← Back
Contractor
DAZONG HVAC & R, INC
General Contractor
4 projects with open permitsBROOKLYN · 7QUEENS · 4BRONX · 1
12 buildings
15
Total Filings
12
Projects on File
9
Buildings Worked
4
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month12 projects all-time
0134Mar '17 · 1Feb '19 · 1Jul '19 · 1Aug '23 · 3Nov '23 · 1Jul '24 · 1Nov '24 · 1Feb '25 · 1Jul '25 · 1Jun '26 · 1201820192020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit433%
Signed off542%
Other status325%
By project type
Alteration8
Alteration CO1
Most active buildings
All buildings →
935 BRONX RIVER AVENUEBRONX · latest 07/21/2026
1 projects
4116 3 AVENUEBROOKLYN · 1 open · latest 12/09/2024
1 projects
774 52 STBROOKLYN · latest 02/01/2019
1 projects
259 21 STREETBROOKLYN · latest 03/21/2025
1 projects
1455 BEDFORD AVENUEBROOKLYN · latest 04/19/2024
1 projects
1453 BEDFORD AVENUEBROOKLYN · 1 open · latest 05/20/2024
1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
X01420685 ↗935 BRONX RIVER AVENUE
BRONX
AlterationSigned-off06/29/202607/21/2026Installation of (4) ductless Roof Top Units and (2) wall mounted air conditioners and related finishes as per plans. There will be no change…
Q01248227 ↗18-66 MENAHAN STREET
QUEENS
Alteration COPermit Issued07/14/202506/30/2026Structural work as shown on drawings filed herewith.
B01187149 ↗259 21 STREET
BROOKLYN
AlterationSigned-off02/28/202503/21/2025Installation of mini-split system HVAC unit with new condensing unit on the roof. No change in occupancy, use or egress.
Q00918815 ↗255-10 147 DRIVE
QUEENS
AlterationPermit Issued11/01/202312/13/2024RENOVATION OF ONE FAMILY HOUSE. NO CHANGE OF USE, OCCUPANCY OR EGRESS
B011393644116 3 AVENUE
BROOKLYN
AlterationPermit Issued11/25/202412/09/2024Proposed partial storefront enlargement and replacement with finish work as per plan. No change in use, egress, or occupancy.
B01081461 ↗2420 82 STREET
BROOKLYN
AlterationSigned-off07/25/202410/16/2024File to address HRP complaint#3963633, replace window with stucco work, new lintel and framing work as per plan. No change in use, egress, o…
Counts cover all 12 projects (9 DOB NOW + 3 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
CAESAR BUSTAMANTE, AIA211/14/2023
MSM ENGINEERING SERVICES, PLLC201/09/2026
AR ARCHITECT P.C102/10/2025
ARC-HI-TECT ASSOCIATE INC108/24/2023
FLORINELA MURESAN107/14/2026
FURMAN & FURMAN ARCHITECTS102/28/2025
MURRAY ENGINEERING PC107/14/2026
PE AND CONSULTANTS NY LLC106/29/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
PM CONSTRUCTION USA CORP211/14/2023
CROSSFIELD PLBG.&HTG107/14/2026
CROSSFIELD PLBG.&HTG.CORP107/14/2026
HAWK. AA LLC107/14/2026
JOHN FITZGERALD PLBG &HTG111/14/2023
KWA CONSTR & SERVICES INC107/14/2026
PR102/10/2025
WATERMARK PLUMBING CORP102/10/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HUDSON COMPANIES, INC.211/14/2023
FRAMIS INC102/28/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
JAM CONSULTANTS, INC.207/14/2026
MODERN BUILDING CONSULTANT201/09/2026
WSCONSULTANT & EXPEDITING SERVICES211/14/2023
DOMINION EXPEDITING108/24/2023
9 DOB NOW projects + 3 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 12Open permit 4Signed off 5Other status 3
Any typeAlteration 8Alteration CO 1
12 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
X01420685 ↗935 BRONX RIVER AVENUE
BRONX
AlterationSigned-off06/29/202607/21/2026Installation of (4) ductless Roof Top Units and (2) wall mounted air conditioners and related finishes as per plans. There will be no change…
Q01248227 ↗18-66 MENAHAN STREET
QUEENS
Alteration COPermit Issued07/14/202506/30/2026Structural work as shown on drawings filed herewith.
B01187149 ↗259 21 STREET
BROOKLYN
AlterationSigned-off02/28/202503/21/2025Installation of mini-split system HVAC unit with new condensing unit on the roof. No change in occupancy, use or egress.
Q00918815 ↗255-10 147 DRIVE
QUEENS
AlterationPermit Issued11/01/202312/13/2024RENOVATION OF ONE FAMILY HOUSE. NO CHANGE OF USE, OCCUPANCY OR EGRESS
B011393644116 3 AVENUE
BROOKLYN
AlterationPermit Issued11/25/202412/09/2024Proposed partial storefront enlargement and replacement with finish work as per plan. No change in use, egress, or occupancy.
B01081461 ↗2420 82 STREET
BROOKLYN
AlterationSigned-off07/25/202410/16/2024File to address HRP complaint#3963633, replace window with stucco work, new lintel and framing work as per plan. No change in use, egress, o…
B00903737 ↗1453 BEDFORD AVENUE
BROOKLYN
AlterationPermit Issued08/16/202305/20/2024Filing an alteration to combine 2 first floor units by creating an opening between the 2 buildings, renovate the building store and modify t…
B00903769 ↗1455 BEDFORD AVENUE
BROOKLYN
AlterationSigned-off08/18/202304/19/2024Filing of an alteration to combine 2 first floor units by creating an opening between the 2 buildings, renovate the building store and modif…
B00918887 ↗600 MOTHER GASTON BLVD
BROOKLYN
AlterationSigned-off08/24/202309/20/2023APPLICATION FOR INSTALLING HVAC(SPLIT SYSTEM AC) AS PER PLAN. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
421741921BIS63-44 FOREST AVENUE
QUEENS
—ISSUED07/18/201902/24/2020—MH, OT
321905658BIS774 52 ST
BROOKLYN
—ISSUED02/01/201902/01/2019—MH
421353092BIS70-26 QUEENS BOULEVARD
QUEENS
—ISSUED03/22/201704/27/2018—MH
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
935 BRONX RIVER AVENUE ↗107/22/2026
18-66 MENAHAN STREET ↗107/08/2026
1453 BEDFORD AVENUE ↗107/08/2026
2420 82 STREET ↗203/21/2026
600 MOTHER GASTON BLVD ↗203/21/2026
1455 BEDFORD AVENUE ↗203/21/2026
259 21 STREET ↗203/21/2026
255-10 147 DRIVE ↗203/21/2026
4116 3 AVENUE ↗203/21/2026
▾Documents — 261 on file (BIS + DOB NOW)
▸Plans & Drawings34
▸DOB NOWPlans/Sketch34
Showing 3 of 34 on file for this type
▸Applications & Permits17
▸BISWORK PERMIT APPLICATION9
08/06/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
07/01/2021421741921 · 63-44 FOREST AVENUEOpen ↗
03/07/2020421741921 · 63-44 FOREST AVENUEOpen ↗
Showing 3 of 9 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION8
05/14/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
02/03/2020421741921 · 63-44 FOREST AVENUEOpen ↗
Showing 2 of 8 on file for this type
▸Zoning, Tax Lot & Property Records1
▸BISZONING DIAGRAM1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Seals & Professional Certifications118
▸DOB NOWProgress Inspector Seal & Signature47
09/21/2026Q00918815-S1 · 255-10 147 DRIVEOpen ↗
09/02/2026B01139364-P1 · 4116 3 AVENUEOpen ↗
09/02/2026B01139364-P1 · 4116 3 AVENUEOpen ↗
Showing 3 of 47 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature35
09/23/2026Q01248227-S2 · 18-66 MENAHAN STREETOpen ↗
09/23/2026Q01248227-S2 · 18-66 MENAHAN STREETOpen ↗
09/23/2026Q01248227-S2 · 18-66 MENAHAN STREETOpen ↗
Showing 3 of 35 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature28
08/27/2026B00903737-I1 · 1453 BEDFORD AVENUEOpen ↗
08/27/2026B00903737-S1 · 1453 BEDFORD AVENUEOpen ↗
08/27/2026B00903737-S2 · 1453 BEDFORD AVENUEOpen ↗
Showing 3 of 28 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION6
04/03/2019321905658 · 774 52 STOpen ↗
01/24/2019321905658 · 774 52 STOpen ↗
Showing 2 of 6 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
01/24/2019321905658 · 774 52 STOpen ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
01/24/2019321905658 · 774 52 STOpen ↗
▸Trade Schedules & Equipment6
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2
01/23/2020421741921 · 63-44 FOREST AVENUEOpen ↗
Showing 1 of 2 on file for this type
▸BISEQUIPMENT USE APPLICATION/PERMIT2
08/10/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
04/05/2019321905658 · 774 52 STOpen ↗
▸BISEQUIPMENT USE PERMITS2
08/19/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
04/05/2019321905658 · 774 52 STOpen ↗
▸Safety & Tenant Protection9
▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸BISTenant Protection Plan and Notes2
01/24/2019321905658 · 774 52 STOpen ↗
Showing 1 of 2 on file for this type
▸BISSTREET TREE CHECKLIST2
02/13/2020421741921 · 63-44 FOREST AVENUEOpen ↗
Showing 1 of 2 on file for this type
▸DOB NOWStreet Tree Checklist2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸Environmental & Asbestos27
▸DOB NOWDEP ACP-5: Asbestos Assessment Report21
08/27/2026B00903737-S2 · 1453 BEDFORD AVENUEOpen ↗
08/27/2026B00903737-I1 · 1453 BEDFORD AVENUEOpen ↗
08/27/2026B00903737-S1 · 1453 BEDFORD AVENUEOpen ↗
Showing 3 of 21 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISENVIRONMENTAL RESTRICTIONS - OER NOTICE TO PROCEED1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Energy Compliance10
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS5
04/03/2019321905658 · 774 52 STOpen ↗
04/03/2019321905658 · 774 52 STOpen ↗
Showing 2 of 5 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS2
07/09/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
04/03/2019321905658 · 774 52 STOpen ↗
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2
09/28/2021421741921 · 63-44 FOREST AVENUEOpen ↗
07/15/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
09/28/2021421741921 · 63-44 FOREST AVENUEOpen ↗
▸Inspections & Test Reports8
▸BISTECHNICAL REPORT: RESPONSIBILITY4
09/28/2021421741921 · 63-44 FOREST AVENUEOpen ↗
09/28/2021421741921 · 63-44 FOREST AVENUEOpen ↗
07/20/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
Showing 3 of 4 on file for this type
▸BISTECHNICAL REPORT: SOIL INSPECTION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISBORINGS / TEST PITS (TR-4) 27-7201
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWSOIL REPORT1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWTR4 Test Report and 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
▸Approvals, Objections & Sign-offs9
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST3
09/28/2021421741921 · 63-44 FOREST AVENUEOpen ↗
08/10/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
04/03/2019321905658 · 774 52 STOpen ↗
▸BISLETTERS - SUPPORTING DOCUMENTATION3
08/19/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
Showing 1 of 3 on file for this type
▸BISSUPERSEDING LETTER2
07/01/2021421741921 · 63-44 FOREST AVENUEOpen ↗
Showing 1 of 2 on file for this type
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter1
08/13/2026B00918887-I1 · 600 MOTHER GASTON BLVDOpen ↗
▸Cost, Insurance & Ownership6
▸BISCOST AFFIDAVIT5
07/09/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
04/03/2019321905658 · 774 52 STOpen ↗
01/24/2019321905658 · 774 52 STOpen ↗
Showing 3 of 5 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW31
09/28/2021421741921 · 63-44 FOREST AVENUEOpen ↗
▸Filing & Intake Forms13
▸BISADDITIONAL INFORMATION7
06/01/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
06/01/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
03/18/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
Showing 3 of 7 on file for this type
▸BISEFILING 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
▸BISBOROUGH INTAKE FORM3
08/06/2021421353092 · 70-26 QUEENS BOULEVARDOpen ↗
07/01/2021421741921 · 63-44 FOREST AVENUEOpen ↗
04/03/2019321905658 · 774 52 STOpen ↗
▸Other Documents3
▸DOB NOWProperty Ownership Certification2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISPLOT DIAGRAM1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type