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Contractor
DIERKS HEATING CO INC
General Contractor
5 projects with open permitsBROOKLYN · 9STATEN ISLAND · 5QUEENS · 4
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21 buildings
20
Total Filings
22
Projects on File
7
Buildings Worked
5
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month22 projects all-time
0134Feb '01 · 2Apr '05 · 1Aug '05 · 1Apr '08 · 1Nov '10 · 1Apr '11 · 1Feb '15 · 1Nov '15 · 1Mar '16 · 1Aug '16 · 1Aug '17 · 1Jun '18 · 1Jul '19 · 1Feb '20 · 1Mar '20 · 1Aug '20 · 3Dec '21 · 1Feb '22 · 1May '22 · 1200220032004200520062007200820092010201120122013201420152016201720182019202020212022
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit523%
Signed off29%
Other status1568%
By project type
Alteration7
Most active buildings
All buildings →
63-35 102 STREETQUEENS · latest 06/03/2014
2 projects
227 WEST 61 STREETMANHATTAN · latest 12/12/2022
1 projects
1844 2 AVENUEMANHATTAN · latest 04/28/2005
1 projects
2490 WEBSTER AVENUEBRONX · latest 06/20/2017
1 projects
3560 WEBSTER AVEBRONX · latest 11/10/2015
1 projects
182 HOPKINS STREETBROOKLYN · 1 open · latest 08/31/2026
1 projects
Key relationships
Everyone →
Filing representatives
1 projects
1 projects
1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00611035 ↗182 HOPKINS STREET
BROOKLYN
AlterationPermit Issued12/22/202108/31/2026
Design STEVEN PAUL HAMMER
Owner NYC SCHOOL CONSTRUCTION AUTHORITY
Filer HERITAGE ARCHITECTURE
New elevator and elevator shaft addition with access to floors basement through 4th floor and providing compliant accessible ramp at the bas…
B00741875 ↗7221 15 AVENUE
BROOKLYN
AlterationPermit Issued05/23/202206/23/2026
Design KENNY & KHAN ARCHITECTS PC
Owner ROCKLYN ASSET CORP
Filer JMV ASSOCIATES LLC
REPLACE AND RESTORE DAMAGED RADIATOR/CONVECTOR ENCLOSURES. PROVIDE SPLIT AC FOR 1 ST FLOOR & 2ND FLOOR. PROVIDE EXHAUST FANS FOR BATHROOM & …
B00675236 ↗6801 12 AVENUE
BROOKLYN
AlterationPermit Issued02/09/202205/20/2026
Design NYC SCHOOL CONSTRUCTION AUTHORITY
Owner NYC SCHOOL CONSTRUCTION AUTHORITY
Filer NYC SCHOOL CONSTRUCTION AUTHORITY
ROOF & PARAPET REPLACEMENT.EXTERIOR MASONRY REPAIRS INCLUDING FACE BRICK REPLACEMENT,REPOINTING, LINTEL REPLACEMENT. NEW STAIRS & CONCRETE W…
401789178BIS320 BEACH CHANNEL DRIVE
QUEENS
—ISSUED04/16/200807/22/2025—MH, OT, PL, SP
123396208BIS227 WEST 61 STREET
MANHATTAN
—ISSUED06/22/201812/12/2022—MH, OT, PL
302584282BIS1850 WEST 13 STREET
BROOKLYN
—ISSUED07/29/201904/11/2022—MH, OT, PL
Counts cover all 22 projects (7 DOB NOW + 15 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
STV INCORPORATED312/01/2020
HARTLAND ENGINEERING, DPC111/12/2024
HERITAGE ARCHITECTURE111/13/2025
KENNY & KHAN ARCHITECTS PC111/12/2024
KPFF CONSULTING ENGINEERS111/13/2025
LAKHANI & JORDAN106/02/2021
NYC SCHOOL CONSTRUCTION AUTHORITY107/22/2026
SHENOY ENGINEERING, P.C.111/12/2024
STEVEN PAUL HAMMER111/13/2025
WSP111/12/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ACS SYSTEM ASSOCIATES INC111/13/2025
EAGLE 1 MECHANICAL, INC111/13/2025
FRANCO BELLI PLMG&HTG SON111/13/2025
M.S.T GENERAL CONTRACTING107/22/2026
NATIONAL ENVIROMENTAL SAF111/12/2024
NEELAM CONSTRUCTION CORP111/13/2025
PAR PLUMBING CO., INC111/12/2024
VARSITY PLBG AND HTG INC107/22/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NYC SCHOOL CONSTRUCTION AUTHORITY507/22/2026
1784 RICHMOND TERRACE LLC106/02/2021
ROCKLYN ASSET CORP111/12/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HERITAGE ARCHITECTURE111/13/2025
JMV ASSOCIATES LLC111/12/2024
NYC SCHOOL CONSTRUCTION AUTHORITY107/22/2026
7 DOB NOW projects + 15 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 22Open permit 5Signed off 2Other status 15
22 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00611035 ↗182 HOPKINS STREET
BROOKLYN
AlterationPermit Issued12/22/202108/31/2026
Design STEVEN PAUL HAMMER
Owner NYC SCHOOL CONSTRUCTION AUTHORITY
Filer HERITAGE ARCHITECTURE
New elevator and elevator shaft addition with access to floors basement through 4th floor and providing compliant accessible ramp at the bas…
B00741875 ↗7221 15 AVENUE
BROOKLYN
AlterationPermit Issued05/23/202206/23/2026
Design KENNY & KHAN ARCHITECTS PC
Owner ROCKLYN ASSET CORP
Filer JMV ASSOCIATES LLC
REPLACE AND RESTORE DAMAGED RADIATOR/CONVECTOR ENCLOSURES. PROVIDE SPLIT AC FOR 1 ST FLOOR & 2ND FLOOR. PROVIDE EXHAUST FANS FOR BATHROOM & …
B00675236 ↗6801 12 AVENUE
BROOKLYN
AlterationPermit Issued02/09/202205/20/2026
Design NYC SCHOOL CONSTRUCTION AUTHORITY
Owner NYC SCHOOL CONSTRUCTION AUTHORITY
Filer NYC SCHOOL CONSTRUCTION AUTHORITY
ROOF & PARAPET REPLACEMENT.EXTERIOR MASONRY REPAIRS INCLUDING FACE BRICK REPLACEMENT,REPOINTING, LINTEL REPLACEMENT. NEW STAIRS & CONCRETE W…
401789178BIS320 BEACH CHANNEL DRIVE
QUEENS
—ISSUED04/16/200807/22/2025—MH, OT, PL, SP
123396208BIS227 WEST 61 STREET
MANHATTAN
—ISSUED06/22/201812/12/2022—MH, OT, PL
302584282BIS1850 WEST 13 STREET
BROOKLYN
—ISSUED07/29/201904/11/2022—MH, OT, PL
421899262BIS2 STREET
QUEENS
—ISSUED03/20/202007/09/2021—OT
S00295013 ↗1780 RICHMOND TERRACE
STATEN ISLAND
AlterationSigned-off02/05/202005/25/2021
Design LAKHANI & JORDAN
Owner 1784 RICHMOND TERRACE LLC
Filer POSEN ARCHITECTS
Provide new HVAC systems for a new 3K schoool filed under Alt type 1 application 5203973936
500870408BIS15 FAIRFIELD STREET
STATEN ISLAND
—ISSUED08/23/201708/31/2020—FS, MH, OT
S00383039 ↗1860 FOREST AVENUE
STATEN ISLAND
AlterationPermit Issued08/14/202008/28/2020
Design STV INCORPORATED
Owner NYC SCHOOL CONSTRUCTION AUTHORITY
Filer STV INCORPORATED
R022_Proposed Work to remove and replace existing exhaust fans, blower, and exhauster in cellar, penthouse, and roof; and to remove existing…
S00380820 ↗200 NEDRA LANE
STATEN ISLAND
AlterationSigned-off08/10/202008/27/2020
Design STV INCORPORATED
Owner NYC SCHOOL CONSTRUCTION AUTHORITY
Filer STV INCORPORATED
R004_Proposed Mechanical Work is to remove and replace exhaust fans and toilet exhaust fans located on the Roof and Attic of the building.
S00383117 ↗4100 VICTORY BOULEVARD
STATEN ISLAND
AlterationPermit Issued08/14/202008/27/2020
Design STV INCORPORATED
Owner NYC SCHOOL CONSTRUCTION AUTHORITY
Filer STV INCORPORATED
R026_Proposed Work is to remove and replace existing toilet Exhaust Fan in Basement.
220478935BIS2490 WEBSTER AVENUE
BRONX
—ISSUED03/14/201606/20/2017—BL, EQ, MH, OT, PL
321010062BIS1139 CONEY ISLAND AVENUE
BROOKLYN
—ISSUED02/19/201511/07/2016—BL, MH, OT, PL, SP
321377005BIS6001 BAY PARKWAY
BROOKLYN
—ISSUED08/23/201608/23/2016—MH, OT, PL
220455594BIS3560 WEBSTER AVE
BRONX
—ISSUED11/10/201511/10/2015—MH, PL
402882840BIS63-35 102 STREET
QUEENS
—ISSUED11/08/201006/03/2014—BL, MH, OT, PL
402885151BIS63-35 102 STREET
QUEENS
—ISSUED04/08/201111/21/2012—FS, OT
301697778BIS5800 TILDEN AVENUE
BROOKLYN
—ISSUED08/23/200501/27/2010—MH, OT, PL
104063834BIS1844 2 AVENUE
MANHATTAN
—ISSUED04/28/200504/28/2005—MH
300888323BIS676 LINDEN BOULEVARD
BROOKLYN
—ISSUED02/23/200105/12/2003—BL, MH, OT, PL
300888145BIS400 ASHFORD STREET
BROOKLYN
—ISSUED02/14/200104/25/2003—MH, OT, PL
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
1780 RICHMOND TERRACE ↗507/08/2026
7221 15 AVENUE ↗507/08/2026
182 HOPKINS STREET ↗307/08/2026
200 NEDRA LANE ↗107/08/2026
1860 FOREST AVENUE ↗104/12/2026
4100 VICTORY BOULEVARD ↗104/09/2026
6801 12 AVENUE ↗403/21/2026
▾Documents — 658 on file (BIS + DOB NOW)
▸Plans & Drawings44
▸DOB NOWPlans/Sketch34
08/31/2026B00675236-S3 · 6801 12 AVENUERequest digital key ↗
08/31/2026B00675236-S1 · 6801 12 AVENUERequest digital key ↗
08/26/2026B00741875-P3 · 7221 15 AVENUERequest digital key ↗
Showing 3 of 34 on file for this type
▸DOB NOWPlans/Sketch - Mechanical Systems10
08/25/2026S00383039-I1 · 1860 FOREST AVENUERequest digital key ↗
08/25/2026S00380820-I1 · 200 NEDRA LANERequest digital key ↗
08/25/2026S00295013-I1 · 1780 RICHMOND TERRACERequest digital key ↗
Showing 3 of 10 on file for this type
▸Applications & Permits72
▸BISWORK PERMIT APPLICATION35
06/20/2019123396208 · 227 WEST 61 STREETOpen ↗
09/12/2018123396208 · 227 WEST 61 STREETOpen ↗
06/26/2018123396208 · 227 WEST 61 STREETOpen ↗
Showing 3 of 35 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION32
03/06/2019123396208 · 227 WEST 61 STREETOpen ↗
06/19/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
09/29/2016321377005 · 6001 BAY PARKWAYOpen ↗
Showing 3 of 32 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION4
07/06/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
06/18/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
Showing 2 of 4 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1
07/10/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸DOB NOWZD1 DOB Zoning Diagram1
09/01/2026B00611035-I1 · 182 HOPKINS STREETOpen ↗
▸Seals & Professional Certifications241
▸DOB NOWProgress Inspector Seal & Signature79
09/23/2026B00741875-S1 · 7221 15 AVENUEOpen ↗
09/21/2026B00675236-I1 · 6801 12 AVENUEOpen ↗
09/01/2026B00675236-P1 · 6801 12 AVENUEOpen ↗
Showing 3 of 79 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature60
09/28/2026B00611035-P4 · 182 HOPKINS STREETOpen ↗
09/28/2026B00611035-P4 · 182 HOPKINS STREETOpen ↗
09/23/2026B00741875-S1 · 7221 15 AVENUEOpen ↗
Showing 3 of 60 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature45
08/31/2026B00675236-S2 · 6801 12 AVENUEOpen ↗
08/31/2026B00675236-S1 · 6801 12 AVENUEOpen ↗
08/26/2026B00741875-P3 · 7221 15 AVENUEOpen ↗
Showing 3 of 45 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION42
07/12/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
07/12/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
07/03/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
Showing 3 of 42 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT9
05/17/2018123396208 · 227 WEST 61 STREETOpen ↗
Showing 1 of 9 on file for this type
▸BISPROFESSIONAL CERTIFIED CHECKLIST6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸Trade Schedules & Equipment49
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE22
03/06/2019123396208 · 227 WEST 61 STREETOpen ↗
05/04/2016321377005 · 6001 BAY PARKWAYOpen ↗
Showing 2 of 22 on file for this type
▸BISEQUIPMENT USE PERMITS18
08/08/2017220478935 · 2490 WEBSTER AVENUEOpen ↗
08/08/2017220478935 · 2490 WEBSTER AVENUEOpen ↗
08/08/2017220478935 · 2490 WEBSTER AVENUEOpen ↗
Showing 3 of 18 on file for this type
▸BISEQUIPMENT USE APPLICATION/PERMIT4
08/08/2017220478935 · 2490 WEBSTER AVENUEOpen ↗
08/08/2017220478935 · 2490 WEBSTER AVENUEOpen ↗
08/24/2016220455594 · 3560 WEBSTER AVEOpen ↗
Showing 3 of 4 on file for this type
▸BISSELF-CERT PLUMBING NOTICE2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISPLUMBING - SUPPORTING DOCUMENTATION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Safety & Tenant Protection5
▸DOB NOWNYCSCA - Approved Site Safety Plans2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISSTREET TREE CHECKLIST1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Environmental & Asbestos22
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 7 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form7
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 7 on file for this type
▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP20/21/5)3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)2
06/14/2018123396208 · 227 WEST 61 STREETOpen ↗
08/24/2016321377005 · 6001 BAY PARKWAYOpen ↗
▸DOB NOWOER: Notice to Proceed2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 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 Compliance25
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS20
06/18/2018123396208 · 227 WEST 61 STREETOpen ↗
08/01/2017321377005 · 6001 BAY PARKWAYOpen ↗
08/24/2016321377005 · 6001 BAY PARKWAYOpen ↗
Showing 3 of 20 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS4
07/03/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
08/01/2017321377005 · 6001 BAY PARKWAYOpen ↗
Showing 2 of 4 on file for this type
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1
09/29/2022500870408 · 15 FAIRFIELD STREETOpen ↗
▸Inspections & Test Reports15
▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸DOB NOWSOIL REPORT4
09/01/2026B00611035-I1 · 182 HOPKINS STREETOpen ↗
Showing 1 of 4 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY1
09/29/2022500870408 · 15 FAIRFIELD STREETOpen ↗
▸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-offs102
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter42
08/31/2026B00675236-S2 · 6801 12 AVENUEOpen ↗
08/31/2026B00675236-S1 · 6801 12 AVENUEOpen ↗
08/26/2026B00741875-P3 · 7221 15 AVENUEOpen ↗
Showing 3 of 42 on file for this type
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)27
08/26/2026S00383117-I1 · 4100 VICTORY BOULEVARDOpen ↗
Showing 1 of 27 on file for this type
▸DOB NOWDEP Variance (V5) letter15
08/31/2026B00675236-S2 · 6801 12 AVENUEOpen ↗
08/31/2026B00675236-I1 · 6801 12 AVENUEOpen ↗
08/31/2026B00675236-S1 · 6801 12 AVENUEOpen ↗
Showing 3 of 15 on file for this type
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST13
01/11/2019321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
08/08/2017220478935 · 2490 WEBSTER AVENUEOpen ↗
08/01/2017321377005 · 6001 BAY PARKWAYOpen ↗
Showing 3 of 13 on file for this type
▸DOB NOWDesign Commission Sign Off City Owned (Exterior Work)2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISSUPERSEDING LETTER1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISADMINISTRATIVE OBJECTIONS1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Cost, Insurance & Ownership10
▸BISCOST AFFIDAVIT10
05/17/2018123396208 · 227 WEST 61 STREETOpen ↗
09/29/2017321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
08/01/2017321377005 · 6001 BAY PARKWAYOpen ↗
Showing 3 of 10 on file for this type
▸Filing & Intake Forms33
▸BISADDITIONAL INFORMATION14
03/06/2019123396208 · 227 WEST 61 STREETOpen ↗
07/10/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
06/19/2018321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
Showing 3 of 14 on file for this type
▸BISEFILING COVER SHEET13
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 13 on file for this type
▸DOB NOWAI1 Form4
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 4 on file for this type
▸BISBOROUGH INTAKE FORM2
03/06/2019123396208 · 227 WEST 61 STREETOpen ↗
01/11/2019321010062 · 1139 CONEY ISLAND AVENUEOpen ↗
▸Other Documents36
▸DOB NOWNYCSCA - BCC Plan Examination Transmittal24
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 24 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸DOB NOWPlot Diagram3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸DOB NOWSite Survey: Initial3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸BISENVIRONMENTAL "E" DEP 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
▸DOB NOWProject Specific General Liability (PGL1)1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWFee Exempt Supporting Document - DOF Property Tax Assessment Roll1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type