| Owner | Filings | Most Recent |
|---|---|---|
| 6301 12TH AVE LLC | 1 | 03/22/2026 |
| TSANG CONSTRUCTION | 8 | 03/22/2026 |
| PROMONT | 2 | 03/22/2026 |
| 12 AVE REAL PROPERTY | 4 | 03/21/2026 |
| SISTERS OF MERCY OF THE AMERICAS | 3 | 03/21/2026 |
| Date | Price | Unit | Seller → Buyer | $/sf |
|---|---|---|---|---|
| 12/22/2020 | $9.0M | — | JJSS DH LLC → 6301 12TH AVE LLC | $135/sf building |
| 08/15/2018 | $37.5M | — | Private party → JJSS DH LLC | $564/sf building |
| Firm | Filings | Most Recent |
|---|---|---|
| LESTER KATZ, NCARB | 19 | 08/03/2026 |
| FL&M ENGINEERING DESIGN &INSPECTION | 1 | 06/25/2024 |
| BASIC GROUPS CORP | 1 | 07/11/2019 |
| Representative | Filings | Most Recent |
|---|---|---|
| EXPEDITER GROUP | 30 | 03/21/2026 |
| BDF DESIGN | 2 | 03/21/2026 |
| BASIC GROUPS | 2 | 03/21/2026 |
| THE GREEN STUDIO | 1 | 03/21/2026 |
| MILLENNIUM DESIGNS | 1 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| TOWNHOUSE BUILDERS INC | General Contractor | 14 | 07/08/2026 |
| AKIVA MITTELMAN | Electrical | 5 | 03/21/2026 |
| SAFETY FIRE SPRINKLER CORP | Fire Protection | 4 | 07/08/2026 |
| PRIME ELECTRICAL CORP 004560 | General Contractor | 4 | 03/22/2026 |
| L&J PLG & HTG CO OF NY IN | Plumbing | 3 | 07/08/2026 |
| TSANG CONSTRUCTION, INC | General Contractor | 3 | 07/08/2026 |
| CREATIVE PLUMBING IN | Plumbing | 3 | 07/08/2026 |
| DYNAMIX SCAFFOLD GROUP LL | General Contractor | 2 | 03/21/2026 |
| STAR ELEC'L CONTRACTORS C | Electrical | 1 | 03/22/2026 |
| LESTER KATZ | Electrical | 1 | 03/21/2026 |
| GREEN STAR ELECTL CONT IN | Electrical | 1 | 03/22/2026 |
| VILLAGE ELECTL CONTRS INC | Electrical | 1 | 03/22/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| PSI AGENCY INC. | 254 | 13 | 08/03/2026 |
| BIG APPLE GROUP NY A RMA | 9168 | 2 | 07/01/2021 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | General Construction | Permit Issued | TOWNHOUSE BUILDERS INC | 07/29/2025 |
| DOB NOW | Mechanical Systems | Signed-off | TOWNHOUSE BUILDERS INC | 12/19/2024 |
| DOB NOW | Plumbing | Signed-off | SAFETY FIRE SPRINKLER CORP | 11/29/2024 |
| DOB NOW | Sprinklers | Signed-off | SAFETY FIRE SPRINKLER CORP | 11/29/2024 |
| DOB NOW | General Construction | Permit Issued | TOWNHOUSE BUILDERS INC | 08/06/2024 |
| DOB NOW | Supported Scaffold | Signed-off | DYNAMIX SCAFFOLD GROUP LL | 06/25/2024 |
| DOB NOW | Sprinklers | Signed-off | AB PLUMBING INC | 02/20/2024 |
| DOB NOW | Standpipe | Signed-off | SAFETY FIRE SPRINKLER CORP | 10/25/2023 |
| DOB NOW | Standpipe | Signed-off | SAFETY FIRE SPRINKLER CORP | 10/25/2023 |
| DOB NOW | Structural | Signed-off | TOWNHOUSE BUILDERS INC | 08/21/2023 |
| DOB NOW | General Construction | Permit Issued | TOWNHOUSE BUILDERS INC | 06/28/2023 |
| DOB NOW | Sprinklers | Signed-off | AB PLUMBING INC | 02/23/2023 |
| DOB NOW | Structural | Signed-off | TOWNHOUSE BUILDERS INC | 08/30/2022 |
| DOB NOW | General Construction | Permit Issued | TOWNHOUSE BUILDERS INC | 07/19/2022 |
| DOB NOW | Standpipe | Signed-off | AB PLUMBING INC | 06/17/2022 |
| DOB NOW | Standpipe | Signed-off | L&J PLG & HTG CO OF NY IN | 02/12/2022 |
| DOB NOW | Plumbing | Signed-off | L&J PLG & HTG CO OF NY IN | 02/02/2022 |
| DOB NOW | Structural | Signed-off | TOWNHOUSE BUILDERS INC | 09/07/2021 |
| DOB NOW | General Construction | Permit Issued | TOWNHOUSE BUILDERS INC | 07/23/2021 |
| DOB NOW | Construction Fence | Signed-off | TOWNHOUSE BUILDERS INC | 02/08/2021 |
| DOB NOW | Plumbing | Signed-off | L&J PLG & HTG CO OF NY IN | 02/05/2021 |
| DOB NOW | General Construction | Signed-off | TOWNHOUSE BUILDERS INC | 01/21/2021 |
| DOB NOW | Construction Fence | Signed-off | TSANG CONSTRUCTION, INC | 03/24/2020 |
| DOB NOW | Construction Fence | Signed-off | TSANG CONSTRUCTION, INC | 03/18/2020 |
| DOB NOW | Construction Fence | Signed-off | TSANG CONSTRUCTION, INC | 07/12/2019 |
| BIS | OT | ISSUED | CELTIC SERVICES NYC INC | 08/06/2020 |
| BIS | MH | ISSUED | LTB MECHANICAL CORP | 03/22/2017 |
| BIS | EQ | ISSUED | OUTDOOR INSTALLATIONS LLC | 06/09/2011 |
| BIS | EQ | ISSUED | OUTDOOR INSTALLATIONS LLC | 06/09/2011 |
| BIS | EQ | ISSUED | OUTDOOR INSTALLATIONS LLC | 03/30/2010 |
| BIS | EQ | ISSUED | OUTDOOR INSTALLATIONS LLC | 03/24/2010 |
| BIS | EQ | ISSUED | OUTDOOR INSTALLATIONS LLC | 03/24/2010 |
| BIS | OT | ISSUED | HENRY RESTORATION LTD | 01/08/2010 |
| BIS | OT | ISSUED | HENRY RESTORATION LTD | 01/20/2009 |
| BIS | OT | ISSUED | HENRY RESTORATION LTD | 10/28/2008 |
| BIS | EQ | ISSUED | OUTDOOR INSTALLATIONS LLC | 05/01/2007 |
| BIS | OT | ISSUED | BETA STEAM & POWER INC | 09/25/1991 |
| BIS | FS | ISSUED | BETA STEAM AND POWER, INC. | 07/25/1991 |
| BIS | PL | ISSUED | ST. MARKS PLUMBING CO. | 07/25/1991 |
| Filed | Status | Contractor | Scope | Make / Model / Capacity |
|---|---|---|---|---|
| 08/03/2026 | Permit Issued | TOWNHOUSE BUILDERS INC | Heating and Air Conditioning Systems, Refrigeration Systems, Ventilation Systems | Heat / Cool Mitsubishi Electric MXZ-SM48NAMHZ2-U1 66,000 BTU · Heat Pump Outdoor ×44 MXZ-SM36NAMHZ2-U1 36,000 BTU · Heat Pump Outdoor ×24 PUHY-EP96TNU-A 96,000 BTU · Vrf Outdoor ×12 PURY-EP72TNU-A 72,000 BTU · Vrf Outdoor ×12 PUHY-EP144TNU-A1 144,000 BTU · Vrf Outdoor ×8 PURY-EP120TNU-A 120,000 BTU · Vrf Outdoor ×8 MUZ-GS24NA 22,400 BTU · Heat Pump Outdoor ×4 PURY-EP168TNU-A 168,000 BTU · Vrf Outdoor ×4 PURY-EP96TNU-A1 96,000 BTU · Vrf Outdoor ×4 Ventilation Greenheck SP-B150 150 CFM · Exhaust Fan ×20 G-140HP-VG 1,150 CFM · Exhaust Fan ×12 G-097-A 200 CFM · Exhaust Fan ×8 SP-A110 100 CFM · Exhaust Fan ×8 SP-B80 50 CFM · Exhaust Fan ×8 SQ-97-VG 425 CFM · Exhaust Fan ×8 G-100HP-VG 650 CFM · Exhaust Fan ×4 G-160HP 1,365 CFM · Exhaust Fan ×4 G-200HP-VG 2,725 CFM · Exhaust Fan ×4 GB-160HP 1,600 CFM · Exhaust Fan ×4 SQ-80-VG 300 CFM · Exhaust Fan ×4 SQ-90-VG 375 CFM · Exhaust Fan ×4 Energywall HE10IN 700 CFM · Erv ×4 HE3XIN 2,250 CFM · Erv ×4 HE3XRT 2,250 CFM · Erv ×4 LE6XRT 2,935 CFM · Erv ×4 Refrigeration Heatcraft BCH0015MCACZA0000 1 kW · Refrigeration Unit ×4 BCH0035LCACZA0200 1 kW · Refrigeration Unit ×4 |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/03/2026 | Signed-off | SAFETY FIRE SPRINKLER COR | Sprinkler System |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/03/2026 | Signed-off | CREATIVE PLUMBING IN | Gas, Storm, Water/Sanitary |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 09/18/2025 | Cancelled | PRIME ELECTRICAL CORP | — |
| 05/01/2025 | Complete | PRIME ELECTRICAL CORP | General Wiring |
| 05/16/2023 | Complete | VILLAGE ELECTL CONTRS INC | General Wiring |
| 04/14/2021 | Complete | GREEN STAR ELECTL CONT IN | 1 meters, 1 new_meters |
| 10/21/2020 | Complete | STAR ELEC'L CONTRACTORS C | — |
| 10/21/2020 | Complete | STAR ELEC'L CONTRACTORS C | — |
| 12/16/2019 | Complete | KWONG MING ELECTRIC INC | 1 meters, 1 new_meters |
| Date | Type | Result | Report |
|---|---|---|---|
| 12/23/2025 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 01/16/2025 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 12/09/2024 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 12/04/2024 | Certified Sprinkler-Dry Pipe Valve (SP)-Dry Pipe Valve Test | Certified | View ↗ |
| 12/04/2024 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 12/04/2024 | Certified StandPipe-SD-Fixtures-Finish-SD | Certified | View ↗ |
| 12/03/2024 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 11/28/2024 | Certified Sprinkler (SP) - Booster Pump Test | Certified | View ↗ |
| 11/28/2024 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 11/28/2024 | Certified StandPipe-SD-Piping-Hydrostatic Test | Certified | View ↗ |
| 10/02/2024 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 06/02/2023 | Certified Storm Drainage-ST-Piping-Roughing | Certified | View ↗ |
| 06/02/2023 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 08/21/2026 | Fire-Resistance Rated Construction | MAURICIO ANDRADE | progress |
| 08/21/2026 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 08/21/2026 | Structural Stability – Alterations of existing buildings | MAURICIO ANDRADE | special |
| 08/03/2026 | Structural Stability – Alterations of existing buildings | MAURICIO ANDRADE | special |
| 08/03/2026 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 08/03/2026 | Fire-Resistance Rated Construction | MAURICIO ANDRADE | progress |
| 07/07/2026 | Fire-Resistance Rated Construction | MAURICIO ANDRADE | progress |
| 07/07/2026 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 07/07/2026 | Structural Stability – Alterations of existing buildings | MAURICIO ANDRADE | special |
| 03/17/2025 | Public Assembly Emergency Lighting | MAURICIO ANDRADE | progress |
| 03/03/2025 | Fire-Resistance Rated Construction | MAURICIO ANDRADE | progress |
| 03/03/2025 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 03/03/2025 | Structural Stability – Alterations of existing buildings | MAURICIO ANDRADE | special |
| 02/28/2025 | Public Assembly Emergency Lighting | MAURICIO ANDRADE | progress |
| 11/14/2024 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 11/14/2024 | Sprinkler Systems | MAURICIO ANDRADE | special |
| 11/14/2024 | Standpipe Systems | MAURICIO ANDRADE | special |
| 09/30/2024 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 09/30/2024 | Standpipe Systems | MAURICIO ANDRADE | special |
| 09/30/2024 | Sprinkler Systems | MAURICIO ANDRADE | special |
| 08/20/2024 | Fire-Resistance Rated Construction | MAURICIO ANDRADE | progress |
| 08/20/2024 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 08/20/2024 | Structural Stability – Alterations of existing buildings | MAURICIO ANDRADE | special |
| 08/09/2024 | Fire-Resistant Penetrations and Joints | MAURICIO ANDRADE | special |
| 08/09/2024 | Sprinkler Systems | MAURICIO ANDRADE | special |
| Tenant | Space | Floors | Renovation projects |
|---|---|---|---|
| Ger Yeshivah | Education | — | Project B00453525 |