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Contractor
5 K CONSTRUCTION GROUP
General Contractor
5 projects with open permitsMANHATTAN · 19
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10 buildings
39
Total Filings
19
Projects on File
9
Buildings Worked
5
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month19 projects all-time
0123May '19 · 1Jul '20 · 1Aug '20 · 1Jan '22 · 1Feb '22 · 1Jun '22 · 1Nov '22 · 1Dec '22 · 1Jan '23 · 2Feb '23 · 1May '23 · 2Jun '23 · 1Jul '23 · 2Aug '23 · 1Jan '24 · 1Apr '24 · 120202021202220232024
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit526%
Signed off1053%
Other status421%
By project type
Alteration15
Most active buildings
All buildings →
141 WEST 36 STREETMANHATTAN · 1 open · latest 11/06/2025
3 projects
12 WEST 37 STREETMANHATTAN · latest 07/19/2023
3 projects
21 WEST 38 STREETMANHATTAN · 1 open · latest 03/01/2023
3 projects
254 WEST 31 STREETMANHATTAN · 1 open · latest 11/07/2024
2 projects
525 7 AVENUEMANHATTAN · 2 open · latest 01/04/2024
2 projects
315 EAST 62 STREETMANHATTAN · latest 07/19/2023
2 projects
Key relationships
Everyone →
Design firms
6 projects
3 projects
2 projects
2 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00866157 ↗141 WEST 36 STREET
MANHATTAN
AlterationPermit Issued07/19/202311/06/2025
Design DPM ARCHITECTURE, P.C.
Owner BRAUSE REALTY INC.
Filer RETHY ASSOCIATES, INC.
Demo.Walls, Doors, Millwork, Flooring, Replace(2)Restrooms,Renovate(2)Restrooms,New Ceiling&Flooring in Restrooms, Install Pantry&Millwork,F…
M00888229 ↗254 WEST 31 STREET
MANHATTAN
AlterationPermit Issued08/02/202311/07/2024
Design DPM ARCHITECTURE, P.C.
Owner RESOLUTION REAL ESTATE
Filer RETHY ASSOCIATES, INC.
Demo. Walls, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes, Install Walls, Doors, Suspended Ceiling, Millwork, Wall & Floor Fini…
M01038218 ↗1776 BROADWAY
MANHATTAN
AlterationSigned-off04/19/202404/23/2024
Design CX CONSULTING CORP
Filer G DESIGN & DRAFTING INC
DEMOLISH EXISTING INTERIOR NON-BEARING INTERIOR PARTITIONS, FLOOR AND CEILING FINISH ON 18TH FLOOR EXISTING TENANT SPACE. NO CHANGE TO OCCUP…
M00983199 ↗525 7 AVENUE
MANHATTAN
AlterationPermit Issued01/02/202401/04/2024
Design KAHN ASSOCIATES, INC
PROPOSED INSTALLATION OF NON-LOAD BEARING PARTITION + RENOVATION TO EXISTING 8TH FL TENANT SPACE + WEST BATHROOMS AS PER PLANS. NO CHANGE IN…
M00864692 ↗525 7 AVENUE
MANHATTAN
AlterationPermit Issued05/22/202311/15/2023
Design KAHN ASSOCIATES, INC
Owner 525 DELAWARE LLC
Filer CONSTRUCTION PERMIT SERVICES
REMOVAL/INSTALL OF NON-LOAD BEARING PARTITIONS IN RESTROOMS ON 23RD FL. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00877857 ↗12 WEST 37 STREET
MANHATTAN
AlterationSigned-off06/01/202307/19/2023
Design WONG ARCHITECT
Owner 12 WEST 37TH LLC C/O OLMSTEAD PROPE
renovate existing bathrooms and install new HC bathroom. No change in use, egress or occupancy
Counts cover all 19 projects (15 DOB NOW + 4 legacy BIS). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
WONG ARCHITECT608/04/2023
GTA ARCHITECTURE, PLLC305/09/2023
DPM ARCHITECTURE, P.C.201/15/2026
KAHN ASSOCIATES, INC201/02/2024
CX CONSULTING CORP104/19/2024
LOFFREDO BROOKS ARCHITECTS P.C.102/17/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
5 K CONSTRUCTION RESOURCE101/15/2026
ADDISON PLBG AND HTG CORP108/04/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
12 WEST 37TH LLC C/O OLMSTEAD PROPE208/04/2023
BRAUSE REALTY INC.201/15/2026
315 EAST 62ND LLC107/17/2023
525 DELAWARE LLC105/22/2023
RESOLUTION REAL ESTATE102/11/2025
WALTER & SAMUELS INC.105/09/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
RETHY ASSOCIATES, INC.301/15/2026
CONSTRUCTION PERMIT SERVICES105/22/2023
EMPIRE CITY CONSULTANTS, INC.105/09/2023
15 DOB NOW projects + 4 legacy BIS 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 19Open permit 5Signed off 10Other status 4
19 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00866157 ↗141 WEST 36 STREET
MANHATTAN
AlterationPermit Issued07/19/202311/06/2025
Design DPM ARCHITECTURE, P.C.
Owner BRAUSE REALTY INC.
Filer RETHY ASSOCIATES, INC.
Demo.Walls, Doors, Millwork, Flooring, Replace(2)Restrooms,Renovate(2)Restrooms,New Ceiling&Flooring in Restrooms, Install Pantry&Millwork,F…
M00888229 ↗254 WEST 31 STREET
MANHATTAN
AlterationPermit Issued08/02/202311/07/2024
Design DPM ARCHITECTURE, P.C.
Owner RESOLUTION REAL ESTATE
Filer RETHY ASSOCIATES, INC.
Demo. Walls, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes, Install Walls, Doors, Suspended Ceiling, Millwork, Wall & Floor Fini…
M01038218 ↗1776 BROADWAY
MANHATTAN
AlterationSigned-off04/19/202404/23/2024
Design CX CONSULTING CORP
Filer G DESIGN & DRAFTING INC
DEMOLISH EXISTING INTERIOR NON-BEARING INTERIOR PARTITIONS, FLOOR AND CEILING FINISH ON 18TH FLOOR EXISTING TENANT SPACE. NO CHANGE TO OCCUP…
M00983199 ↗525 7 AVENUE
MANHATTAN
AlterationPermit Issued01/02/202401/04/2024
Design KAHN ASSOCIATES, INC
PROPOSED INSTALLATION OF NON-LOAD BEARING PARTITION + RENOVATION TO EXISTING 8TH FL TENANT SPACE + WEST BATHROOMS AS PER PLANS. NO CHANGE IN…
M00864692 ↗525 7 AVENUE
MANHATTAN
AlterationPermit Issued05/22/202311/15/2023
Design KAHN ASSOCIATES, INC
Owner 525 DELAWARE LLC
Filer CONSTRUCTION PERMIT SERVICES
REMOVAL/INSTALL OF NON-LOAD BEARING PARTITIONS IN RESTROOMS ON 23RD FL. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
M00877857 ↗12 WEST 37 STREET
MANHATTAN
AlterationSigned-off06/01/202307/19/2023
Design WONG ARCHITECT
Owner 12 WEST 37TH LLC C/O OLMSTEAD PROPE
renovate existing bathrooms and install new HC bathroom. No change in use, egress or occupancy
M00900585 ↗315 EAST 62 STREET
MANHATTAN
AlterationSigned-off07/17/202307/19/2023
Design WONG ARCHITECT
Owner 315 EAST 62ND LLC
5th fl, modify existing partitions and finishes.. No change in use, egress or occupancy
M00867884 ↗15 WEST 36 STREET
MANHATTAN
AlterationSigned-off05/09/202306/09/2023
Design GTA ARCHITECTURE, PLLC
Owner WALTER & SAMUELS INC.
Filer EMPIRE CITY CONSULTANTS, INC.
Filing herewith drawings indicating the Interior demo to correct the violation on the 4th Floor. No change in use, egress, or occupancy unde…
M00827550 ↗21 WEST 38 STREET
MANHATTAN
AlterationSigned-off02/17/202303/01/2023
Design LOFFREDO BROOKS ARCHITECTS P.C.
Owner BRAUSE REALTY INC.
Filer RETHY ASSOCIATES, INC.
Demolition and Construction of Partitions, Doors, Ceilings, Millwork, Wall & Floor Finishes Including Renovating Existing Restrooms & Replac…
M00815797 ↗12 WEST 37 STREET
MANHATTAN
AlterationSigned-off01/20/202302/08/2023
Design WONG ARCHITECT
non bearing partitions and finishes removal on partial 12th floor. New partitions and finishes. No change in use, egress or occupancy
M08055232 ↗12 WEST 37 STREET
MANHATTAN
AlterationSigned-off01/11/202302/06/2023
Design WONG ARCHITECT
Owner 12 WEST 37TH LLC C/O OLMSTEAD PROPE
renovate suite 202 on 2nd fl. New partitions and finishes. No change in use, egress or occupancy
M08053071 ↗28 WEST 48 STREET
MANHATTAN
AlterationSigned-off12/16/202201/10/2023
Design WONG ARCHITECT
non bearing partitions and finishes removal. No change in use, egress or occupancy
140920902BIS141 WEST 36 STREET
MANHATTAN
—ISSUED07/07/202012/06/2022—OT
140952896BIS18 EAST 41 STREET
MANHATTAN
—ISSUED11/29/202211/29/2022—OT
123808889BIS141 WEST 36 STREET
MANHATTAN
—ISSUED05/02/201908/23/2022—MH, OT, PL, SP
M00754540 ↗315 EAST 62 STREET
MANHATTAN
AlterationSigned-off06/15/202207/05/2022
Design WONG ARCHITECT
Renovate exist. 4th fl office space. new partitions and finishes. No change in use egress or occupancy
140939607BIS21 WEST 38 STREET
MANHATTAN
—ISSUED08/22/202005/03/2022—OT
M00639701 ↗254 WEST 31 STREET
MANHATTAN
AlterationSigned-off02/12/202203/17/2022
Design GTA ARCHITECTURE, PLLC
Demo of Partitions,Doors,Suspended Ceiling,Millwork,Wall&Floor Finishes, Install Partitions,Doors,Suspended Ceiling,Millwork,Wall&Floor Fini…
M00657250 ↗21 WEST 38 STREET
MANHATTAN
AlterationPermit Issued01/12/202202/24/2022
Design GTA ARCHITECTURE, PLLC
Minor Demolition of Some Partitions, Door, Millwork, Wall & Floor Finishes, Installation of Partitions, Door, Millwork, Wall & Floor Finishe…
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
15 WEST 36 STREET ↗107/08/2026
12 WEST 37 STREET ↗1007/08/2026
21 WEST 38 STREET ↗407/08/2026
254 WEST 31 STREET ↗507/08/2026
141 WEST 36 STREET ↗104/09/2026
315 EAST 62 STREET ↗603/21/2026
1776 BROADWAY ↗303/21/2026
525 7 AVENUE ↗603/21/2026
28 WEST 48 STREET ↗303/21/2026
▾Documents — 267 on file (BIS + DOB NOW)
▸Plans & Drawings22
▸DOB NOWPlans/Sketch22
09/03/2026M00657250-I1 · 21 WEST 38 STREETRequest digital key ↗
09/02/2026M00639701-I1 · 254 WEST 31 STREETRequest digital key ↗
09/02/2026M00754540-I1 · 315 EAST 62 STREETRequest digital key ↗
Showing 3 of 22 on file for this type
▸Applications & Permits36
▸BISWORK PERMIT APPLICATION20
11/29/2022140952896 · 18 EAST 41 STREETOpen ↗
05/04/2022140939607 · 21 WEST 38 STREETOpen ↗
05/02/2022140939607 · 21 WEST 38 STREETOpen ↗
Showing 3 of 20 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION16
06/22/2023140920902 · 141 WEST 36 STREETOpen ↗
06/13/2023140920902 · 141 WEST 36 STREETOpen ↗
09/26/2022123808889 · 141 WEST 36 STREETOpen ↗
Showing 3 of 16 on file for this type
▸Seals & Professional Certifications79
▸DOB NOWProgress Inspector Seal & Signature30
09/23/2026M00867884-I1 · 15 WEST 36 STREETOpen ↗
09/01/2026M00877857-S2 · 12 WEST 37 STREETOpen ↗
08/29/2026M08055232-I1 · 12 WEST 37 STREETOpen ↗
Showing 3 of 30 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature22
09/03/2026M00657250-I1 · 21 WEST 38 STREETOpen ↗
09/02/2026M00754540-I1 · 315 EAST 62 STREETOpen ↗
09/01/2026M08053071-I1 · 28 WEST 48 STREETOpen ↗
Showing 3 of 22 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature10
09/01/2026M00877857-S2 · 12 WEST 37 STREETOpen ↗
09/01/2026M00877857-S2 · 12 WEST 37 STREETOpen ↗
08/30/2026M01038218-I1 · 1776 BROADWAYOpen ↗
Showing 3 of 10 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT5
08/17/2020140939607 · 21 WEST 38 STREETOpen ↗
Showing 1 of 5 on file for this type
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY2
On file, but not among the 200 most recently loaded documents for this source.
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▸BISAPPLICANT OWNER SIGNATURE1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Trade Schedules & Equipment11
▸BISEQUIPMENT USE PERMITS2
04/11/2023123808889 · 141 WEST 36 STREETOpen ↗
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
▸BISEQUIPMENT USE APPLICATION/PERMIT2
04/11/2023123808889 · 141 WEST 36 STREETOpen ↗
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
▸BISHVAC & SERVICE WATER HEATING SYSTEM CONTROLS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISSPRINKLER SYSTEMS1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISSCHEDULE B - PLUMBING1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISPLUMBING (PL) SIGNOFF1
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
▸BISSPRINKLER (SP) SIGNOFF1
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
▸BISHVAC & SERVICE WATER HEATING EQUIPMENT1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Environmental & Asbestos26
▸DOB NOWDEP ACP-5: Asbestos Assessment Report22
09/03/2026M00657250-I1 · 21 WEST 38 STREETOpen ↗
09/02/2026M00754540-I1 · 315 EAST 62 STREETOpen ↗
09/01/2026M08053071-I1 · 28 WEST 48 STREETOpen ↗
Showing 3 of 22 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)4
08/17/2020140939607 · 21 WEST 38 STREETOpen ↗
Showing 1 of 4 on file for this type
▸Energy Compliance22
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY8
06/22/2023140920902 · 141 WEST 36 STREETOpen ↗
06/22/2023140920902 · 141 WEST 36 STREETOpen ↗
08/17/2020140939607 · 21 WEST 38 STREETOpen ↗
Showing 3 of 8 on file for this type
▸BISENERGY CODE COMPLIANCE INSPECTIONS3
02/20/2024140920902 · 141 WEST 36 STREETOpen ↗
03/15/2023140952896 · 18 EAST 41 STREETOpen ↗
Showing 2 of 3 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS (EN2)3
02/20/2024140920902 · 141 WEST 36 STREETOpen ↗
03/15/2023140952896 · 18 EAST 41 STREETOpen ↗
Showing 2 of 3 on file for this type
▸BISINTERIOR LIGHTING POWER2
02/20/2024140920902 · 141 WEST 36 STREETOpen ↗
Showing 1 of 2 on file for this type
▸BISLIGHTING CONTROLS2
02/20/2024140920902 · 141 WEST 36 STREETOpen ↗
Showing 1 of 2 on file for this type
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BIS* HVAC INSULATION AND SEALING1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS1
03/15/2023140952896 · 18 EAST 41 STREETOpen ↗
▸Inspections & Test Reports23
▸BISTECHNICAL REPORT: RESPONSIBILITY11
06/22/2023140920902 · 141 WEST 36 STREETOpen ↗
03/15/2023140952896 · 18 EAST 41 STREETOpen ↗
03/15/2023140952896 · 18 EAST 41 STREETOpen ↗
Showing 3 of 11 on file for this type
▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)3
02/20/2024140920902 · 141 WEST 36 STREETOpen ↗
03/13/2023140952896 · 18 EAST 41 STREETOpen ↗
Showing 2 of 3 on file for this type
▸BISFIRE-RESISTIVE RATED CONSTRUCTION2
03/13/2023140952896 · 18 EAST 41 STREETOpen ↗
Showing 1 of 2 on file for this type
▸BISSTRUCTURAL STEEL - DETAILS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISCONCRETE - CAST-IN-PLACE1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISSTRUCTURAL STEEL - HIGH STRENGTH BOLTING1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISSPRAYED FIRE-RESISTANT MATERIALS1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISSTRUCTURAL STABILITY - EXISTING BUILDINGS1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISSTRUCTURAL STEEL - WELDING1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISMECHANICAL SYSTEMS1
On file, but not among the 200 most recently loaded documents for this source.
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▸Approvals, Objections & Sign-offs14
▸BISLETTERS - SUPPORTING DOCUMENTATION5
05/04/2022140939607 · 21 WEST 38 STREETOpen ↗
05/04/2022140939607 · 21 WEST 38 STREETOpen ↗
05/02/2022140939607 · 21 WEST 38 STREETOpen ↗
Showing 3 of 5 on file for this type
▸BISFINAL3
02/20/2024140920902 · 141 WEST 36 STREETOpen ↗
03/15/2023140952896 · 18 EAST 41 STREETOpen ↗
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST3
02/21/2024140920902 · 141 WEST 36 STREETOpen ↗
03/16/2023140952896 · 18 EAST 41 STREETOpen ↗
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
▸BISSUPERSEDING LETTER1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISLANDMARKS APPROVAL1
On file, but not among the 200 most recently loaded documents for this source.
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▸BISLANDMARKS SIGNOFF1
03/14/2023140952896 · 18 EAST 41 STREETOpen ↗
▸Cost, Insurance & Ownership13
▸BISCOST AFFIDAVIT10
03/15/2023140952896 · 18 EAST 41 STREETOpen ↗
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
Showing 3 of 10 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW33
02/20/2024140920902 · 141 WEST 36 STREETOpen ↗
03/13/2023140952896 · 18 EAST 41 STREETOpen ↗
02/15/2023123808889 · 141 WEST 36 STREETOpen ↗
▸Filing & Intake Forms16
▸BISBOROUGH INTAKE FORM6
08/24/2022123808889 · 141 WEST 36 STREETOpen ↗
11/13/2020140939607 · 21 WEST 38 STREETOpen ↗
Showing 2 of 6 on file for this type
▸BISADDITIONAL INFORMATION4
06/22/2023140920902 · 141 WEST 36 STREETOpen ↗
09/26/2022123808889 · 141 WEST 36 STREETOpen ↗
Showing 2 of 4 on file for this type
▸BISEFILING COVER SHEET3
On file, but not among the 200 most recently loaded documents for this source.
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▸BISEFILING JOB APPLICATION COVER SHEET3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸Other Documents5
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2
08/19/2020140939607 · 21 WEST 38 STREETOpen ↗
08/19/2020140939607 · 21 WEST 38 STREETOpen ↗
▸BISMAINTENANCE INFORMATION2
02/21/2024140920902 · 141 WEST 36 STREETOpen ↗
Showing 1 of 2 on file for this type
▸BISSHUTOFF DAMPERS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type