Locations of Work

ArchitectureStructuralElectricalMechanicalPlumbingFire ProtectionEquipmentGeneral

Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.

Permit Issued — active, not yet Signed-off

RoofUnder Construction6p · 1 filing · 20 docs

AtticUnder Construction26p · 1 filing · 20 docs

Floor 2Under Construction26p · 1 filing · 20 docs

Floor 1Under Construction26p · 1 filing · 20 docs

CellarUnder Construction35p · 1 filing · 20 docs

Site & exteriorUnder Construction28p · 2 filings · 20 docs

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
03/09/2026	$760K	—	Private party → 6305 GARDEN LLC	$819/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
Arc Consulting Engineers	12	09/19/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Polar Contracting	General Contractor	3	08/30/2026
Polar Contracting	Scaffold	1	07/11/2026
XH&RC Plumbing and Heating	Plumbing	1	09/02/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
Arc Consulting Engineers	4083	9	09/19/2026
SD Testing & Inspection S	7010	3	09/19/2026

Building Lifecycle

All (55)Filed (12)Permit Issued (5)Objection (8)Special Inspection (30)

09/23/2026

Objection resolved — Addressed

09/23/2026

Objection resolved — Resolved

09/21/2026

Objection raised — Other

09/19/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-P3

09/19/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-P4

09/18/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-P2

09/15/2026

Special inspection requirement — Structural Stability – Alterations of existing buildings

JAN PEREZ

09/15/2026

Special inspection requirement — Footing and Foundation

JAN PEREZ

09/15/2026

Special inspection requirement — Metering

JAN PEREZ

09/15/2026

Special inspection requirement — Post-installed Anchors

JAN PEREZ

09/15/2026

Special inspection requirement — Final

JAN PEREZ

09/15/2026

Special inspection requirement — Final

JAN PEREZ

09/15/2026

Special inspection requirement — Air barrier — testing

JAN PEREZ

09/15/2026

Special inspection requirement — Fenestration areas

JAN PEREZ

09/15/2026

Special inspection requirement — Interior lighting power

JAN PEREZ

09/15/2026

Special inspection requirement — Protection of exposed foundation insulation

JAN PEREZ

09/15/2026

Special inspection requirement — Air barrier - visual inspection

JAN PEREZ

09/15/2026

Special inspection requirement — Structural Steel - Welding

Chien-Sheng Chen

09/15/2026

Special inspection requirement — Structural Wood Frame

JAN PEREZ

09/15/2026

Special inspection requirement — Structural Stability – Alterations of existing buildings

JAN PEREZ

09/15/2026

Special inspection requirement — Structural Stability – Alterations of existing buildings

JAN PEREZ

09/15/2026

Special inspection requirement — Permanent certificate

JAN PEREZ

09/15/2026

Special inspection requirement — Fire-Resistance Rated Construction

JAN PEREZ

09/15/2026

Special inspection requirement — Electric vehicle service equipment requirements

JAN PEREZ

09/15/2026

Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation

JAN PEREZ

09/15/2026

Special inspection requirement — Fenestration and door U-factor and product ratings

JAN PEREZ

09/15/2026

Special inspection requirement — Maintenance information

JAN PEREZ

09/15/2026

Special inspection requirement — Fenestration air leakage

JAN PEREZ

09/15/2026

Special inspection requirement — Fire-Resistant Penetrations and Joints

JAN PEREZ

09/15/2026

Special inspection requirement — Energy Code Compliance Inspections

JAN PEREZ

09/15/2026

Special inspection requirement — Structural Steel - Details

JAN PEREZ

09/15/2026

Special inspection requirement — Structural Steel - High Strength Bolting

Chien-Sheng Chen

09/15/2026

Special inspection requirement — Concrete - Cast-In-Place

JAN PEREZ

09/15/2026

Special inspection requirement — Insulation placement and R values

JAN PEREZ

09/15/2026

Special inspection requirement — Concrete - Cast-In-Place

JAN PEREZ

09/01/2026

Permit issued — Plumbing

Q01392496-S3-PL

08/27/2026

Permit issued — Foundation

Q01392496-S5-FO

08/19/2026

Permit issued — Structural

Q01392496-S6-ST

08/19/2026

Objection raised — Other

08/19/2026

Objection resolved — Addressed

08/17/2026

Objection raised — Other

08/10/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-P1

08/10/2026

Special inspection requirement — Metering

JAN PEREZ

08/07/2026

Permit issued — General Construction

Q01392496-I1-GC

07/29/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-S6

07/29/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-S4

07/29/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-S5

07/10/2026

Permit issued — Construction Fence

Q01392748-I1-FN

06/03/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-S8

06/03/2026

Objection resolved — Addressed

05/22/2026

Filed — Alteration

Q01392748-I1

05/18/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-S2

05/18/2026

Objection raised — Other

05/04/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-S3

04/29/2026

Filed — ALT-CO - New Building with Existing Elements to Remain

Proposed Structrual Work in conjuction with AI job # Q01392496 applciation. No change of use, egress or occupancy.

Q01392496-I1

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Plumbing	Permit Issued	XH&RC Plumbing and Heating	09/01/2026
DOB NOW	Foundation	Permit Issued	Polar Contracting	08/27/2026
DOB NOW	Structural	Permit Issued	Polar Contracting	08/19/2026
DOB NOW	General Construction	Permit Issued	Polar Contracting	08/07/2026
DOB NOW	Construction Fence	Permit Issued	Polar Contracting	07/10/2026

1 project · most recent 09/19/2026

Sprinkler System

Filed	Status	Contractor	Scope
09/19/2026	—	—	Sprinkler System

1 project · most recent 10/06/2026

General Wiring

Filed	Status	Contractor	Scope
10/06/2026	Permit Issued	First Star Electric	General Wiring

1 project · most recent 09/19/2026

Steel Wood

Filed	Status	Contractor	Scope
09/19/2026	Permit Issued	XH&RC Plumbing and Heating	Steel, Wood

▾Special Inspection Requirements (DOB NOW) — 93

Date	Requirement	Inspector	Role
09/15/2026	Final	JAN PEREZ	progress
09/15/2026	Structural Wood Frame	JAN PEREZ	progress
09/15/2026	Post-installed Anchors	JAN PEREZ	special
09/15/2026	Structural Steel - Welding	Chien-Sheng Chen	special
09/15/2026	Structural Steel - High Strength Bolting	Chien-Sheng Chen	special
09/15/2026	Structural Steel - Details	JAN PEREZ	special
09/15/2026	Concrete - Cast-In-Place	JAN PEREZ	special
09/15/2026	Fire-Resistant Penetrations and Joints	JAN PEREZ	special
09/15/2026	Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation	JAN PEREZ	special
09/15/2026	Structural Stability – Alterations of existing buildings	JAN PEREZ	special
09/15/2026	Energy Code Compliance Inspections	JAN PEREZ	progress
09/15/2026	Fire-Resistance Rated Construction	JAN PEREZ	progress
09/15/2026	Permanent certificate	JAN PEREZ	energy_progress
09/15/2026	Fenestration and door U-factor and product ratings	JAN PEREZ	energy_progress
09/15/2026	Air barrier — testing	JAN PEREZ	energy_progress
09/15/2026	Insulation placement and R values	JAN PEREZ	energy_progress
09/15/2026	Air barrier - visual inspection	JAN PEREZ	energy_progress
09/15/2026	Electric vehicle service equipment requirements	JAN PEREZ	energy_progress
09/15/2026	Fenestration areas	JAN PEREZ	energy_progress
09/15/2026	Metering	JAN PEREZ	energy_progress
09/15/2026	Interior lighting power	JAN PEREZ	energy_progress
09/15/2026	Maintenance information	JAN PEREZ	energy_progress
09/15/2026	Fenestration air leakage	JAN PEREZ	energy_progress
09/15/2026	Protection of exposed foundation insulation	JAN PEREZ	energy_progress
09/15/2026	Structural Stability – Alterations of existing buildings	JAN PEREZ	special

Latest 25 of 93.

▾Documents — 77 on file (BIS + DOB NOW)

▸Plans & Drawings12

▸DOB NOWPlans/Sketch12

08/29/2026Q01392496-S4Request digital key ↗

08/29/2026Q01392496-S6Request digital key ↗

08/22/2026Q01392496-S5Request digital key ↗

Showing 3 of 12 on file for this type

▸Zoning, Tax Lot & Property Records7

▸DOB NOWZD1: DOB Zoning Diagram3

10/04/2026Q01392496-P2Open ↗

08/16/2026Q01392496-I1Open ↗

08/16/2026Q01392496-P1Open ↗

▸DOB NOWZoning Exhibit form (1-5)3

10/04/2026Q01392496-P2Open ↗

08/16/2026Q01392496-I1Open ↗

08/16/2026Q01392496-P1Open ↗

▸DOB NOWHouse Number Verification: TOPO Stamp1

08/16/2026Q01392496-I1Open ↗

▸Seals & Professional Certifications34

▸DOB NOWDPL-1: Design Professional Seal & Signature12

10/04/2026Q01392496-P4Open ↗

10/04/2026Q01392496-P3Open ↗

10/04/2026Q01392496-P2Open ↗

Showing 3 of 12 on file for this type

▸DOB NOWProgress Inspector Seal & Signature11

10/04/2026Q01392496-P2Open ↗

10/04/2026Q01392496-P3Open ↗

10/04/2026Q01392496-P2Open ↗

Showing 3 of 11 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature11

10/04/2026Q01392496-P2Open ↗

10/04/2026Q01392496-P4Open ↗

Showing 3 of 11 on file for this type

▸Trade Schedules & Equipment3

▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)3

10/04/2026Q01392496-P2Open ↗

08/16/2026Q01392496-I1Open ↗

08/16/2026Q01392496-P1Open ↗

▸Safety & Tenant Protection3

▸DOB NOWStreet Tree Checklist2

10/04/2026Q01392496-P2Open ↗

08/16/2026Q01392496-P1Open ↗

▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1

08/16/2026Q01392496-I1Open ↗

▸Environmental & Asbestos9

▸DOB NOWDEP ACP-5: Asbestos Assessment Report9

10/04/2026Q01392496-P4Open ↗

10/04/2026Q01392496-P3Open ↗

10/04/2026Q01392496-P2Open ↗

Showing 3 of 9 on file for this type

▸Other Documents9

▸DOB NOWSite Survey: Initial3

10/04/2026Q01392496-P2Open ↗

08/16/2026Q01392496-I1Open ↗

08/16/2026Q01392496-P1Open ↗

▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3

10/04/2026Q01392496-P2Open ↗

08/16/2026Q01392496-I1Open ↗

08/16/2026Q01392496-P1Open ↗

▸DOB NOWProperty Ownership Certification3

10/04/2026Q01392496-P2Open ↗

08/16/2026Q01392496-I1Open ↗

08/16/2026Q01392496-P1Open ↗