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Design Firm
RILEY J MAHAFFEY, LLC
Design
MANHATTAN · 3
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3 buildings
3
Total Filings
3
Projects on File
3
Buildings Worked
0
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month3 projects all-time
0112Jun '19 · 1Sep '19 · 1Jun '23 · 12020202120222023
bars = month · line = 3-mo average
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Signed off3100%
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Alteration3
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182 5 AVENUEMANHATTAN · latest 03/19/2024
1 projects
89 MADISON AVENUEMANHATTAN · latest 10/10/2019
1 projects
462 BROADWAYMANHATTAN · latest 06/26/2019
1 projects
Key relationships
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Design firms
1 projects
1 projects
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1 projects
Contractors
2 projects
1 projects
1 projects
Owners
1 projects
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RILEY J MAHAFFEYlatest 03/20/2024
1 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00878710 ↗182 5 AVENUE
MANHATTAN
AlterationSigned-off06/16/202303/19/2024
Owner 182 FIFTH AVENUE LLC
Contractor FINALY GENL CONTR
Filer DOMINION EXPEDITING
Plumbing work related to General construction of Retail space tenant build out on behalf of DASNY for a cannabis dispensary. No change to us…
M00189717 ↗89 MADISON AVENUE
MANHATTAN
AlterationSigned-off09/24/201910/10/2019
Contractor ARCHSTONE BUILDERS LLC
Installation of construction fence as per plans filed herewith. No change in use, egress, or occupancy.
M00182399 ↗462 BROADWAY
MANHATTAN
AlterationSigned-off06/24/201906/26/2019
Contractor ARCHSTONE BUILDERS LLC
filing herewith for the installation of temporary construction fence
Counts cover all 3 projects (3 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
RILEY J MAHAFFEY103/20/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
QUORUM ARCHITECTS103/20/2024
SCHNACKEL ENGINEERS103/20/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ARCHSTONE BUILDERS LLC209/24/2019
A&A PLUMBING CORP103/20/2024
FINALY GENL CONTR CORP103/20/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
182 FIFTH AVENUE LLC103/20/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DOMINION EXPEDITING103/20/2024
3 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 3Signed off 3
3 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00878710 ↗182 5 AVENUE
MANHATTAN
AlterationSigned-off06/16/202303/19/2024
Owner 182 FIFTH AVENUE LLC
Contractor FINALY GENL CONTR
Filer DOMINION EXPEDITING
Plumbing work related to General construction of Retail space tenant build out on behalf of DASNY for a cannabis dispensary. No change to us…
M00189717 ↗89 MADISON AVENUE
MANHATTAN
AlterationSigned-off09/24/201910/10/2019
Contractor ARCHSTONE BUILDERS LLC
Installation of construction fence as per plans filed herewith. No change in use, egress, or occupancy.
M00182399 ↗462 BROADWAY
MANHATTAN
AlterationSigned-off06/24/201906/26/2019
Contractor ARCHSTONE BUILDERS LLC
filing herewith for the installation of temporary construction fence
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
182 5 AVENUE ↗103/20/2024
462 BROADWAY ↗1—
89 MADISON AVENUE ↗1—
▾Documents — 22 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch - Construction Fence2
09/05/2026M00182399-I1 · 462 BROADWAYRequest digital key ↗
09/05/2026M00189717-I1 · 89 MADISON AVENUERequest digital key ↗
▸Seals & Professional Certifications13
▸DOB NOWSpecial Inspector Seal & Signature6
09/01/2026M00878710-S2 · 182 5 AVENUEOpen ↗
08/27/2026M00878710-P1 · 182 5 AVENUEOpen ↗
08/25/2026M00878710-P3 · 182 5 AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWProgress Inspector Seal & Signature5
08/27/2026M00878710-P1 · 182 5 AVENUEOpen ↗
08/27/2026M00878710-P1 · 182 5 AVENUEOpen ↗
08/26/2026M00182399-I1 · 462 BROADWAYOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature2
09/05/2026M00189717-I1 · 89 MADISON AVENUEOpen ↗
08/13/2026M00182399-I1 · 462 BROADWAYOpen ↗
▸Approvals, Objections & Sign-offs7
▸DOB NOWLandmark Approval7
08/13/2026M00878710-S1 · 182 5 AVENUEOpen ↗
08/13/2026M00878710-P3 · 182 5 AVENUEOpen ↗
08/13/2026M00878710-P1 · 182 5 AVENUEOpen ↗
Showing 3 of 7 on file for this type