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Filing Representative Firm
ALLOY DEVELOPMENT
Expediter
BROOKLYN · 5
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2 buildings
10
Total Filings
5
Projects on File
2
Buildings Worked
0
Projects w/ Open Permits
Expediter
Role
Activity
Projects by first filing month5 projects all-time
0123Aug '21 · 1Sep '21 · 2Oct '21 · 1Feb '23 · 1Aug '21Oct '21Dec '21Feb '22Apr '22Jun '22Aug '22Oct '22Dec '22Feb '23
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Signed off5100%
By project type
Alteration5
Most active buildings
All buildings →
489 STATE STREETBROOKLYN · latest 02/06/2025
4 projects
100 FLATBUSH AVENUEBROOKLYN · latest 01/19/2024
1 projects
Key relationships
Everyone →
Design firms
4 projects
1 projects
People
All people →
ALEXANDER PIRESlatest 06/07/2024
8 filings
Filed under
ALLOY DEVELOPMENT10
Identified by the contact ids of the people who file for the firm and by its email domain (alloyllc.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00238671 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off08/31/202102/06/2025
Design COSENTINI ASSOCIATES
Owner NYC Educational COnstruction Fund
Contractor RAEL AUTOMATIC SPR.CO INC
Sprinkler/Standpipe work in conjunction w/NB #321595449.
B00577563 ↗100 FLATBUSH AVENUE
BROOKLYN
AlterationSigned-off10/18/202101/19/2024
Design COSENTINI ASSOCIATES
Owner ALLOY DEVELOPMENT
Contractor TTM GROUP CORP
Installation of sprinkler and standpipe systems in conjunction with NB #321595145.
B00820562 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off02/08/202312/18/2023
Design AKRF, INC.
Owner NYC Educational COnstruction Fund
Contractor MPC PLUMBING & HEATING IN
Civil/Site utility work in conjunction w/NB #321595449.
B00238666 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off09/01/202111/29/2023
Design COSENTINI ASSOCIATES
Owner NYC Educational COnstruction Fund
Contractor DONNELLY MECHANICAL CORP
New installation of HVAC system and related piping. Filed in conjunction with NB# 321595449. Related PL application filed under # B00238667-…
B00238667 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off09/01/202110/31/2023
Design COSENTINI ASSOCIATES
Owner NYC Educational COnstruction Fund
Contractor EAGLE 1 MECHANICAL, INC
Plumbing work in conjunction w/ NB #321595449.
Counts cover all 5 projects (5 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
ALEXANDER PIRES806/07/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
COSENTINI ASSOCIATES407/16/2024
AKRF, INC.102/08/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DONNELLY MECHANICAL CORP106/28/2024
EAGLE 1 MECHANICAL, INC101/16/2024
MADISON PIPE CONSULT INC102/08/2023
RAEL AUTOMATIC SPR.CO INC107/16/2024
TT MECHANICAL CORP104/02/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NYC Educational COnstruction Fund407/16/2024
5 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 5Signed off 5
5 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00238671 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off08/31/202102/06/2025
Design COSENTINI ASSOCIATES
Owner NYC Educational COnstruction Fund
Contractor RAEL AUTOMATIC SPR.CO INC
Sprinkler/Standpipe work in conjunction w/NB #321595449.
B00577563 ↗100 FLATBUSH AVENUE
BROOKLYN
AlterationSigned-off10/18/202101/19/2024
Design COSENTINI ASSOCIATES
Owner ALLOY DEVELOPMENT
Contractor TTM GROUP CORP
Installation of sprinkler and standpipe systems in conjunction with NB #321595145.
B00820562 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off02/08/202312/18/2023
Design AKRF, INC.
Owner NYC Educational COnstruction Fund
Contractor MPC PLUMBING & HEATING IN
Civil/Site utility work in conjunction w/NB #321595449.
B00238666 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off09/01/202111/29/2023
Design COSENTINI ASSOCIATES
Owner NYC Educational COnstruction Fund
Contractor DONNELLY MECHANICAL CORP
New installation of HVAC system and related piping. Filed in conjunction with NB# 321595449. Related PL application filed under # B00238667-…
B00238667 ↗489 STATE STREET
BROOKLYN
AlterationSigned-off09/01/202110/31/2023
Design COSENTINI ASSOCIATES
Owner NYC Educational COnstruction Fund
Contractor EAGLE 1 MECHANICAL, INC
Plumbing work in conjunction w/ NB #321595449.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
489 STATE STREET ↗806/07/2024
100 FLATBUSH AVENUE ↗203/29/2024
▾Documents — 112 on file (BIS + DOB NOW)
▸Plans & Drawings27
▸DOB NOWPlans/Sketch - Plumbing7
09/01/2026B00238667-P2 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238667-P4 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238667-P3 · 489 STATE STREETRequest digital key ↗
Showing 3 of 7 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems6
09/01/2026B00238666-P2 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238666-P3 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238666-I1 · 489 STATE STREETRequest digital key ↗
Showing 3 of 6 on file for this type
▸DOB NOWPlans/Sketch - Standpipe5
09/01/2026B00238671-P2 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238671-I1 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238671-P1 · 489 STATE STREETRequest digital key ↗
Showing 3 of 5 on file for this type
▸DOB NOWPlans/Sketch - Sprinkler5
09/01/2026B00238671-P2 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238671-I1 · 489 STATE STREETRequest digital key ↗
09/01/2026B00238671-P1 · 489 STATE STREETRequest digital key ↗
Showing 3 of 5 on file for this type
▸DOB NOWPlans/Sketch4
09/01/2026B00577563-P2 · 100 FLATBUSH AVENUERequest digital key ↗
09/01/2026B00577563-I1 · 100 FLATBUSH AVENUERequest digital key ↗
08/27/2026B00820562-I1 · 489 STATE STREETRequest digital key ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications48
▸DOB NOWSpecial Inspector Seal & Signature19
09/02/2026B00577563-P2 · 100 FLATBUSH AVENUEOpen ↗
09/02/2026B00238671-I1 · 489 STATE STREETOpen ↗
09/02/2026B00238671-I1 · 489 STATE STREETOpen ↗
Showing 3 of 19 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature15
09/01/2026B00577563-P2 · 100 FLATBUSH AVENUEOpen ↗
09/01/2026B00577563-I1 · 100 FLATBUSH AVENUEOpen ↗
09/01/2026B00577563-P1 · 100 FLATBUSH AVENUEOpen ↗
Showing 3 of 15 on file for this type
▸DOB NOWProgress Inspector Seal & Signature14
08/31/2026B00238666-P1 · 489 STATE STREETOpen ↗
08/31/2026B00238666-P1 · 489 STATE STREETOpen ↗
08/29/2026B00238666-I1 · 489 STATE STREETOpen ↗
Showing 3 of 14 on file for this type
▸Trade Schedules & Equipment4
▸DOB NOWDEP: Sanitary Sewer Certification (HCP/SC)4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸Environmental & Asbestos19
▸DOB NOWOER: Notice to Proceed14
08/13/2026B00238671-P2 · 489 STATE STREETOpen ↗
08/13/2026B00820562-I1 · 489 STATE STREETOpen ↗
08/13/2026B00820562-I1 · 489 STATE STREETOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWOER: Notice of Satisfaction5
08/13/2026B00820562-I1 · 489 STATE STREETOpen ↗
08/13/2026B00820562-I1 · 489 STATE STREETOpen ↗
Showing 2 of 5 on file for this type
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis.2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸Approvals, Objections & Sign-offs12
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter12
08/13/2026B00820562-I1 · 489 STATE STREETOpen ↗
Showing 1 of 12 on file for this type