Two family converted from one family

595 MAC DONOUGH STREET

BROOKLYN · BIN 3040125

💬 Discuss this project

1899Year Built

2Stories

B3Building Class

R5BZoning

2,268 sfGross Floor Area

2Units

FDNY Report ↗

Two family converted from one family · 1,800 sf lot · 1.26 FAR built · Flood zone X

Locations of Work

No floor-level scope or drawing coverage on file for this building.

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
05/06/2022	$1.8M	—	— → —	$794/sf building
12/08/2016	$850K	—	Private party → Private party	$375/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
GAUGE STUDIO	4	07/20/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
ROCK & HAMMER CONSTRUCTIO	General Contractor	2	04/09/2026
AMC PLBG, HTG & CLNG, INC	Plumbing	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
BUILT ENGINEERS, P.C.	8962	2	07/20/2026

Building Lifecycle

All (15)Filed (4)Permit Issued (3)Signed Off (3)Inspection (1)Special Inspection (4)

08/07/2026

Signed off — Alteration

Add new powder room, primary bath suite, and office space. Replacing existing guest bathroom fixtures and relocating existing W/D connection.

B01343215-S1

08/07/2026

Signed off — Alteration

Add new powder room, primary bath suite, and office space. Replacing existing guest bathroom fixtures and relocating existing W/D connection.

B01343215-I1

08/07/2026

Signed off — Alteration

New primary bathroom with new vanity, toilet, and tub/shower. Replacement of all fixtures in existing guest bathroom. Relocate washer/dryer connection. New powder room with toilet and vanity on first floor.

B01343645-I1

07/22/2026

Special inspection requirement — Mechanical Systems

David Brinkman

07/22/2026

Special inspection requirement — Final

Maxwell Chien

07/20/2026

Filed — Alteration

Add new powder room, primary bath suite, and office space. Replacing existing guest bathroom fixtures and relocating existing W/D connection.

B01343215-P1

07/20/2026

Special inspection requirement — Mechanical Systems

David Brinkman

07/20/2026

Special inspection requirement — Final

Maxwell Chien

04/03/2026

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

02/26/2026

Permit issued — Mechanical Systems

B01343215-S1-MS

02/17/2026

Filed — Alteration

Add new powder room, primary bath suite, and office space. Replacing existing guest bathroom fixtures and relocating existing W/D connection.

B01343215-S1

02/05/2026

Permit issued — Plumbing

B01343645-I1-PL

01/29/2026

Permit issued — General Construction

B01343215-I1-GC

01/13/2026

Filed — Alteration

Add new powder room, primary bath suite, and office space. Replacing existing guest bathroom fixtures and relocating existing W/D connection.

B01343215-I1

01/13/2026

Filed — Alteration

B01343645-I1

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Signed-off	ROCK & HAMMER CONSTRUCTIO	02/26/2026
DOB NOW	Plumbing	Signed-off	AMC PLBG, HTG & CLNG, INC	02/05/2026
DOB NOW	General Construction	Signed-off	ROCK & HAMMER CONSTRUCTIO	01/29/2026
BIS	—	ISSUED	EMERALD CONSTRUCTION CONS	10/20/2017
BIS	—	ISSUED	EMERALD CONSTRUCTION CONS	09/22/2017
BIS	PL	ISSUED	R.J.C. MECHANICAL CORP	07/06/2017
BIS	—	ISSUED	EMERALD CONSTRUCTION CONS	06/13/2017

1 project · most recent 07/20/2026

Others

Filed	Status	Contractor	Scope	Make / Model / Capacity
07/20/2026	Signed-off	ROCK & HAMMER CONSTRUCTIO	Others	Other Mitsubishi Electric MITSUBISHI / MUZ-GX18NLHZ 18,000 BTU · Heat Pump Outdoor ×2 MITSUBISHI / MXZ-SM48NLHZ 48,000 BTU · Heat Pump Outdoor ×2 MITSUBISHI SUZ-AK24NLHZ 24,000 BTU ×2

1 project · most recent 01/13/2026

Gas Water/Sanitary

Filed	Status	Contractor	Scope
01/13/2026	Signed-off	AMC PLBG, HTG & CLNG, INC	Gas, Water/Sanitary

1 project · most recent 02/02/2026

General Wiring

Filed	Status	Contractor	Scope
02/02/2026	Permit Issued	RIVIERA ELECTRIC CORP	General Wiring

▾Field Inspections (DOB CAP) — 1

Date	Type	Result	Report
04/03/2026	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 4

Date	Requirement	Inspector	Role
07/22/2026	Mechanical Systems	David Brinkman	special
07/22/2026	Final	Maxwell Chien	progress
07/20/2026	Mechanical Systems	David Brinkman	special
07/20/2026	Final	Maxwell Chien	progress

▾Documents — 71 on file (BIS + DOB NOW)

▸Plans & Drawings4

▸DOB NOWPlans/Sketch4

08/19/2026B01343645-I1Request digital key ↗

08/18/2026B01343215-I1Request digital key ↗

08/18/2026B01343215-P1Request digital key ↗

Showing 3 of 4 on file for this type

▸Applications & Permits15

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION6

01/12/2018321552066Open ↗

12/15/2017321552066Open ↗

12/05/2017321552066Open ↗

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▸BISPLAN / WORK APPROVAL APPLICATION4

05/19/2017321552066Open ↗

05/15/2017321552066Open ↗

05/02/2017321552066Open ↗

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▸BISWORK PERMIT APPLICATION4

10/23/2017321552066Open ↗

09/25/2017321552066Open ↗

07/17/2017321552066Open ↗

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▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1

11/28/2017321552066Open ↗

▸Zoning, Tax Lot & Property Records1

▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

05/02/2017321552066Open ↗

▸Seals & Professional Certifications14

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION6

04/30/2018321552066Open ↗

04/24/2018321552066Open ↗

04/11/2018321552066Open ↗

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▸DOB NOWDPL-1: Design Professional Seal & Signature4

08/19/2026B01343645-I1Open ↗

08/18/2026B01343215-P1Open ↗

08/18/2026B01343215-I1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWProgress Inspector Seal & Signature2

08/24/2026B01343215-P1Open ↗

08/22/2026B01343215-S1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature2

08/24/2026B01343215-P1Open ↗

08/22/2026B01343215-S1Open ↗

▸Trade Schedules & Equipment5

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE5

01/23/2018321552066Open ↗

12/19/2017321552066Open ↗

11/27/2017321552066Open ↗

Showing 3 of 5 on file for this type

▸Safety & Tenant Protection1

▸BISSTREET TREE CHECKLIST1

05/02/2017321552066Open ↗

▸Environmental & Asbestos5

▸DOB NOWDEP ACP-5: Asbestos Assessment Report4

08/19/2026B01343645-I1Open ↗

08/18/2026B01343215-P1Open ↗

08/18/2026B01343215-S1Open ↗

Showing 3 of 4 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

05/15/2017321552066Open ↗

▸Energy Compliance5

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS4

04/30/2018321552066Open ↗

04/24/2018321552066Open ↗

04/11/2018321552066Open ↗

Showing 3 of 4 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS1

04/11/2018321552066Open ↗

▸Approvals, Objections & Sign-offs6

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST4

06/26/2018321552066Open ↗

04/30/2018321552066Open ↗

04/24/2018321552066Open ↗

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▸BISSCHEDULE A - OCCUPANCY / USE2

05/15/2017321552066Open ↗

05/02/2017321552066Open ↗

▸Cost, Insurance & Ownership3

▸BISCOST AFFIDAVIT3

04/24/2018321552066Open ↗

04/11/2018321552066Open ↗

05/02/2017321552066Open ↗

▸Filing & Intake Forms11

▸BISBOROUGH INTAKE FORM5

06/26/2018321552066Open ↗

04/30/2018321552066Open ↗

04/24/2018321552066Open ↗

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▸BISADDITIONAL INFORMATION3

01/23/2018321552066Open ↗

11/27/2017321552066Open ↗

09/14/2017321552066Open ↗

▸BISEFILING COVER SHEET3

05/19/2017321552066Open ↗

05/02/2017321552066Open ↗

▸Other Documents1

▸BISPLOT DIAGRAM1

05/02/2017321552066Open ↗