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Contractor
GT & K CONSTRUCTION INC
General Contractor
8 projects with open permitsQUEENS · 7BROOKLYN · 3MANHATTAN · 3
13 buildings
19
Total Filings
14
Projects on File
13
Buildings Worked
8
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month14 projects all-time
0123Nov '21 · 1Mar '22 · 1Dec '23 · 1Jun '24 · 1Jul '24 · 1Nov '24 · 1Dec '24 · 2Feb '25 · 1Apr '25 · 1Jun '25 · 1Feb '26 · 2Apr '26 · 120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit857%
Signed off643%
By project type
Alteration13
ALT-CO - New Building with Existing Elements to Remain1
Most active buildings
All buildings →
879 8 AVENUEMANHATTAN · latest 03/20/2026
2 projects
49 WEST 38 STREETMANHATTAN · latest 04/21/2025
1 projects
25 GUNTHER PLACEBROOKLYN · 1 open · latest 10/30/2024
1 projects
1270 JEFFERSON AVENUEBROOKLYN · 1 open · latest 04/01/2026
1 projects
2131 OCEAN AVENUEBROOKLYN · latest 09/04/2025
1 projects
84-40 61 ROADQUEENS · 1 open · latest 05/04/2026
1 projects
Key relationships
Everyone →
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
S01066403 ↗1818 CARLTON AVENUE
STATEN ISLAND
AlterationPermit Issued06/14/202407/29/2026SUBSEQUENT PLUMBING APPLICATION IN CONJUNCTION WITH APPROVED GC #S01066403-I1. REPLACEMENT AND ADDITION OF PLUMBING FIXTURES ON FIRST AND SE…
Q01383479 ↗70-11 175 STREET
QUEENS
AlterationPermit Issued04/10/202606/05/2026minor interior partitions relocation, replace gypsum boards, replace floors, doors, tiles, paint & relocate stairs from 001 to cellar.
Q01146227 ↗84-40 61 ROAD
QUEENS
AlterationPermit Issued12/26/202405/04/2026application filed to enlarge 2nd. floor and a new roof portion; interior partitions work, new entrance to 1st.fl. and new entrance to cellar…
B00620265 ↗1270 JEFFERSON AVENUE
BROOKLYN
AlterationPermit Issued11/30/202104/01/2026INTERIOR RENOVATION OF EXISTING 3-DWELLING UNITS, NO CHANGE IN BULK, OCCUPANCY OR EGRESS.
M01347734 ↗879 8 AVENUE
MANHATTAN
AlterationSigned-off02/06/202603/20/2026Interior demo of partitions walls and interior renovation of apartment 4j
M01345372 ↗879 8 AVENUE
MANHATTAN
AlterationSigned-off02/06/202603/06/2026Interior demo of partitions walls and interior renovation of apartment 1k.
Counts cover all 14 projects (14 DOB NOW). 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
HAYM S. GROSS, ARCHITECT204/10/2026
LYNNE FUNK & ASSOCIATES204/01/2026
AA BLDG & INSP SVC LLC111/01/2024
ARQUITECTURA VARELA106/17/2025
DOME ARCHIETCTURE, DESIGN & ENG104/15/2025
ESK Architects109/17/2025
HANSA BUILDING ENGINEERING SERVICES103/21/2022
HT ASSOCIATES101/31/2025
IMC ARCHITECTURE DPC102/27/2025
KMP DESIGN & ENGINEERING PLLC109/04/2026
NEW YORK ENGINEERS LLC104/15/2025
RAHMAN CONSULTING111/21/2024
RAS PE CONSULTING ENGINEERS106/19/2026
YANG ENGINEERING LLC109/04/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
FOUR POINTS P & H CORP206/17/2025
HOD PIPING & HEATING CORP111/21/2024
NEFCO ENTERPRISES INC110/22/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BH 1270 JEFFERSON AVE LLC109/04/2026
PINK OF MANHATTAN LLC106/17/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BRITZ ENTERPRISES INC.204/10/2026
HOMES R US SALES CORP204/01/2026
BANJI ARCHITECT PC104/15/2025
BUTA CONSULTING111/21/2024
CM3 DESIGN STUDIO106/17/2025
CORE CONSULTANTS NYC102/27/2025
HAOTIAN & ASSOCIATES INC.101/31/2025
KMP DESIGN & ENGINEERING PLLC109/04/2026
14 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 14Open permit 8Signed off 6
Any typeAlteration 13ALT-CO - New Building with Existing Elements to Remain 1
14 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
S01066403 ↗1818 CARLTON AVENUE
STATEN ISLAND
AlterationPermit Issued06/14/202407/29/2026SUBSEQUENT PLUMBING APPLICATION IN CONJUNCTION WITH APPROVED GC #S01066403-I1. REPLACEMENT AND ADDITION OF PLUMBING FIXTURES ON FIRST AND SE…
Q01383479 ↗70-11 175 STREET
QUEENS
AlterationPermit Issued04/10/202606/05/2026minor interior partitions relocation, replace gypsum boards, replace floors, doors, tiles, paint & relocate stairs from 001 to cellar.
Q01146227 ↗84-40 61 ROAD
QUEENS
AlterationPermit Issued12/26/202405/04/2026application filed to enlarge 2nd. floor and a new roof portion; interior partitions work, new entrance to 1st.fl. and new entrance to cellar…
B00620265 ↗1270 JEFFERSON AVENUE
BROOKLYN
AlterationPermit Issued11/30/202104/01/2026INTERIOR RENOVATION OF EXISTING 3-DWELLING UNITS, NO CHANGE IN BULK, OCCUPANCY OR EGRESS.
M01347734 ↗879 8 AVENUE
MANHATTAN
AlterationSigned-off02/06/202603/20/2026Interior demo of partitions walls and interior renovation of apartment 4j
M01345372 ↗879 8 AVENUE
MANHATTAN
AlterationSigned-off02/06/202603/06/2026Interior demo of partitions walls and interior renovation of apartment 1k.
Q01160234 ↗147-07 72 DRIVE
QUEENS
AlterationSigned-off12/26/202412/26/2025Structural Work for rear extension at 1st floor.
Q01215252 ↗63-36 99 STREET
QUEENS
AlterationPermit Issued06/11/202510/27/2025INTERIOR RENOVATION OF AN EXISTING APARTMENT 5F. NO CHANGE TO USE EGRESS OR OCCUPANCY
B01134997 ↗2131 OCEAN AVENUE
BROOKLYN
AlterationSigned-off11/14/202409/04/2025TENANT FIT-OUT OF AN EX'G COMMUN. FACILITY SPACE - UNIT #3(SECOND FLOOR) FOR DIAGNOSTIC AND TREATMENT FACILITY. No Change is use, egress or …
Q01177725 ↗120-10 85 AVENUE
QUEENS
AlterationSigned-off02/27/202505/07/2025APPLICATION IS FILED FOR THE REHABILITATION OF (1) EXISTING RESIDENTIAL APARTMENT ON FLOOR 1 OF EXISTING 6-STORY MULTI-FAMILY BUILDING. NO C…
M01202242 ↗49 WEST 38 STREET
MANHATTAN
AlterationSigned-off04/02/202504/21/2025INTERIOR RENOVATION OF EXISTING COMMERCIAL SPACE. NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS APPLICATION
Q00973852 ↗85-33 213 STREET
QUEENS
ALT-CO - New Building with Existing Elements to RemainPermit Issued12/18/202303/07/2025HEREWITH FILE ALTERATION CO TO DO A HORIZONTAL AND VERTICAL EXTENSION TO AN EXISTING TWO STORY ONE FAMILY DWELLING INCLUDING MECHANICAL WORK…
B00674045 ↗25 GUNTHER PLACE
BROOKLYN
AlterationPermit Issued03/21/202210/30/2024PROPOSE INTERNAL RENOVATION AT CELLAR, FIRST & SECOND FLOOR TO EXISTING TWO FAMILY DWELLING. REPLACE WINDOWS & DOORS. SIDING AT FRONT & REAR…
Q01067588 ↗77-39 251 STREET
QUEENS
AlterationPermit Issued07/03/202410/30/2024APPLICATION FILED HEREWITH TO PROPOSED VERTICAL EXTENSION ON EX. SINGLE FAMILY DWELLING. NO CHANGE IN USE, EGRESS OR OCCUPANCY
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
1818 CARLTON AVENUE ↗307/30/2026
84-40 61 ROAD ↗107/08/2026
70-11 175 STREET ↗207/08/2026
49 WEST 38 STREET ↗107/08/2026
25 GUNTHER PLACE ↗107/08/2026
1270 JEFFERSON AVENUE ↗104/09/2026
879 8 AVENUE ↗204/09/2026
85-33 213 STREET ↗104/09/2026
147-07 72 DRIVE ↗204/09/2026
63-36 99 STREET ↗104/09/2026
2131 OCEAN AVENUE ↗204/09/2026
120-10 85 AVENUE ↗104/09/2026
77-39 251 STREET ↗104/08/2026
▾Documents — 243 on file (BIS + DOB NOW)
▸Plans & Drawings37
▸DOB NOWPlans/Sketch37
08/30/2026B00674045-I1 · 25 GUNTHER PLACERequest digital key ↗
Showing 3 of 37 on file for this type
▸Applications & Permits3
▸DOB NOWHPD Certification Letter or CPC Special Permit3
08/13/2026M01345372-P1 · 879 8 AVENUEOpen ↗
08/13/2026M01347734-I1 · 879 8 AVENUEOpen ↗
Showing 2 of 3 on file for this type
▸Zoning, Tax Lot & Property Records12
▸DOB NOWZD1: DOB Zoning Diagram6
08/21/2026Q00973852-P2 · 85-33 213 STREETOpen ↗
08/13/2026Q01146227-I1 · 84-40 61 ROADOpen ↗
Showing 2 of 6 on file for this type
▸DOB NOWRestrictive Declaration/Easement 13
08/13/2026B00674045-I1 · 25 GUNTHER PLACEOpen ↗
08/13/2026Q01146227-P1 · 84-40 61 ROADOpen ↗
08/13/2026Q01146227-I1 · 84-40 61 ROADOpen ↗
▸DOB NOWZoning Exhibit form (1-5)2
08/21/2026Q00973852-P2 · 85-33 213 STREETOpen ↗
Showing 1 of 2 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/21/2026Q00973852-I1 · 85-33 213 STREETOpen ↗
▸Seals & Professional Certifications134
▸DOB NOWProgress Inspector Seal & Signature63
09/23/2026B00620265-P1 · 1270 JEFFERSON AVENUEOpen ↗
09/23/2026B00620265-P1 · 1270 JEFFERSON AVENUEOpen ↗
09/23/2026B00620265-P1 · 1270 JEFFERSON AVENUEOpen ↗
Showing 3 of 63 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature37
09/21/2026B00620265-P1 · 1270 JEFFERSON AVENUEOpen ↗
08/30/2026B00674045-I1 · 25 GUNTHER PLACEOpen ↗
08/23/2026B01134997-I1 · 2131 OCEAN AVENUEOpen ↗
Showing 3 of 37 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature34
09/24/2026Q01160234-P2 · 147-07 72 DRIVEOpen ↗
09/23/2026B00620265-P1 · 1270 JEFFERSON AVENUEOpen ↗
09/23/2026B00620265-P1 · 1270 JEFFERSON AVENUEOpen ↗
Showing 3 of 34 on file for this type
▸Safety & Tenant Protection6
▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist3
08/13/2026M01345372-P1 · 879 8 AVENUEOpen ↗
08/13/2026M01347734-I1 · 879 8 AVENUEOpen ↗
08/13/2026M01345372-I1 · 879 8 AVENUEOpen ↗
▸DOB NOWCertificate of No Harassment3
08/13/2026M01347734-I1 · 879 8 AVENUEOpen ↗
Showing 1 of 3 on file for this type
▸Environmental & Asbestos25
▸DOB NOWDEP ACP-5: Asbestos Assessment Report25
08/30/2026B00674045-I1 · 25 GUNTHER PLACEOpen ↗
08/23/2026M01202242-P1 · 49 WEST 38 STREETOpen ↗
08/23/2026M01202242-P2 · 49 WEST 38 STREETOpen ↗
Showing 3 of 25 on file for this type
▸Inspections & Test Reports7
▸DOB NOWSOIL REPORT4
09/21/2026B00620265-P1 · 1270 JEFFERSON AVENUEOpen ↗
08/21/2026Q00973852-P2 · 85-33 213 STREETOpen ↗
Showing 2 of 4 on file for this type
▸DOB NOWTR4 Test Report and Plot Diagram2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWTR4 Plot Diagram1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Other Documents19
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone8
08/21/2026Q00973852-I1 · 85-33 213 STREETOpen ↗
Showing 1 of 8 on file for this type
▸DOB NOWSite Survey: Initial6
08/21/2026Q00973852-P2 · 85-33 213 STREETOpen ↗
08/20/2026S01066403-P1 · 1818 CARLTON AVENUEOpen ↗
08/13/2026Q01146227-I1 · 84-40 61 ROADOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWProperty Ownership Certification2
08/21/2026Q00973852-P2 · 85-33 213 STREETOpen ↗
08/21/2026Q00973852-I1 · 85-33 213 STREETOpen ↗
▸DOB NOWPlot Diagram2
08/13/2026Q01146227-I1 · 84-40 61 ROADOpen ↗
Showing 1 of 2 on file for this type
▸DOB NOWAdjoining Owners Notification1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type