Yilong Construction Inc. — NYC General Contractor: DOB Permits, Filings & Buildings

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
B01122923 ↗	280 19 STREET BROOKLYN	Alteration	Signed-off	10/09/2024	02/10/2026	Design ARCHWEY ARCHITECT PLLC Owner 280 MERLION LLC Filer BMB BUILDING CONSULTING INC.	INSTALL TEMPORARY CONSTRUCTION FENCE IN CONJUNCTION WITH FULL DEMOLITION AND NEW BUILDING WORK AT 280 19 STREET. NO CHANGE IN USE, EGRESS AN…
B00785354 ↗	66 SOUTH 6 STREET BROOKLYN	New Building	Permit Issued	11/01/2022	03/07/2025	Design ARCHWEY ARCHITECT PLLC Owner 66 SOUTH 6 LLC Filer BMB BUILDING CONSULTING INC.	Propose Underpinning work for 5-story building filed in conjunction with NB # B00785354-I1.
B00826092 ↗	216 20 STREET BROOKLYN	Alteration	Signed-off	02/08/2023	03/07/2025	Design ARCHWEY ARCHITECT PLLC Owner 216 20TH ST LLC Filer BMB BUILDING CONSULTING INC.	INSTALL TEMPORARY CONSTRUCTION FENCE FOR DEMOLITION (JOB# 322106948) AND NEW BUILDING CONSTRUCTION (JOB# B08047782). NO CHANGE IN USE, EGRES…
B08047782 ↗	216 20 STREET BROOKLYN	New Building	Permit Issued	12/20/2022	03/07/2025	Design NTD ENGINEERING CONSULTANT LLC Owner 216 20TH ST LLC Filer BMB BUILDING CONSULTING INC.	PROPOSE STRUCTURAL SCOPE OF WORKS IN CONJUNCTION WITH NB #B08047782-I1.
B01082917 ↗	280 19 STREET BROOKLYN	Full Demolition	Signed-off	09/20/2024	12/30/2024	Design NTD ENGINEERING CONSULTANT LLC Owner 280 MERLION LLC Filer BMB BUILDING CONSULTING INC.	FULL DEMOLITION OF A 1-STORY 1-FAMILY RESIDENTIAL BUILDING.
B00791204 ↗	66 SOUTH 6 STREET BROOKLYN	Alteration	Signed-off	11/04/2022	03/15/2024	Design ARCHWEY ARCHITECT PLLC Owner 66 SOUTH 6 LLC Filer BMB BUILDING CONSULTING INC.	INSTALL TEMPORARY CONSTRUCTION FENCE FOR DEMOLITION (JOB # 322110247) AND NEW BUILDING CONSTRUCTION (JOB #B00785354-I1). NO CHANGE IN USE, E…

Counts cover all 8 projects (6 DOB NOW + 2 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.

Name	Projects together	Most recent
ARCHWEY ARCHITECT PLLC	5	05/14/2025
NTD ENGINEERING CONSULTANT LLC	3	05/14/2025

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
LINKAGE CONSTRUCTION INC	4	05/14/2025
AVON PLBG & HTG INC	2	05/14/2025
I DO PLUMBING & HTG INC	2	05/14/2025

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
216 20TH ST LLC	2	05/14/2025
280 MERLION LLC	2	01/17/2025
66 SOUTH 6 LLC	2	12/05/2024

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
BMB BUILDING CONSULTING INC.	6	05/14/2025

6 DOB NOW projects + 2 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 8Open permit 2Signed off 4Other status 2

Any typeAlteration 3New Building 2Full Demolition 1

8 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
B01122923 ↗	280 19 STREET BROOKLYN	Alteration	Signed-off	10/09/2024	02/10/2026	Design ARCHWEY ARCHITECT PLLC Owner 280 MERLION LLC Filer BMB BUILDING CONSULTING INC.	INSTALL TEMPORARY CONSTRUCTION FENCE IN CONJUNCTION WITH FULL DEMOLITION AND NEW BUILDING WORK AT 280 19 STREET. NO CHANGE IN USE, EGRESS AN…
B00785354 ↗	66 SOUTH 6 STREET BROOKLYN	New Building	Permit Issued	11/01/2022	03/07/2025	Design ARCHWEY ARCHITECT PLLC Owner 66 SOUTH 6 LLC Filer BMB BUILDING CONSULTING INC.	Propose Underpinning work for 5-story building filed in conjunction with NB # B00785354-I1.
B00826092 ↗	216 20 STREET BROOKLYN	Alteration	Signed-off	02/08/2023	03/07/2025	Design ARCHWEY ARCHITECT PLLC Owner 216 20TH ST LLC Filer BMB BUILDING CONSULTING INC.	INSTALL TEMPORARY CONSTRUCTION FENCE FOR DEMOLITION (JOB# 322106948) AND NEW BUILDING CONSTRUCTION (JOB# B08047782). NO CHANGE IN USE, EGRES…
B08047782 ↗	216 20 STREET BROOKLYN	New Building	Permit Issued	12/20/2022	03/07/2025	Design NTD ENGINEERING CONSULTANT LLC Owner 216 20TH ST LLC Filer BMB BUILDING CONSULTING INC.	PROPOSE STRUCTURAL SCOPE OF WORKS IN CONJUNCTION WITH NB #B08047782-I1.
B01082917 ↗	280 19 STREET BROOKLYN	Full Demolition	Signed-off	09/20/2024	12/30/2024	Design NTD ENGINEERING CONSULTANT LLC Owner 280 MERLION LLC Filer BMB BUILDING CONSULTING INC.	FULL DEMOLITION OF A 1-STORY 1-FAMILY RESIDENTIAL BUILDING.
B00791204 ↗	66 SOUTH 6 STREET BROOKLYN	Alteration	Signed-off	11/04/2022	03/15/2024	Design ARCHWEY ARCHITECT PLLC Owner 66 SOUTH 6 LLC Filer BMB BUILDING CONSULTING INC.	INSTALL TEMPORARY CONSTRUCTION FENCE FOR DEMOLITION (JOB # 322110247) AND NEW BUILDING CONSTRUCTION (JOB #B00785354-I1). NO CHANGE IN USE, E…
322106948BIS	216 20 STREET BROOKLYN	—	ISSUED	05/17/2023	05/17/2023	—	—
322110247BIS	66 SOUTH 6 STREET BROOKLYN	—	ISSUED	03/23/2023	03/23/2023	—	—

Click a row for this entity's own projects, plans and documents at that building.

Building	Filings	Most Recent
216 20 STREET ↗	27	07/08/2026

66 SOUTH 6 STREET ↗	41	07/08/2026

280 19 STREET ↗	2	07/08/2026

▾Documents — 193 on file (BIS + DOB NOW)

▸Plans & Drawings29

▸DOB NOWPlans/Sketch29

08/28/2026B00791204-P1 · 66 SOUTH 6 STREETRequest digital key ↗

08/27/2026B00785354-S4 · 66 SOUTH 6 STREETRequest digital key ↗

08/27/2026B00785354-S7 · 66 SOUTH 6 STREETRequest digital key ↗

Showing 3 of 29 on file for this type

▸Applications & Permits4

▸BISWORK PERMIT APPLICATION2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION2

On file, but not among the 200 most recently loaded documents for this source.

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▸Zoning, Tax Lot & Property Records10

▸DOB NOWZoning Exhibit form (1-5)4

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWZD1: DOB Zoning Diagram4

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWHouse Number Verification: TOPO Stamp2

On file, but not among the 200 most recently loaded documents for this source.

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▸Seals & Professional Certifications72

▸DOB NOWDPL-1: Design Professional Seal & Signature29

08/28/2026B00791204-I1 · 66 SOUTH 6 STREETOpen ↗

08/27/2026B00785354-S3 · 66 SOUTH 6 STREETOpen ↗

08/27/2026B00785354-S4 · 66 SOUTH 6 STREETOpen ↗

Showing 3 of 29 on file for this type

▸DOB NOWProgress Inspector Seal & Signature22

09/19/2026B00785354-P5 · 66 SOUTH 6 STREETOpen ↗

09/02/2026B00785354-P4 · 66 SOUTH 6 STREETOpen ↗

Showing 3 of 22 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature19

09/19/2026B00785354-P5 · 66 SOUTH 6 STREETOpen ↗

09/02/2026B08047782-S2 · 216 20 STREETOpen ↗

09/02/2026B00785354-P4 · 66 SOUTH 6 STREETOpen ↗

Showing 3 of 19 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2

05/17/2023322106948 · 216 20 STREETOpen ↗

03/29/2023322110247 · 66 SOUTH 6 STREETOpen ↗

▸Trade Schedules & Equipment9

▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)4

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 4 on file for this type

▸BISEQUIPMENT USE APPLICATION/PERMIT1

05/17/2023322106948 · 216 20 STREETOpen ↗

▸DOB NOWSewer Cut-Off1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸DOB NOWElectric Cut-Off1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸DOB NOWWater Cut-Off1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸DOB NOWGas Cut-Off1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸Safety & Tenant Protection14

▸DOB NOWStreet Tree Checklist4

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 4 on file for this type

▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM2

05/17/2023322106948 · 216 20 STREETOpen ↗

03/29/2023322110247 · 66 SOUTH 6 STREETOpen ↗

▸BISSRO MD ANTI-HARASSMENT CHECKLIST2

05/17/2023322106948 · 216 20 STREETOpen ↗

03/29/2023322110247 · 66 SOUTH 6 STREETOpen ↗

▸DOB NOWStreet Tree Sign Off2

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 2 on file for this type

▸DOB NOWStreet Trees Site Plan2

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan2

On file, but not among the 200 most recently loaded documents for this source.

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▸Environmental & Asbestos5

▸BISRODENT CONTROL2

05/17/2023322106948 · 216 20 STREETOpen ↗

03/29/2023322110247 · 66 SOUTH 6 STREETOpen ↗

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

03/29/2023322110247 · 66 SOUTH 6 STREETOpen ↗

▸DOB NOWRodent Control1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸DOB NOWDEP ACP-5: Asbestos Assessment Report1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸Inspections & Test Reports7

▸DOB NOWSOIL REPORT4

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 4 on file for this type

▸DOB NOWTR4 Test Report and Plot Diagram3

On file, but not among the 200 most recently loaded documents for this source.

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▸Approvals, Objections & Sign-offs9

▸BISLETTERS - SUPPORTING DOCUMENTATION9

05/17/2023322106948 · 216 20 STREETOpen ↗

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▸Cost, Insurance & Ownership2

▸BISPROJECT-SPECIFIC GL INSURANCE2

05/17/2023322106948 · 216 20 STREETOpen ↗

03/29/2023322110247 · 66 SOUTH 6 STREETOpen ↗

▸Filing & Intake Forms5

▸BISBOROUGH INTAKE FORM3

05/17/2023322106948 · 216 20 STREETOpen ↗

03/29/2023322110247 · 66 SOUTH 6 STREETOpen ↗

Showing 2 of 3 on file for this type

▸BISEFILING COVER SHEET2

On file, but not among the 200 most recently loaded documents for this source.

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▸Other Documents27

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION7

05/17/2023322106948 · 216 20 STREETOpen ↗

Showing 3 of 7 on file for this type

▸DOB NOWProperty Ownership Certification5

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

Showing 1 of 5 on file for this type

▸DOB NOWSite Survey: Initial4

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone4

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWAdjoining Owners Notification2

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWFinal Survey2

On file, but not among the 200 most recently loaded documents for this source.

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▸DOB NOWStructure Photographs1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸DOB NOWFull Demo: 10-Day Notice1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

▸DOB NOWCommunity Board Notification1

08/13/2026B01082917-I1 · 280 19 STREETOpen ↗

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