Lech W Construction Corp. — NYC General Contractor: DOB Permits, Filings & Buildings

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
B01155043 ↗	224 CLINTON STREET BROOKLYN	Alteration	Permit Issued	03/28/2025	06/02/2026	Design ENGINEERING SOLUTIONS Filer ANZALONE ARCHITECTURE, PLLC	PLUMBING WORK FILED IN CONJUNCTION WITH MINOR RENOVATION OF EXISTING 4 STORY, 2-FAMILY RESIDENCE. INSTALL SUMP PUMP AND REPLACE EXISTING GAS…
M01311737 ↗	465 GREENWICH STREET MANHATTAN	Alteration	Permit Issued	11/19/2025	04/20/2026	Design P.A. COLLINS PE Owner Frances Mildred LLC Filer CONVERSANO ASSOCIATES, INC.	FILNG HEREWITH FOR THE PROPOSED NEW BATHROOM, INSTALLATION OF NEW PLUMBING FIXTURESON NEW ROUGH-INS, CONNECTION TO EXISTING BASE-BUILDING PL…
123899497BIS	30 WEST 63 STREET MANHATTAN	—	ISSUED	10/15/2019	01/22/2026	—	OT, PL
M01014933 ↗	61 NORTH MOORE STREET MANHATTAN	Alteration	Signed-off	04/01/2024	06/17/2024	Design ARCHITECTURE AF Filer L & J DESIGN GROUP	RENOVATION OF APARTMENTS 5W. THE SCOPE INCLUDES ARCHITECTURAL, ELECTRICAL AND PLUMBING WORK. NO CHANGE OF USE. PLUMBING AND ELECTRICAL WORK …
M00980119 ↗	415 WASHINGTON STREET MANHATTAN	Alteration	Permit Issued	02/15/2024	05/03/2024	Design ARCHITECTURE DURUSOY PLLC Owner SEQUOIA PROPERTY MANAGEMENT Filer CONVERSANO ASSOCIATES, INC.	PARTIAL RENOVATION OF AN EXISTING CONDOMINIUM, APT 4C. WORK TO INCLUDE GENERAL CONSTRUCTION, MINOR RELOCATION OF NON-LOAD BEARING PARTITION…
M00621509 ↗	975 PARK AVENUE MANHATTAN	Alteration	Signed-off	01/12/2022	10/24/2023	Design JACK GREEN ASSOCIATES	MECHANICAL WORK TO BE DONE IN UNIT 8A. WINDOW AND GRILLE REPLACEMENT AS REQUIRED. FILED IN CONJUNCTION WITH APP M00590510. NO CHANGE OF USE,…

Counts cover all 19 projects (7 DOB NOW + 12 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
P.A. COLLINS PE	2	07/20/2026
ARCHITECTURE AF	1	04/12/2024
ARCHITECTURE DURUSOY PLLC	1	02/16/2024
BABEL ARCHITECTURE PLLC	1	04/28/2026
DURUSOY-PAPA ARCHITECTURE, DPC.	1	07/20/2026
ENGINEERING SOLUTIONS	1	04/28/2026
GCF CONSULTING ENGINEERS	1	11/19/2021
J7 ARCHITECTURE AND DESIGN	1	10/21/2021
JACK GREEN ASSOCIATES	1	01/12/2022

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

Name	Projects together	Most recent
SIMPLE CHOICE PLBG AND HT	3	07/20/2026
FLUID MECHANICS CORP	1	07/20/2026

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

Name	Projects together	Most recent
Frances Mildred LLC	1	07/20/2026
SEQUOIA PROPERTY MANAGEMENT	1	02/16/2024

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

Name	Projects together	Most recent
CONVERSANO ASSOCIATES, INC.	2	07/20/2026
ANZALONE ARCHITECTURE, PLLC	1	04/28/2026
EC EXPEDITING AND SERVICES	1	10/21/2021
L & J DESIGN GROUP	1	04/12/2024

7 DOB NOW projects + 12 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 3Signed off 4Other status 12

19 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
B01155043 ↗	224 CLINTON STREET BROOKLYN	Alteration	Permit Issued	03/28/2025	06/02/2026	Design ENGINEERING SOLUTIONS Filer ANZALONE ARCHITECTURE, PLLC	PLUMBING WORK FILED IN CONJUNCTION WITH MINOR RENOVATION OF EXISTING 4 STORY, 2-FAMILY RESIDENCE. INSTALL SUMP PUMP AND REPLACE EXISTING GAS…
M01311737 ↗	465 GREENWICH STREET MANHATTAN	Alteration	Permit Issued	11/19/2025	04/20/2026	Design P.A. COLLINS PE Owner Frances Mildred LLC Filer CONVERSANO ASSOCIATES, INC.	FILNG HEREWITH FOR THE PROPOSED NEW BATHROOM, INSTALLATION OF NEW PLUMBING FIXTURESON NEW ROUGH-INS, CONNECTION TO EXISTING BASE-BUILDING PL…
123899497BIS	30 WEST 63 STREET MANHATTAN	—	ISSUED	10/15/2019	01/22/2026	—	OT, PL
M01014933 ↗	61 NORTH MOORE STREET MANHATTAN	Alteration	Signed-off	04/01/2024	06/17/2024	Design ARCHITECTURE AF Filer L & J DESIGN GROUP	RENOVATION OF APARTMENTS 5W. THE SCOPE INCLUDES ARCHITECTURAL, ELECTRICAL AND PLUMBING WORK. NO CHANGE OF USE. PLUMBING AND ELECTRICAL WORK …
M00980119 ↗	415 WASHINGTON STREET MANHATTAN	Alteration	Permit Issued	02/15/2024	05/03/2024	Design ARCHITECTURE DURUSOY PLLC Owner SEQUOIA PROPERTY MANAGEMENT Filer CONVERSANO ASSOCIATES, INC.	PARTIAL RENOVATION OF AN EXISTING CONDOMINIUM, APT 4C. WORK TO INCLUDE GENERAL CONSTRUCTION, MINOR RELOCATION OF NON-LOAD BEARING PARTITION…
M00621509 ↗	975 PARK AVENUE MANHATTAN	Alteration	Signed-off	01/12/2022	10/24/2023	Design JACK GREEN ASSOCIATES	MECHANICAL WORK TO BE DONE IN UNIT 8A. WINDOW AND GRILLE REPLACEMENT AS REQUIRED. FILED IN CONJUNCTION WITH APP M00590510. NO CHANGE OF USE,…
M00590510 ↗	975 PARK AVENUE MANHATTAN	Alteration	Signed-off	10/21/2021	01/12/2022	Design J7 ARCHITECTURE AND DESIGN Filer EC EXPEDITING AND SERVICES	MINOR RENOVATION OF UNIT 8A. REPLACEMENT OF FINIHSES, RELOCATION OF NON-LOAD BEARING PARTITIONS. NO CHANGE OF USE, EGRESS OR OCCUPANCY
140916711BIS	620 PARK AVENUE MANHATTAN	—	ISSUED	11/10/2020	11/10/2020	—	OT
M00302277 ↗	70 EAST 77 STREET MANHATTAN	Alteration	Signed-off	02/10/2020	10/21/2020	Design GCF CONSULTING ENGINEERS	RENOVATION OF EXISTING RESIDENTIAL APARTMENT 3A ON 3RD FLOOR. MECHANICAL WORK TYPE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS. ASSOCIATED PLUMB…
123766754BIS	200 CHAMBERS STREET MANHATTAN	—	ISSUED	08/10/2020	08/10/2020	—	OT
123865344BIS	70 EAST 77 STREET MANHATTAN	—	ISSUED	06/08/2020	08/10/2020	—	OT
123117279BIS	133 WEST 11 STREET MANHATTAN	—	ISSUED	02/26/2018	02/26/2018	—	OT
123274189BIS	33 RIVERSIDE DRIVE MANHATTAN	—	ISSUED	12/12/2017	01/08/2018	—	OT, PL
123159303BIS	133 WEST 11 STREET MANHATTAN	—	ISSUED	10/18/2017	10/18/2017	—	OT
122899738BIS	200 CHAMBERS STREET MANHATTAN	—	ISSUED	12/14/2016	02/10/2017	—	MH, OT, PL
122650283BIS	24 5 AVENUE MANHATTAN	—	ISSUED	01/25/2016	01/26/2016	—	MH, OT, PL
440249036BIS	53-42 BROWVALE LANE QUEENS	—	ISSUED	09/15/2015	09/15/2015	—	OT
122464840BIS	126 5 AVENUE MANHATTAN	—	ISSUED	08/07/2015	08/07/2015	—	OT
122228990BIS	428 WEST 20 STREET MANHATTAN	—	ISSUED	06/10/2015	06/19/2015	—	MH, OT, PL

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

Building	Filings	Most Recent
465 GREENWICH STREET ↗	2	07/08/2026

975 PARK AVENUE ↗	3	07/08/2026

224 CLINTON STREET ↗	3	07/08/2026

415 WASHINGTON STREET ↗	3	07/08/2026

61 NORTH MOORE STREET ↗	2	03/21/2026

70 EAST 77 STREET ↗	2	03/21/2026

▾Documents — 380 on file (BIS + DOB NOW)

▸Plans & Drawings23

▸DOB NOWPlans/Sketch21

09/03/2026M00590510-I1 · 975 PARK AVENUERequest digital key ↗

09/03/2026M00621509-I1 · 975 PARK AVENUERequest digital key ↗

08/28/2026M00980119-I1 · 415 WASHINGTON STREETRequest digital key ↗

Showing 3 of 21 on file for this type

▸DOB NOWPlans/Sketch - Mechanical Systems2

09/05/2026M00302277-I1 · 70 EAST 77 STREETRequest digital key ↗

08/15/2026M00302277-P1 · 70 EAST 77 STREETRequest digital key ↗

▸Applications & Permits73

▸BISPLAN / WORK APPROVAL APPLICATION27

01/14/2022123899497 · 30 WEST 63 STREETOpen ↗

10/27/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

10/04/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

Showing 3 of 27 on file for this type

▸BISWORK PERMIT APPLICATION27

10/25/2021123899497 · 30 WEST 63 STREETOpen ↗

11/10/2020140916711 · 620 PARK AVENUEOpen ↗

06/17/2020123899497 · 30 WEST 63 STREETOpen ↗

Showing 3 of 27 on file for this type

▸DOB NOWLPC Approval/Permit18

09/05/2026M00302277-I1 · 70 EAST 77 STREETOpen ↗

08/20/2026M01311737-P1 · 465 GREENWICH STREETOpen ↗

08/13/2026M00621509-I1 · 975 PARK AVENUEOpen ↗

Showing 3 of 18 on file for this type

▸BISNon-Directive 14 Construction Sign Off Including Sign Applications1

08/29/2017440249036 · 53-42 BROWVALE LANEOpen ↗

▸Seals & Professional Certifications99

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION38

12/11/2019123865344 · 70 EAST 77 STREETOpen ↗

12/09/2019123766754 · 200 CHAMBERS STREETOpen ↗

Showing 3 of 38 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature20

09/05/2026M00302277-I1 · 70 EAST 77 STREETOpen ↗

09/03/2026M00621509-I1 · 975 PARK AVENUEOpen ↗

08/28/2026M00980119-S2 · 415 WASHINGTON STREETOpen ↗

Showing 3 of 20 on file for this type

▸DOB NOWProgress Inspector Seal & Signature17

08/30/2026M00980119-S2 · 415 WASHINGTON STREETOpen ↗

08/28/2026M01311737-I1 · 465 GREENWICH STREETOpen ↗

Showing 3 of 17 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature11

08/30/2026M00980119-S2 · 415 WASHINGTON STREETOpen ↗

08/29/2026B01155043-P2 · 224 CLINTON STREETOpen ↗

08/26/2026B01155043-P1 · 224 CLINTON STREETOpen ↗

Showing 3 of 11 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT5

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

10/04/2017123159303 · 133 WEST 11 STREETOpen ↗

09/11/2015440249036 · 53-42 BROWVALE LANEOpen ↗

Showing 3 of 5 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST4

10/04/2017123159303 · 133 WEST 11 STREETOpen ↗

08/22/2017123117279 · 133 WEST 11 STREETOpen ↗

Showing 2 of 4 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY2

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

09/11/2015440249036 · 53-42 BROWVALE LANEOpen ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION2

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

09/11/2015440249036 · 53-42 BROWVALE LANEOpen ↗

▸Trade Schedules & Equipment13

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE9

12/26/2017123274189 · 33 RIVERSIDE DRIVEOpen ↗

08/11/2015122228990 · 428 WEST 20 STREETOpen ↗

Showing 2 of 9 on file for this type

▸BISSELF-CERT PLUMBING NOTICE2

11/02/2015122228990 · 428 WEST 20 STREETOpen ↗

08/11/2015122228990 · 428 WEST 20 STREETOpen ↗

▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1

08/26/2015122228990 · 428 WEST 20 STREETOpen ↗

▸BISSCHEDULE B - PLUMBING1

10/04/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

▸Safety & Tenant Protection11

▸BISTenant Protection Plan and Notes8

12/11/2019123865344 · 70 EAST 77 STREETOpen ↗

12/09/2019123766754 · 200 CHAMBERS STREETOpen ↗

10/04/2017123159303 · 133 WEST 11 STREETOpen ↗

Showing 3 of 8 on file for this type

▸DOB NOWTenant Protection Plan2

09/05/2026M00302277-I1 · 70 EAST 77 STREETOpen ↗

08/13/2026M00302277-P1 · 70 EAST 77 STREETOpen ↗

▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1

01/29/2020123865344 · 70 EAST 77 STREETOpen ↗

▸Environmental & Asbestos28

▸DOB NOWDEP ACP-5: Asbestos Assessment Report18

09/05/2026M00302277-I1 · 70 EAST 77 STREETOpen ↗

09/03/2026M00621509-I1 · 975 PARK AVENUEOpen ↗

08/27/2026M01014933-I1 · 61 NORTH MOORE STREETOpen ↗

Showing 3 of 18 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)7

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

05/09/2019123899497 · 30 WEST 63 STREETOpen ↗

01/27/2016122650283 · 24 5 AVENUEOpen ↗

Showing 3 of 7 on file for this type

▸BISENVIRONMENTAL RESTRICTIONS - OER NOTICE OF SATISFACTION1

11/08/2017123159303 · 133 WEST 11 STREETOpen ↗

▸BISENVIRONMENTAL RESTRICTIONS - OER NOTICE TO PROCEED1

09/11/2017123117279 · 133 WEST 11 STREETOpen ↗

▸BISASBESTOS: COMPLETION OR CLOSEOUT (ACP20/21/5)1

07/18/2020123865344 · 70 EAST 77 STREETOpen ↗

▸Energy Compliance25

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS11

12/09/2019123766754 · 200 CHAMBERS STREETOpen ↗

10/17/2017122899738 · 200 CHAMBERS STREETOpen ↗

Showing 3 of 11 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS3

09/12/2018123117279 · 133 WEST 11 STREETOpen ↗

10/17/2017122899738 · 200 CHAMBERS STREETOpen ↗

08/29/2017440249036 · 53-42 BROWVALE LANEOpen ↗

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY3

01/06/2021123766754 · 200 CHAMBERS STREETOpen ↗

11/10/2020140916711 · 620 PARK AVENUEOpen ↗

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

▸BISENERGY CODE 1ST REVIEW COMPLETE2

01/27/2016122650283 · 24 5 AVENUEOpen ↗

Showing 1 of 2 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS2

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

09/11/2015440249036 · 53-42 BROWVALE LANEOpen ↗

▸DOB NOWEN2: As Built Energy Analysis.2

08/13/2026M00590510-I1 · 975 PARK AVENUEOpen ↗

08/13/2026M00621509-I1 · 975 PARK AVENUEOpen ↗

▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

01/06/2021123766754 · 200 CHAMBERS STREETOpen ↗

▸BISNYCECC ANALYSIS1

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

Showing 0 of 1 on file for this type

▸Inspections & Test Reports6

▸BISTECHNICAL REPORT: RESPONSIBILITY5

11/18/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

01/06/2021123766754 · 200 CHAMBERS STREETOpen ↗

Showing 3 of 5 on file for this type

▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1

01/03/2022123865344 · 70 EAST 77 STREETOpen ↗

▸Approvals, Objections & Sign-offs34

▸BISLANDMARKS APPROVAL15

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

02/11/2020123865344 · 70 EAST 77 STREETOpen ↗

12/11/2019123865344 · 70 EAST 77 STREETOpen ↗

Showing 3 of 15 on file for this type

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST9

01/04/2022123865344 · 70 EAST 77 STREETOpen ↗

11/18/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

01/06/2021123766754 · 200 CHAMBERS STREETOpen ↗

Showing 3 of 9 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION4

10/25/2021123899497 · 30 WEST 63 STREETOpen ↗

09/11/2018123117279 · 133 WEST 11 STREETOpen ↗

09/28/2017122899738 · 200 CHAMBERS STREETOpen ↗

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▸BISSUPERSEDING LETTER3

10/25/2021123899497 · 30 WEST 63 STREETOpen ↗

06/17/2020123899497 · 30 WEST 63 STREETOpen ↗

03/20/2020123899497 · 30 WEST 63 STREETOpen ↗

▸BISLANDMARKS SIGNOFF2

01/04/2022123865344 · 70 EAST 77 STREETOpen ↗

11/18/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

▸BISFINAL1

01/03/2022123865344 · 70 EAST 77 STREETOpen ↗

▸Cost, Insurance & Ownership27

▸BISCOST AFFIDAVIT22

11/18/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

01/06/2021123766754 · 200 CHAMBERS STREETOpen ↗

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

Showing 3 of 22 on file for this type

▸BISHIC LICENSE OR AFFIDAVIT4

06/08/2020123865344 · 70 EAST 77 STREETOpen ↗

02/22/2018123117279 · 133 WEST 11 STREETOpen ↗

01/29/2016122650283 · 24 5 AVENUEOpen ↗

Showing 3 of 4 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW31

01/03/2022123865344 · 70 EAST 77 STREETOpen ↗

▸Filing & Intake Forms36

▸BISADDITIONAL INFORMATION16

11/05/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

10/15/2021123274189 · 33 RIVERSIDE DRIVEOpen ↗

01/06/2021123766754 · 200 CHAMBERS STREETOpen ↗

Showing 3 of 16 on file for this type

▸BISEFILING COVER SHEET11

10/04/2017123159303 · 133 WEST 11 STREETOpen ↗

Showing 1 of 11 on file for this type

▸BISBOROUGH INTAKE FORM7

10/25/2021123899497 · 30 WEST 63 STREETOpen ↗

06/17/2020123899497 · 30 WEST 63 STREETOpen ↗

09/12/2018123117279 · 133 WEST 11 STREETOpen ↗

Showing 3 of 7 on file for this type

▸BISEFILING JOB APPLICATION COVER SHEET2

06/26/2020140916711 · 620 PARK AVENUEOpen ↗

Showing 1 of 2 on file for this type

▸Other Documents5

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2

10/17/2017122899738 · 200 CHAMBERS STREETOpen ↗

Showing 1 of 2 on file for this type

▸DOB NOWProof of Historic Building2

08/13/2026M01014933-I1 · 61 NORTH MOORE STREETOpen ↗

Showing 1 of 2 on file for this type

▸BISDepartment of Consumer Affairs (DCA) Form1

10/19/2017123159303 · 133 WEST 11 STREETOpen ↗

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