Mitchell Iron Works Inc. — NYC General Contractor: DOB Permits, Filings & Buildings

Contractor

MITCHELL IRON WORKS INC

General Contractor

MANHATTAN · 3QUEENS · 1

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3 buildings

Total Filings

Projects on File

Buildings Worked

Projects w/ Open Permits

General Contractor

Primary Trade

Activity

Projects by first filing month4 projects all-time

bars = month · line = 3-mo average

Portfolio status

Browse projects →

Signed off125%

Other status375%

By project type

Alteration1

Most active buildings

All buildings →

20 EXCHANGE PLACEMANHATTAN · latest 01/17/2019

2 projects

418 EAST 74 STREETMANHATTAN · latest 05/01/2023

1 projects

10-27 46 AVENUEQUEENS · latest 11/18/2019

1 projects

Key relationships

Everyone →

Design firms

DAVID TURNER ARCHITECT PC

1 projects

Owners

SKY MANAGEMENT CORP

1 projects

Most recent projects

All projects →

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M08048841 ↗	418 EAST 74 STREET MANHATTAN	Alteration	Signed-off	12/04/2022	05/01/2023	Design DAVID TURNER ARCHITECT PC Owner SKY MANAGEMENT CORP	Reinforce all of the stair headers and brace the roof elevator bulkhead
421885570BIS	10-27 46 AVENUE QUEENS	—	ISSUED	10/23/2019	11/18/2019	—	MH, OT, PL, SP
123554484BIS	20 EXCHANGE PLACE MANHATTAN	—	ISSUED	01/17/2019	01/17/2019	—	OT
123324946BIS	20 EXCHANGE PLACE MANHATTAN	—	ISSUED	10/13/2017	05/14/2018	—	OT

Counts cover all 4 projects (1 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.

Name	Projects together	Most recent
DAVID TURNER ARCHITECT PC	1	01/19/2023

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

Name	Projects together	Most recent
SKY MANAGEMENT CORP	1	01/19/2023

1 DOB NOW project + 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 4Signed off 1Other status 3

4 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M08048841 ↗	418 EAST 74 STREET MANHATTAN	Alteration	Signed-off	12/04/2022	05/01/2023	Design DAVID TURNER ARCHITECT PC Owner SKY MANAGEMENT CORP	Reinforce all of the stair headers and brace the roof elevator bulkhead
421885570BIS	10-27 46 AVENUE QUEENS	—	ISSUED	10/23/2019	11/18/2019	—	MH, OT, PL, SP
123554484BIS	20 EXCHANGE PLACE MANHATTAN	—	ISSUED	01/17/2019	01/17/2019	—	OT
123324946BIS	20 EXCHANGE PLACE MANHATTAN	—	ISSUED	10/13/2017	05/14/2018	—	OT

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

Building	Filings	Most Recent
418 EAST 74 STREET ↗	2	03/21/2026

▾Documents — 126 on file (BIS + DOB NOW)

▸Plans & Drawings2

▸DOB NOWPlans/Sketch2

09/01/2026M08048841-I1 · 418 EAST 74 STREETRequest digital key ↗

09/01/2026M08048841-P1 · 418 EAST 74 STREETRequest digital key ↗

▸Applications & Permits24

▸BISPLAN / WORK APPROVAL APPLICATION15

04/19/2018123324946 · 20 EXCHANGE PLACEOpen ↗

Showing 1 of 15 on file for this type

▸BISWORK PERMIT APPLICATION9

01/17/2019123554484 · 20 EXCHANGE PLACEOpen ↗

07/12/2018123324946 · 20 EXCHANGE PLACEOpen ↗

10/30/2017123324946 · 20 EXCHANGE PLACEOpen ↗

Showing 3 of 9 on file for this type

▸Seals & Professional Certifications31

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION23

07/03/2019123554484 · 20 EXCHANGE PLACEOpen ↗

01/03/2019123554484 · 20 EXCHANGE PLACEOpen ↗

Showing 3 of 23 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature5

08/28/2026M08048841-I1 · 418 EAST 74 STREETOpen ↗

Showing 3 of 5 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature2

09/01/2026M08048841-I1 · 418 EAST 74 STREETOpen ↗

08/13/2026M08048841-P1 · 418 EAST 74 STREETOpen ↗

▸DOB NOWProgress Inspector Seal & Signature1

08/28/2026M08048841-I1 · 418 EAST 74 STREETOpen ↗

▸Trade Schedules & Equipment9

▸BISEQUIPMENT USE PERMITS3

04/29/2021421885570 · 10-27 46 AVENUEOpen ↗

01/13/2021421885570 · 10-27 46 AVENUEOpen ↗

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2

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

Showing 0 of 2 on file for this type

▸BISEQUIPMENT USE APPLICATION/PERMIT2

04/29/2021421885570 · 10-27 46 AVENUEOpen ↗

01/13/2021421885570 · 10-27 46 AVENUEOpen ↗

▸BISSCHEDULE B - PLUMBING2

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

Showing 0 of 2 on file for this type

▸Safety & Tenant Protection1

▸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

▸Environmental & Asbestos5

▸BISASBESTOS: CERTIFICATION (DEP ACP5)3

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

Showing 0 of 3 on file for this type

▸DOB NOWDEP ACP-5: Asbestos Assessment Report2

09/01/2026M08048841-I1 · 418 EAST 74 STREETOpen ↗

08/13/2026M08048841-P1 · 418 EAST 74 STREETOpen ↗

▸Energy Compliance9

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS5

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

Showing 0 of 5 on file for this type

▸BISENERGY CODE 1ST REVIEW COMPLETE2

05/01/2019123554484 · 20 EXCHANGE PLACEOpen ↗

01/04/2019123554484 · 20 EXCHANGE PLACEOpen ↗

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1

11/05/2020421885570 · 10-27 46 AVENUEOpen ↗

▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

11/05/2020421885570 · 10-27 46 AVENUEOpen ↗

▸Inspections & Test Reports11

▸BISTECHNICAL REPORT: RESPONSIBILITY5

11/05/2020421885570 · 10-27 46 AVENUEOpen ↗

Showing 2 of 5 on file for this type

▸BISSTRUCTURAL STABILITY - EXISTING BUILDINGS1

10/15/2020421885570 · 10-27 46 AVENUEOpen ↗

▸BISSTRUCTURAL STEEL - WELDING1

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

Showing 0 of 1 on file for this type

▸BISSTRUCTURAL STEEL - HIGH STRENGTH BOLTING1

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

Showing 0 of 1 on file for this type

▸BISFRAME (2008)/STRUCTURAL WOOD FRAME (2014) INSPECTION1

10/15/2020421885570 · 10-27 46 AVENUEOpen ↗

▸BISCONCRETE - CAST-IN-PLACE1

10/15/2020421885570 · 10-27 46 AVENUEOpen ↗

▸BISFIRE-RESISTIVE RATED CONSTRUCTION1

10/15/2020421885570 · 10-27 46 AVENUEOpen ↗

▸Approvals, Objections & Sign-offs9

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST4

01/13/2021421885570 · 10-27 46 AVENUEOpen ↗

07/03/2019123554484 · 20 EXCHANGE PLACEOpen ↗

05/01/2019123554484 · 20 EXCHANGE PLACEOpen ↗

Showing 3 of 4 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION2

08/31/2018123324946 · 20 EXCHANGE PLACEOpen ↗

Showing 1 of 2 on file for this type

▸BISLANDMARKS APPROVAL2

07/03/2019123554484 · 20 EXCHANGE PLACEOpen ↗

01/17/2019123554484 · 20 EXCHANGE PLACEOpen ↗

▸BISSUPERSEDING LETTER1

07/12/2018123324946 · 20 EXCHANGE PLACEOpen ↗

▸Cost, Insurance & Ownership9

▸BISCOST AFFIDAVIT8

07/03/2019123554484 · 20 EXCHANGE PLACEOpen ↗

01/04/2019123554484 · 20 EXCHANGE PLACEOpen ↗

08/31/2018123324946 · 20 EXCHANGE PLACEOpen ↗

Showing 3 of 8 on file for this type

▸BISCOST AFFIDAVIT (FINAL): PW31

11/05/2020421885570 · 10-27 46 AVENUEOpen ↗

▸Filing & Intake Forms15

▸BISEFILING COVER SHEET6

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

Showing 0 of 6 on file for this type

▸BISADDITIONAL INFORMATION5

08/03/2018123324946 · 20 EXCHANGE PLACEOpen ↗

05/11/2018123324946 · 20 EXCHANGE PLACEOpen ↗

Showing 2 of 5 on file for this type

▸BISBOROUGH INTAKE FORM4

07/03/2019123554484 · 20 EXCHANGE PLACEOpen ↗

08/31/2018123324946 · 20 EXCHANGE PLACEOpen ↗

Showing 3 of 4 on file for this type

▸Other Documents1

▸BISEXTERNAL FORMS - 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

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