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Filing Representative Firm
CLASS ONE CONSTRCUTION LTD
Expediter
1 project with open permitsBROOKLYN · 1MANHATTAN · 1
2 buildings
3
Total Filings
2
Projects on File
2
Buildings Worked
1
Projects w/ Open Permits
Expediter
Role
Activity
Projects by first filing month2 projects all-time
0112Jul '20 · 1Sep '24 · 12021202220232024
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit150%
Signed off150%
By project type
Alteration2
Most active buildings
All buildings →
311 WEST 128 STREETMANHATTAN · latest 02/09/2024
1 projects
738 NOSTRAND AVENUEBROOKLYN · 1 open · latest 10/11/2024
1 projects
Key relationships
Everyone →
MIGUEL GUERREROlatest 02/22/2024
3 filings
Filed under
CLASS ONE CONSTRCUTION LTD3
Identified by the contact ids of the people who file for the firm and by its email domain (keybuildinggroup.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B01097350 ↗738 NOSTRAND AVENUE
BROOKLYN
AlterationPermit Issued09/01/202410/11/2024INTERIOR RENOVATION IN EATING ESTABLISHMENT. NO CHANGE USE, EGRESS OR OCCUPANCY.
M00363330 ↗311 WEST 128 STREET
MANHATTAN
AlterationSigned-off07/20/202002/09/2024Install new air conditioning system, gas furnace and related duckwork. Install bathroom and kitchen exhaust systems as per plans
Counts cover all 2 projects (2 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
MIGUEL GUERRERO302/22/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
E4P CONSULTING ENGINEERING PLLC103/08/2024
FRANCISCO D PEREZ PE109/17/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CLASS ONE CONSTRUCTION LT103/08/2024
DUCTS SYSTEMS AIR METAL109/17/2024
2 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 2Open permit 1Signed off 1
2 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B01097350 ↗738 NOSTRAND AVENUE
BROOKLYN
AlterationPermit Issued09/01/202410/11/2024INTERIOR RENOVATION IN EATING ESTABLISHMENT. NO CHANGE USE, EGRESS OR OCCUPANCY.
M00363330 ↗311 WEST 128 STREET
MANHATTAN
AlterationSigned-off07/20/202002/09/2024Install new air conditioning system, gas furnace and related duckwork. Install bathroom and kitchen exhaust systems as per plans
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
311 WEST 128 STREET ↗202/22/2024
738 NOSTRAND AVENUE ↗1—
▾Documents — 33 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch2
▸DOB NOWPlans/Sketch - Mechanical Systems2
▸Seals & Professional Certifications24
▸DOB NOWProgress Inspector Seal & Signature14
09/01/2026M00363330-P1 · 311 WEST 128 STREETOpen ↗
09/01/2026M00363330-P1 · 311 WEST 128 STREETOpen ↗
09/01/2026M00363330-P1 · 311 WEST 128 STREETOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/01/2026M00363330-P1 · 311 WEST 128 STREETOpen ↗
09/01/2026M00363330-P1 · 311 WEST 128 STREETOpen ↗
08/29/2026B01097350-I1 · 738 NOSTRAND AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
09/04/2026M00363330-I1 · 311 WEST 128 STREETOpen ↗
09/04/2026M00363330-P1 · 311 WEST 128 STREETOpen ↗
08/24/2026B01097350-I1 · 738 NOSTRAND AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸Safety & Tenant Protection2
▸DOB NOWTenant Protection Plan2
09/04/2026M00363330-I1 · 311 WEST 128 STREETOpen ↗
09/04/2026M00363330-P1 · 311 WEST 128 STREETOpen ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/24/2026B01097350-I1 · 738 NOSTRAND AVENUEOpen ↗
08/24/2026B01097350-S1 · 738 NOSTRAND AVENUEOpen ↗
▸Energy Compliance1
▸DOB NOWPreliminary Commissioning Report Certification1
09/04/2026M00363330-I1 · 311 WEST 128 STREETOpen ↗