Ksf Services LLC — NYC General Contractor: DOB Permits, Filings & Buildings

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
X01430585 ↗	916 HOME STREET BRONX	Alteration	Permit Issued	07/21/2026	07/21/2026	Design PATUXENT ENGINEERING LLC Owner ZLB Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM AND C-49 BRACKET IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCU…
M01421050 ↗	120 LEXINGTON AVENUE MANHATTAN	Alteration	Permit Issued	07/06/2026	07/07/2026	Design PATUXENT ENGINEERING LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
Q01384980 ↗	BEACH 30TH STREET QUEENS	Alteration	Permit Issued	04/14/2026	06/04/2026	Design PATUXENT ENGINEERING LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
Q01385227 ↗	BEACH 30TH STREET QUEENS	Alteration	Signed-off	04/16/2026	06/04/2026	Design PATUXENT ENGINEERING LLC Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BULIDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
Q01377054 ↗	139 BEACH 29 STREET QUEENS	Alteration	Signed-off	03/31/2026	03/31/2026	Design PATUXENT ENGINEERING LLC Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM AND BRACKET IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY…
121188801BIS	341 WEST 38TH STREET MANHATTAN	—	ISSUED	09/16/2021	07/18/2025	—	PL

Counts cover all 16 projects (15 DOB NOW + 1 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
PATUXENT ENGINEERING LLC	12	07/21/2026
LEONID KRUPNIK, P.E.	1	12/29/2022
MCCRAY ARCHITECT P.C.	1	01/25/2024
STEPHEN B JACOBS GROUP	1	07/08/2024

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

Name	Projects together	Most recent
ALLEN STREET CONSTR CORP	1	07/08/2024
CAPITAL CONCRETE NY INC	1	01/04/2023
ELK WEST 38TH LLC	1	07/08/2024
YATZIV CORP	1	07/08/2024

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

Name	Projects together	Most recent
AVIEW EQUITIES	1	12/29/2022
BLEAM REALTY	1	01/25/2024
KALIMIAN GROUP	1	07/08/2024
SILVERSTEIN PROPERTIES INC.	1	01/04/2023
ZLB	1	07/21/2026

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

Name	Projects together	Most recent
PATUXENT ENGINEERING, LLC	8	07/21/2026
PINE NY	1	07/08/2024
THE STEPHEN B. JACOBS GROUP PC	1	07/08/2024

15 DOB NOW projects + 1 legacy BIS project, 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 16Open permit 7Signed off 8Other status 1

16 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
X01430585 ↗	916 HOME STREET BRONX	Alteration	Permit Issued	07/21/2026	07/21/2026	Design PATUXENT ENGINEERING LLC Owner ZLB Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM AND C-49 BRACKET IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCU…
M01421050 ↗	120 LEXINGTON AVENUE MANHATTAN	Alteration	Permit Issued	07/06/2026	07/07/2026	Design PATUXENT ENGINEERING LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
Q01384980 ↗	BEACH 30TH STREET QUEENS	Alteration	Permit Issued	04/14/2026	06/04/2026	Design PATUXENT ENGINEERING LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
Q01385227 ↗	BEACH 30TH STREET QUEENS	Alteration	Signed-off	04/16/2026	06/04/2026	Design PATUXENT ENGINEERING LLC Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BULIDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
Q01377054 ↗	139 BEACH 29 STREET QUEENS	Alteration	Signed-off	03/31/2026	03/31/2026	Design PATUXENT ENGINEERING LLC Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM AND BRACKET IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY…
121188801BIS	341 WEST 38TH STREET MANHATTAN	—	ISSUED	09/16/2021	07/18/2025	—	PL
B01099816 ↗	340 NEVINS STREET BROOKLYN	Alteration	Signed-off	08/23/2024	03/31/2025	Design PATUXENT ENGINEERING LLC Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
M00581202 ↗	341 WEST 38TH STREET MANHATTAN	Alteration	Signed-off	08/23/2021	12/13/2024	Design STEPHEN B JACOBS GROUP Owner KALIMIAN GROUP Filer PINE NY	This application is filed for a Temporary Use Permit for a sales office including model apartments pursuant to section AC 28-111 and Buildin…
M00995194 ↗	207 EAST 110 STREET MANHATTAN	Alteration	Permit Issued	02/01/2024	10/31/2024	Design PATUXENT ENGINEERING LLC Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF HORIZIONTAL NETTING IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
M00995141 ↗	207 EAST 110 STREET MANHATTAN	Alteration	Permit Issued	01/31/2024	10/30/2024	Design PATUXENT ENGINEERING LLC Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
B00982186 ↗	2667 FULTON STREET BROOKLYN	Alteration	Signed-off	01/15/2024	02/12/2024	Design PATUXENT ENGINEERING LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2022 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
B00921124 ↗	441 BROADWAY BROOKLYN	Alteration	Signed-off	09/01/2023	01/09/2024	Design MCCRAY ARCHITECT P.C. Owner BLEAM REALTY Filer NYC DESIGN FILE	APPLICATION FILED TO ADDRESS PARTIAL VACATE ORDER COMPLAINT NUMBER 3470731 AND VIOLATION# 35090661R, #35090662Z. PROPOSED CHANGE OF USE AND …
Q00804303 ↗	44-01 NORTHERN BOULEVARD QUEENS	Alteration	Signed-off	01/04/2023	06/20/2023	Design PATUXENT ENGINEERING LLC Owner SILVERSTEIN PROPERTIES INC. Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF MAGNI CRANE IN ACCORDANCE WITH NYCC CHAPTER 33 BUILDING CODES. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
B00800366 ↗	57 CATON PLACE BROOKLYN	Alteration	Permit Issued	12/29/2022	12/30/2022	Design LEONID KRUPNIK, P.E. Owner AVIEW EQUITIES Filer PATUXENT ENGINEERING, LLC	INSTALLATION OF HORIZONTAL NETTING DURING CONSTRUCTION. HORIZONTAL NETTING SHALL COMPLY WITH NYCC 2022 CHAPTER 33. NO CHANGE IN EGRESS, USE,…
B07996349 ↗	57 CATON PLACE BROOKLYN	Alteration	Permit Issued	11/28/2022	11/28/2022	Design PATUXENT ENGINEERING LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2014 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
X07996314 ↗	40 BRUCKNER BOULEVARD BRONX	Alteration	Signed-off	09/13/2022	09/14/2022	Design PATUXENT ENGINEERING LLC	INSTALLATION OF OUTRIGGER PLATFORM IN ACCORDANCE WITH NYCC 2014 CHAPTER 33 BUILDING CODE. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.

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

Building	Filings	Most Recent
916 HOME STREET ↗	1	07/22/2026

120 LEXINGTON AVENUE ↗	1	07/09/2026

BEACH 30TH STREET ↗	2	07/08/2026

BEACH 30TH STREET ↗	2	07/08/2026

2667 FULTON STREET ↗	1	07/08/2026

57 CATON PLACE ↗	3	07/08/2026

207 EAST 110 STREET ↗	9	07/08/2026

441 BROADWAY ↗	1	07/08/2026

139 BEACH 29 STREET ↗	1	04/09/2026

498 UNION STREET ↗	6	04/09/2026

341 WEST 38TH STREET ↗	1	04/09/2026

44-01 NORTHERN BOULEVARD ↗	4	03/21/2026

40 BRUCKNER BOULEVARD ↗	2	03/21/2026

▾Documents — 383 on file (BIS + DOB NOW)

▸Plans & Drawings20

▸DOB NOWPlans/Sketch20

09/03/2026M00581202-S1 · 341 WEST 38TH STREETRequest digital key ↗

09/03/2026M00581202-I1 · 341 WEST 38TH STREETRequest digital key ↗

09/03/2026M00581202-P1 · 341 WEST 38TH STREETRequest digital key ↗

Showing 3 of 20 on file for this type

▸Applications & Permits72

▸BISPLAN / WORK APPROVAL APPLICATION39

08/27/2025121188801 · 341 WEST 38TH STREETOpen ↗

Showing 1 of 39 on file for this type

▸BISWORK PERMIT APPLICATION32

07/21/2025121188801 · 341 WEST 38TH STREETOpen ↗

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▸BISHPD: PERMIT NOTICE1

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▸Zoning, Tax Lot & Property Records12

▸BISEASEMENT AND RESTRICTIVE DECLARATIONS - SUPPPORTING DOCUMENTATION3

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▸BISZONING DIAGRAM2

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▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1

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▸BISZONING EXHIBIT V: CERTIFICATION1

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▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

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▸BISVERIFY TAX LOT1

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▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

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▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1

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▸BISEASEMENT AGREEMENT : AIR RIGHTS1

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▸Seals & Professional Certifications25

▸DOB NOWDPL-1: Design Professional Seal & Signature20

09/03/2026M00581202-S1 · 341 WEST 38TH STREETOpen ↗

09/03/2026M00581202-P1 · 341 WEST 38TH STREETOpen ↗

09/03/2026M00581202-I1 · 341 WEST 38TH STREETOpen ↗

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▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION5

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▸Trade Schedules & Equipment91

▸BISEQUIPMENT USE PERMITS65

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▸BISEQUIPMENT USE APPLICATION/PERMIT16

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▸BISSCHEDULE B - PLUMBING6

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▸BISHVAC & SERVICE WATER HEATING EQUIPMENT1

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▸BISHVAC & SERVICE WATER HEATING SYSTEM CONTROLS1

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▸BISDEP STORMWATER/SEWER CERTIFICATION (HCP/SCP)1

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▸BISDETECTOR:SMOKE-CERT. OF INSTALLATION1

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▸Safety & Tenant Protection5

▸DOB NOWHPD-1: Anti-Harassment Area Checklist2

09/03/2026M00581202-I1 · 341 WEST 38TH STREETOpen ↗

09/03/2026M00581202-P1 · 341 WEST 38TH STREETOpen ↗

▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM1

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▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN1

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▸DOB NOWCertificate of No Harassment1

09/03/2026M00581202-S1 · 341 WEST 38TH STREETOpen ↗

▸Environmental & Asbestos2

▸BISENVIRONMENTAL RESTRICTIONS - OER NOTICE OF SATISFACTION1

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▸DOB NOWDEP ACP-5: Asbestos Assessment Report1

09/03/2026M00581202-S1 · 341 WEST 38TH STREETOpen ↗

▸Energy Compliance14

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY7

05/22/2025121188801 · 341 WEST 38TH STREETOpen ↗

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▸BISAIR SEALING AND INSULATION - VISUAL1

05/16/2025121188801 · 341 WEST 38TH STREETOpen ↗

▸BISINTERIOR LIGHTING POWER1

05/16/2025121188801 · 341 WEST 38TH STREETOpen ↗

▸BISFENESTRATION U-FACTOR & PRODUCT RATING1

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▸BISFENESTRATION AREAS1

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▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

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▸BISINSULATION PLACEMENT & R VALUES1

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▸BISENERGY CODE COMPLIANCE INSPECTIONS1

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▸Inspections & Test Reports41

▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX15

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▸BISTECHNICAL REPORT: RESPONSIBILITY14

05/22/2025121188801 · 341 WEST 38TH STREETOpen ↗

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▸BISTR3: CONCRETE DESIGN MIX TECHNICAL REPORT1

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▸BISSTRUCTURAL STABILITY - ALTERATIONS OF EXISTING BUILDINGS1

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▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1

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▸BISFIRE-RESISTIVE RATED CONSTRUCTION1

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▸BISFOOTING AND FOUNDATION INSPECTION1

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▸BISMASONRY1

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▸BISPOST-INSTALLED ANCHORS1

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▸BISSTRUCTURAL STEEL - HIGH STRENGTH BOLTING1

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▸BISSPRAYED FIRE-RESISTANT MATERIALS1

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▸BISMASTIC AND INTUMESCENT FIRE-RESISTANT COATINGS1

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▸BISWALL PANELS, CURTAIN WALLS, AND VENEERS1

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▸BISTECHNICAL REPORT: PILE DRIVING1

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▸Approvals, Objections & Sign-offs24

▸BISSCHEDULE A - OCCUPANCY / USE9

08/27/2025121188801 · 341 WEST 38TH STREETOpen ↗

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▸BISLETTERS - SUPPORTING DOCUMENTATION9

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▸BISSUPERSEDING LETTER6

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▸Cost, Insurance & Ownership14

▸BISPROJECT-SPECIFIC GL INSURANCE7

07/21/2025121188801 · 341 WEST 38TH STREETOpen ↗

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▸BISAcord 25 (Acord Certificate of Liability Insurance)3

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▸BISCOST AFFIDAVIT3

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▸BISCIVIL PENALTY AFFIDAVIT/REQUEST1

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▸Filing & Intake Forms26

▸BISADDITIONAL INFORMATION17

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▸BISBOROUGH INTAKE FORM5

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▸BISEFILING COVER SHEET3

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▸BISAI1-ACPE ACCEPTED REAR YARD EQUIVALENT1

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▸Other Documents7

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2

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▸DOB NOWLoft Board Certificate2

08/26/2026B00921124-I1 · 441 BROADWAYOpen ↗

08/13/2026B00921124-P1 · 441 BROADWAYOpen ↗

▸BISSHUTOFF DAMPERS1

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▸BISCPC: HUDSON YARDS INITIAL CERTIFICATION1

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▸BISMAINTENANCE INFORMATION1

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