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Design Firm
Stone Engineering & Architecture
Design
4 projects with open permitsMANHATTAN · 11QUEENS · 1
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9 buildings
15
Total Filings
12
Projects on File
9
Buildings Worked
4
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month12 projects all-time
0123Jun '25 · 2Jul '25 · 1Sep '25 · 1Oct '25 · 1Jan '26 · 2May '26 · 2Jun '26 · 1Jul '26 · 1Aug '26 · 1Jun '25Aug '25Oct '25Dec '25Feb '26Apr '26Jun '26Aug '26
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit433%
Signed off325%
Filed only542%
By project type
Alteration12
Most active buildings
All buildings →
530 PARK AVENUEMANHATTAN · 1 open · latest 09/10/2026
3 projects
90 WASHINGTON STREETMANHATTAN · latest 05/06/2026
2 projects
36 LAIGHT STREETMANHATTAN · latest 08/25/2026
1 projects
128 JANE STREETMANHATTAN · latest 07/25/2025
1 projects
441 2 AVENUEMANHATTAN · 1 open · latest 05/04/2026
1 projects
1115 MADISON AVENUEMANHATTAN · latest 05/28/2026
1 projects
Key relationships
Everyone →
Design firms
1 projects
Filing representatives
6 projects
3 projects
People
All people →
Lucas Smilioslatest 07/06/2026
11 filings
Filed under
Stone Engineering & Architecture15
Identified by the contact ids of the people who file for the firm and by its email domain (stonedpc.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01419802 ↗530 PARK AVENUE
MANHATTAN
AlterationPermit Issued07/09/202609/10/2026
Owner Chromatic
Contractor DARBY CONSTRUCTION SVC LL
Filer J. CALLAHAN CONSULTING, INC.
Plumbing work for commercial space. No change of use, egress or occupancy.
M01342129 ↗185 WEST END AVENUE
MANHATTAN
AlterationPermit Issued01/23/202609/08/2026
Owner FIRSTSERVICE RESIDENTIAL
Contractor DENAIR HVAC INC
Filer STONE ENGINEERING & ARCHITECTURE DP
Split AC Installation as per plans. No change to use, egress, or occupancy.
M01449130 ↗36 LAIGHT STREET
MANHATTAN
AlterationFiled — no permit on record08/25/2026—
Owner FANTIS TRANSFER INC
Filer STONE ENGINEERING & ARCHITECTURE DP
—
M01295511 ↗1280 5 AVENUE
MANHATTAN
AlterationPermit Issued10/17/202508/21/2026
Contractor PYRAMID RESTORATION NY LL
Replacement of Lobby AC & insulation of new package room AC. No change to use, egress, or occupancy.
Q01386195 ↗209-90 23 AVENUE
QUEENS
AlterationFiled — no permit on record06/02/2026———
M01279623 ↗1115 MADISON AVENUE
MANHATTAN
AlterationSigned-off09/11/202505/28/2026
Contractor HI-TECH AIR CONDITIONING
Cooling tower replacement as per plans. No change in use, egress, or occupancy.
Counts cover all 12 projects (12 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
Lucas Smilios1107/06/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
STUDIO PHH ARCHITECTS107/09/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DARBY CONSTRUCTION SVC LL207/09/2026
DENAIR HVAC INC101/23/2026
HI-TECH AIR CONDITIONING109/11/2025
METROTECH MECHANICAL CORP106/12/2025
NEW YORK COOLING TOWERS I102/27/2026
PYRAMID RESTORATION NY LL110/17/2025
WILLIAM C. GERAKARIS P&H107/09/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Chromatic307/09/2026
TRIHILL MANAGEMENT205/06/2026
DOUGLAS ELLIMAN PROPERTY MANAGEMENT107/25/2025
FANTIS TRANSFER INC108/25/2026
FirstService Residential101/23/2026
MAXWELL-KATES, INC.102/27/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
STONE ENGINEERING & ARCHITECTURE DP608/25/2026
J. CALLAHAN CONSULTING, INC.307/09/2026
12 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 12Open permit 4Signed off 3Filed only 5
12 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01419802 ↗530 PARK AVENUE
MANHATTAN
AlterationPermit Issued07/09/202609/10/2026
Owner Chromatic
Contractor DARBY CONSTRUCTION SVC LL
Filer J. CALLAHAN CONSULTING, INC.
Plumbing work for commercial space. No change of use, egress or occupancy.
M01342129 ↗185 WEST END AVENUE
MANHATTAN
AlterationPermit Issued01/23/202609/08/2026
Owner FIRSTSERVICE RESIDENTIAL
Contractor DENAIR HVAC INC
Filer STONE ENGINEERING & ARCHITECTURE DP
Split AC Installation as per plans. No change to use, egress, or occupancy.
M01449130 ↗36 LAIGHT STREET
MANHATTAN
AlterationFiled — no permit on record08/25/2026—
Owner FANTIS TRANSFER INC
Filer STONE ENGINEERING & ARCHITECTURE DP
—
M01295511 ↗1280 5 AVENUE
MANHATTAN
AlterationPermit Issued10/17/202508/21/2026
Contractor PYRAMID RESTORATION NY LL
Replacement of Lobby AC & insulation of new package room AC. No change to use, egress, or occupancy.
Q01386195 ↗209-90 23 AVENUE
QUEENS
AlterationFiled — no permit on record06/02/2026———
M01279623 ↗1115 MADISON AVENUE
MANHATTAN
AlterationSigned-off09/11/202505/28/2026
Contractor HI-TECH AIR CONDITIONING
Cooling tower replacement as per plans. No change in use, egress, or occupancy.
M01390575 ↗90 WASHINGTON STREET
MANHATTAN
AlterationFiled — no permit on record05/06/2026—
Owner Tri Hill Management
Filer STONE ENGINEERING & ARCHITECTURE DP
—
M01390378 ↗90 WASHINGTON STREET
MANHATTAN
AlterationFiled — no permit on record05/05/2026—
Owner Tri Hill Management
Filer STONE ENGINEERING & ARCHITECTURE DP
—
M01342208 ↗441 2 AVENUE
MANHATTAN
AlterationPermit Issued01/16/202605/04/2026
Owner MAXWELLKATES
Contractor NEW YORK COOLING TOWERS I
Filer STONE ENGINEERING & ARCHITECTURE DP
Steel dunnage replacement as per plans. No change in use, egress, or occupancy.
M01239942 ↗530 PARK AVENUE
MANHATTAN
AlterationSigned-off06/12/202508/13/2025
Owner Chromatic
Contractor DARBY CONSTRUCTION SVC LL
Filer J. CALLAHAN CONSULTING, INC.
Herewith filing for the removal and installation of mechanical ductwork connecting to existing units, as per plans submitted. There is no c…
M01239938 ↗530 PARK AVENUE
MANHATTAN
AlterationSigned-off06/12/202508/01/2025
Owner Chromatic
Contractor METROTECH MECHANICAL CORP
Filer J. CALLAHAN CONSULTING, INC.
Herewith filing for the removal, replacement and installation of fixtures, as per plans submitted. There is no change to use, egress or occ…
M01230090 ↗128 JANE STREET
MANHATTAN
AlterationFiled — no permit on record07/25/2025—
Owner DOUGLAS ELLIMAN PROPERTY MANAGEMENT
Filer STONE ENGINEERING & ARCHITECTURE DP
—
Scope of Work
HVAC — 4 projects · most recent 07/09/2026
Heating and Air Conditioning Systems Ventilation Systems Cooling Towers
Plumbing — 2 projects · most recent 07/09/2026
Water/Sanitary
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
530 PARK AVENUE ↗407/06/2026
90 WASHINGTON STREET ↗204/21/2026
441 2 AVENUE ↗201/05/2026
128 JANE STREET ↗105/22/2025
36 LAIGHT STREET ↗2—
1115 MADISON AVENUE ↗1—
1280 5 AVENUE ↗1—
185 WEST END AVENUE ↗1—
209-90 23 AVENUE ↗1—
▾Documents — 61 on file (BIS + DOB NOW)
▸Plans & Drawings16
▸DOB NOWPlans/Sketch16
08/26/2026M01449130-I1 · 36 LAIGHT STREETRequest digital key ↗
08/26/2026M01449130-S1 · 36 LAIGHT STREETRequest digital key ↗
08/23/2026M01239942-I1 · 530 PARK AVENUERequest digital key ↗
Showing 3 of 16 on file for this type
▸Applications & Permits2
▸DOB NOWLPC Approval/Permit2
08/26/2026M01449130-S1 · 36 LAIGHT STREETOpen ↗
08/26/2026M01449130-I1 · 36 LAIGHT STREETOpen ↗
▸Seals & Professional Certifications30
▸DOB NOWDPL-1: Design Professional Seal & Signature16
08/26/2026M01449130-S1 · 36 LAIGHT STREETOpen ↗
08/26/2026M01449130-I1 · 36 LAIGHT STREETOpen ↗
08/23/2026M01239942-I1 · 530 PARK AVENUEOpen ↗
Showing 3 of 16 on file for this type
▸DOB NOWProgress Inspector Seal & Signature9
09/01/2026M01342129-I1 · 185 WEST END AVENUEOpen ↗
09/01/2026M01342129-I1 · 185 WEST END AVENUEOpen ↗
08/31/2026M01342208-I1 · 441 2 AVENUEOpen ↗
Showing 3 of 9 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
09/01/2026M01342129-I1 · 185 WEST END AVENUEOpen ↗
08/31/2026M01342208-I1 · 441 2 AVENUEOpen ↗
08/29/2026M01342208-S1 · 441 2 AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸Environmental & Asbestos13
▸DOB NOWDEP ACP-5: Asbestos Assessment Report13
08/26/2026M01449130-S1 · 36 LAIGHT STREETOpen ↗
08/26/2026M01449130-I1 · 36 LAIGHT STREETOpen ↗
08/23/2026M01239942-I1 · 530 PARK AVENUEOpen ↗
Showing 3 of 13 on file for this type