 of 6 on file for this type
▸DOB NOWPlans/Sketch - Plumbing Legalization1
▸DOB NOWPlans/Sketch - Foundation1
09/01/2026B00456513-I1 · 1613 AVENUE URequest digital key ↗
▸DOB NOWPlans/Sketch - General Construction1
09/01/2026B00456513-I1 · 1613 AVENUE URequest digital key ↗
▸Applications & Permits3
▸DOB NOWLPC Approval/Permit3
08/13/2026M00855455-I1 · 869 LEXINGTON AVENUEOpen ↗
08/13/2026M00872962-I1 · 109 WEST WASHINGTON PLCEOpen ↗
08/13/2026M00564739-I1 · 371 AVENUE OF THE AMEROpen ↗
▸Seals & Professional Certifications47
▸DOB NOWDPL-1: Design Professional Seal & Signature30
09/05/2026M00265109-I1 · 537 3 AVENUEOpen ↗
09/04/2026M00493546-I1 · 178 EAST 117 STREETOpen ↗
09/02/2026M00646797-I1 · 365 AVENUE OF THE AMEROpen ↗
Showing 3 of 30 on file for this type
▸DOB NOWProgress Inspector Seal & Signature16
09/25/2026M00872962-I1 · 109 WEST WASHINGTON PLCEOpen ↗
08/28/2026X00598757-I1 · 1882 GRAND CONCOURSEOpen ↗
08/28/2026X00477208-I1 · 2169 BLACKROCK AVENUEOpen ↗
Showing 3 of 16 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature1
08/27/2026X00269528-I1 · 545 UNDERHILL AVENUEOpen ↗
▸Safety & Tenant Protection1
▸DOB NOWTenant Protection Plan1
09/05/2026M00265109-I1 · 537 3 AVENUEOpen ↗
▸Environmental & Asbestos13
▸DOB NOWDEP ACP-5: Asbestos Assessment Report12
09/05/2026M00265109-I1 · 537 3 AVENUEOpen ↗
09/01/2026B00456513-I1 · 1613 AVENUE UOpen ↗
09/01/2026M07995753-I1 · 368 ST NICHOLAS AVENUEOpen ↗
Showing 3 of 12 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
08/13/2026M00564739-I1 · 371 AVENUE OF THE AMEROpen ↗
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis2
08/13/2026M00647182-I1 · 410 ST NICHOLAS AVENUEOpen ↗
08/13/2026M00786053-I1 · 410 ST NICHOLAS AVENUEOpen ↗
▸Approvals, Objections & Sign-offs12
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter12
09/02/2026M00646797-I1 · 365 AVENUE OF THE AMEROpen ↗
09/02/2026M00646797-P1 · 365 AVENUE OF THE AMEROpen ↗
08/13/2026M00891522-I1 · 219 WEST 107 STREETOpen ↗
Showing 3 of 12 on file for this type
▸Other Documents10
▸DOB NOWAlternate Plan 16
09/05/2026M00247193-I1Open ↗
09/02/2026M00646797-I1 · 365 AVENUE OF THE AMEROpen ↗
09/02/2026M00646797-P1 · 365 AVENUE OF THE AMEROpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWAlternate Plan 41
08/28/2026Q00241973-I1 · 121-15 101 AVENUEOpen ↗
▸DOB NOWAlternate Plan 51
08/28/2026Q00241973-I1 · 121-15 101 AVENUEOpen ↗
▸DOB NOWAlternate Plan 21
08/26/2026X00371264-I1 · 918 MORRIS AVENUEOpen ↗
▸DOB NOWHPD4: CONH Pilot Program1
08/13/2026M00786053-I1 · 410 ST NICHOLAS AVENUEOpen ↗