Toronto address · Ward 13, Toronto Centre

357 Bay St

The City of Toronto has 31 building permits since 2017 (4 still open) on record for this address.

Building permits

Every permit the City lists for this address since 2017, and any still open from before, newest first.

Designated structure · Sign building permit related
To erect and display one illuminated static copy ***WE WORK***
Applied Jan 25, 2023 · issued Feb 28, 2023 · completed Jun 18, 2025 · Permit 23 107168 DST
Closed
Alternative solution
Proposed Alternative Solution to address the fire shutter within the exit lobby fire separation within the ground floor of 357 Bay St
Applied Jul 18, 2022 · completed Jul 26, 2022 · Permit 22 178498 ALT
Approved
Heating and ventilation
Rev 01 - Change of use at ground floor previously approved under existing permit. Reinstatement of original floor openings at mezzanine previously approved under existing permitHVAC - PROPOSED: Floors 1-2, INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES, NEW LIGHTING. REINSTATEMENT OF OPENING IN 2M FLOOR WITH ASSOCIATED STRUCTURAL WORK, 2HR FRR BETWEEN 2&2M FLOORS MAINTAINED WITH 2HR FRR GWB PARTITIONS AND FIRE SHUTTERS. CHANGE OF US…
Applied Jul 7, 2022 · issued Aug 8, 2022 · completed Feb 12, 2024 · Permit 20 154955 HVA (revision 01)
Closed
Addition or alteration · Interior alterations
Rev 02 - construction of new partitions & finishes, installation of a new gf universal washroom, & creation of new internal opening at gf lobby, refer to alternate solution. No changes to the exist. Base buidling mech. Or elect. Services or structural systems are proposed. Exist stairs & fire rated assemblies will remain in their exist. Configuration.rev 01: reduce fire shutter size at mezzanine level as per option 1 of application #20 171409 alt 00 as. Proposal for interior renovations (tenant fit-out) to floors 1 (ground), 2 and 2m (mezzanine). Scope of work includes construction of new par…
Applied Jul 7, 2022 · issued Sep 14, 2022 · completed Aug 22, 2023 · Permit 20 154955 BLD (revision 02)
Closed
Plumbing
Rev 01 - Change of use at ground floor previously approved under existing permit. Reinstatement of original floor openings at mezzanine previously approved under existing permitPlumbing - PROPOSED: Floors 1-2, INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES, NEW LIGHTING. REINSTATEMENT OF OPENING IN 2M FLOOR WITH ASSOCIATED STRUCTURAL WORK, 2HR FRR BETWEEN 2&2M FLOORS MAINTAINED WITH 2HR FRR GWB PARTITIONS AND FIRE SHUTTERS. CHANGE O…
Applied Jul 7, 2022 · issued Aug 8, 2022 · completed Feb 12, 2024 · Permit 20 154955 PLB (revision 01)
Closed
Plumbing
Rev 02 -Proposed revised interior layouts (tenant fit-out) for floors 3-10. Single tenant (WeWork) for entire building, floors 1 thru 10. See attached cover letter for detailsPHASE 1REV 01:SEE COVER LETTERPlumbing - PROPOSED: INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, RELOCATION OF FAN COIL UNITS TO SUIT TENANT NEW LAYOUT, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES NEW LIGHTING.
Applied Jun 27, 2022 · issued Aug 8, 2022 · completed Oct 23, 2023 · Permit 20 140284 PLB (revision 02)
Closed
Addition or alteration · Interior alterations
Rev 02 -Proposed revised interior layouts (tenant fit-out) for floors 3-10. Single tenant (WeWork) for entire building, floors 1 thru 10. See attached cover letter for detailsREV 01: PHASE 1 SEE COVER LETTERPROPOSED: [Floors 3 -10, INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, RELOCATION OF FAN COIL UNITS TO SUIT TENANT NEW LAYOUT, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES NEW LIGHTING.]Base building work done under #18 256994 BA
Applied Jun 27, 2022 · issued Jul 25, 2022 · completed Feb 15, 2024 · Permit 20 140284 BLD (revision 02)
Closed
Heating and ventilation
Rev 02 -Proposed revised interior layouts (tenant fit-out) for floors 3-10. Single tenant (WeWork) for entire building, floors 1 thru 10. See attached cover letter for detailsREV 01: PHASE 1 SEE COVER LETTERHVAC - PROPOSED: INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, RELOCATION OF FAN COIL UNITS TO SUIT TENANT NEW LAYOUT, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES NEW LIGHTING.
Applied Jun 27, 2022 · issued Aug 8, 2022 · completed Nov 23, 2023 · Permit 20 140284 HVA (revision 02)
Closed
Addition or alteration · Interior alterations
Revision#1: reduce fire shutter size at mezzanine level as per option 1 of application #20 171409 alt 00 as. Proposal for interior renovations (tenant fit-out) to floors 1 (ground), 2 and 2m (mezzanine). Scope of work includes construction of new partitions and finishes, installation of mechanical and electrical distribution, installation of new washrooms including plumbing and fixtures, new lighting, reinstatement of opening in 2m floor with associated structural work, 2hr frr between 2 and 2m floors maintained with 2hr frr gwb partitions and fire shutters. Change of use at ground floor from…
Applied Feb 1, 2021 · issued Mar 3, 2021 · completed Aug 22, 2023 · Permit 20 154955 BLD (revision 01)
Closed
Plumbing
PHASE 1REV 01:SEE COVER LETTERPlumbing - PROPOSED: INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, RELOCATION OF FAN COIL UNITS TO SUIT TENANT NEW LAYOUT, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES NEW LIGHTING.
Applied Aug 24, 2020 · issued Oct 1, 2020 · completed Oct 23, 2023 · Permit 20 140284 PLB (revision 01)
Closed
Heating and ventilation
Rev 01: phase 1 see cover letterhvac - proposed: interior renovation (tenant fit-out) including construction of new partitions and finished, relocation of fan coil units to suit tenant new layout, installation of mechanical and electrical distribution, installation of new washrooms including plumbing and fixtures new lighting.
Applied Aug 24, 2020 · issued Sep 25, 2020 · completed Nov 23, 2023 · Permit 20 140284 HVA (revision 01)
Closed
Addition or alteration · Interior alterations
REV 01: PHASE 1 SEE COVER LETTERPROPOSED: [Floors 3 -10, INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, RELOCATION OF FAN COIL UNITS TO SUIT TENANT NEW LAYOUT, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES NEW LIGHTING.]Base building work done under #18 256994 BA
Applied Aug 24, 2020 · issued Oct 1, 2020 · completed Feb 15, 2024 · Permit 20 140284 BLD (revision 01)
Closed

Show 19 more permits

Alternative solution
Proposed Alternative Solution to address the use of oversized rolling steel fire doors (i.e fire shutters) separating the level 2 and level 2 mezzanine openings at 357 Bay St. Related to permit # 20-154955.
Applied Jul 22, 2020 · completed Nov 3, 2020 · Permit 20 171409 ALT
Approved
Alternative solution
AS-GROUND FLOOR EXIT DOOR FOR MAG LOCKInstall two maglock to existing office building
Applied Jul 20, 2020 · completed Sep 8, 2020 · Permit 20 170027 ALT
Approved
Heating and ventilation
HVAC - PROPOSED: Floors 1-2, INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES, NEW LIGHTING. REINSTATEMENT OF OPENING IN 2M FLOOR WITH ASSOCIATED STRUCTURAL WORK, 2HR FRR BETWEEN 2&2M FLOORS MAINTAINED WITH 2HR FRR GWB PARTITIONS AND FIRE SHUTTERS. CHANGE OF USE AT GROUND FLOOR FROM RETAIL (GROUP E) TO OFFICES (GROUP D) AND CONFERENCE/PRESENTATION ASSEMBLY SPACE (GROUP A2)Base building work done under #18 256994 BA
Applied Jun 11, 2020 · issued Nov 3, 2020 · completed Feb 12, 2024 · Permit 20 154955 HVA
Closed
Plumbing
Plumbing - PROPOSED: Floors 1-2, INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES, NEW LIGHTING. REINSTATEMENT OF OPENING IN 2M FLOOR WITH ASSOCIATED STRUCTURAL WORK, 2HR FRR BETWEEN 2&2M FLOORS MAINTAINED WITH 2HR FRR GWB PARTITIONS AND FIRE SHUTTERS. CHANGE OF USE AT GROUND FLOOR FROM RETAIL (GROUP E) TO OFFICES (GROUP D) AND CONFERENCE/PRESENTATION ASSEMBLY SPACE (GROUP A2)Base building work done under #18 256994 BA
Applied Jun 11, 2020 · issued Nov 3, 2020 · completed Feb 12, 2024 · Permit 20 154955 PLB
Closed
Addition or alteration · Interior alterations
PROPOSAL FOR INTERIOR RENOVATIONS (TENANT FIT-OUT) TO FLOORS 1 (GROUND), 2 AND 2M (MEZZANINE). SCOPE OF WORK INCLUDES CONSTRUCTION OF NEW PARTITIONS AND FINISHES, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES, NEW LIGHTING, REINSTATEMENT OF OPENING IN 2M FLOOR WITH ASSOCIATED STRUCTURAL WORK, 2HR FRR BETWEEN 2 AND 2M FLOORS MAINTAINED WITH 2HR FRR GWB PARTITIONS AND FIRE SHUTTERS. CHANGE OF USE AT GROUND FLOOR FROM RETAIL (GROUP E) TO OFFICES (GROUP D). Base building work done under #18 256994 BA
Applied Jun 11, 2020 · issued Nov 3, 2020 · completed Aug 22, 2023 · Permit 20 154955 BLD
Closed
Plumbing
Plumbing - PROPOSED: INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, RELOCATION OF FAN COIL UNITS TO SUIT TENANT NEW LAYOUT, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES NEW LIGHTING.
Applied Apr 29, 2020 · issued Jun 4, 2020 · completed Oct 23, 2023 · Permit 20 140284 PLB
Closed
Addition or alteration · Interior alterations
PROPOSED: Floors 3 -10, INTERIOR RENOVATION (TENANT FIT-OUT) INCLUDING CONSTRUCTION OF NEW PARTITIONS AND FINISHED, RELOCATION OF FAN COIL UNITS TO SUIT TENANT NEW LAYOUT, INSTALLATION OF MECHANICAL AND ELECTRICAL DISTRIBUTION, INSTALLATION OF NEW WASHROOMS INCLUDING PLUMBING AND FIXTURES NEW LIGHTING.Base building work done under #18 256994 BA
Applied Apr 29, 2020 · issued Jun 4, 2020 · completed Feb 15, 2024 · Permit 20 140284 BLD
Closed
Heating and ventilation
Hvac - proposed: interior renovation (tenant fit-out) including construction of new partitions and finished, relocation of fan coil units to suit tenant new layout, installation of mechanical and electrical distribution, installation of new washrooms including plumbing and fixtures new lighting.
Applied Apr 29, 2020 · issued Jun 4, 2020 · completed Nov 23, 2023 · Permit 20 140284 HVA
Closed
Fire and security upgrade · Electromagnetic locks
Install two maglock to existing office building
Applied Dec 16, 2019 · issued Sep 9, 2020 · Permit 19 261662 FSU
Inspections under way
Addition or alteration · Interior alterations
Rev 02: changes to south facade, changes to exit on basement at couth east corner
Applied Aug 8, 2019 · issued Oct 31, 2019 · completed Oct 20, 2020 · Permit 18 256994 BLD (revision 02)
Closed
Addition or alteration · Interior alterations
REVISION - relocation of existing openings at east wall to co-ordinate new stairsProposal for interior alterations, basement to top floor of existing 11 storey office building. back to base conditions
Applied May 9, 2019 · issued Jun 21, 2019 · completed Oct 20, 2020 · Permit 18 256994 BLD (revision 01)
Closed
Fire and security upgrade
FS - New fire alarm throughout entire building - Proposal for interior alterations, basement to top floor of existing 11 storey office building. back to base conditions
Applied Dec 21, 2018 · completed Feb 28, 2019 · Permit 18 256994 FSU
Closed
Heating and ventilation
HVAC - Proposal for interior alterations, basement to top floor of existing 11 storey office building.
Applied Nov 15, 2018 · issued Dec 21, 2018 · completed Jan 18, 2021 · Permit 18 256994 HVA
Closed
Plumbing
Plumbing - Proposal for interior alterations basement to top floor of existing 11 storey office building.
Applied Nov 15, 2018 · issued Dec 21, 2018 · completed May 1, 2020 · Permit 18 256994 PLB
Closed
Addition or alteration · Interior alterations
Proposal for interior alterations, basement to top floor of existing 11 storey office building. back to base conditions
Applied Nov 15, 2018 · issued Dec 21, 2018 · completed Oct 20, 2020 · Permit 18 256994 BLD
Closed
Heating and ventilation
HVAC - Proposed interior demolition to the entire existing office building to bring the building back to base conditions to be finshed later by new tenant.
Applied Sep 14, 2018 · completed May 30, 2019 · Permit 18 225393 HVA
Cancelled
Addition or alteration · Other
Proposed interior demolition to the entire existing office building to bring the building back to base conditions to be finshed later by new tenant.
Applied Sep 14, 2018 · completed May 30, 2019 · Permit 18 225393 BLD
Cancelled
Plumbing
Plumbing - Alterations - Unit 502 - Dundee Realty
Applied Mar 27, 2014 · issued Apr 4, 2014 · completed Aug 21, 2026 · Permit 14 134319 PLB
Closed
Designated structure · Sign building permit related
To erect and display signs.**Flight Centre**
Applied Jun 24, 2013 · completed Mar 12, 2018 · Permit 13 192597 DST
Cancelled

Committee of Adjustment

No applications to the City's Committee of Adjustment for this address since 2017. That's where an owner asks for a minor variance (a small exception to the zoning by-law) or a consent to divide a lot.

What’s planned nearby

Development sites within 500 m

1-3 King Street East and 69-71 Yonge Street
15 storeys · 127 homes · Residential
330 m away · Site plan · Under review · filed Nov 7, 2021
Under review
483-491 Bay Street and 20 Albert Street
Not stated in the file
340 m away · Subdivision · Under review · filed Sep 24, 2021
Under review
187-199 Bay Street, 18-30 Wellington Street West and 3 other streets
64 storeys · Residential
370 m away · Site plan · Under review · filed Aug 26, 2021
Under review
17-25 Toronto Street and 55-57 Adelaide Street East
80 storeys · 816 homes · Mixed use
370 m away · Site plan · Under review · filed Apr 26, 2023
Under review
56-60 Yonge Street
65 storeys · 649 homes · Mixed use
380 m away · Site plan · Under review · filed Apr 7, 2025
Under review
15 Toronto Street
56 storeys · 394 homes · Mixed use
380 m away · Site plan · Under review · filed Aug 3, 2022
Under review

Neighbours’ Committee of Adjustment files within 250 m

20 King St W · Minor variance
To alter the existing 12-storey mixed-use building by enclosing the front outdoor patio of the ground floor eating establishment (restaurant).
220 m away · filed May 6, 2026 · Approved
67 Richmond St W · Minor variance
To construct an outdoor patio in the West side yard and rear yard of the existing seven-storey mixed-use building.
80 m away · filed Dec 18, 2020 · Approved
330 Bay St · Minor variance
To alter the existing 11-storey mixed-use building by increasing the usable floor area at the first and second storey.
80 m away · filed Sep 16, 2020 · Approved
365 Bay St · Minor variance
To alter the existing commercial building by converting the basement, ground, and mezzanine levels to an eating establishment (greater than 30 seats). An expansion of the existing mezzanine will be constructed to accommodate mechanical space, elevators and access stairs.
20 m away · filed Sep 27, 2017 · Approved
85 Richmond St W · Minor variance
To alter the existing office building by facilitating heritage restoration, recladding and the addition of non-residential gross floor area to the rear of the building.
160 m away · filed May 15, 2017 · Approved
2 Queen St W · Minor variance
To alter the two 6 ½-storey buildings by constructing: a one-storey addition which will contain office and retail use, a green roof, and to remove the metal over-cladding from the buildings.
220 m away · filed Apr 6, 2017 · Approved
1 Adelaide St E · Minor variance
To construct two outdoor patios to be associated with restaurant uses in the east courtyard area.
230 m away · filed Dec 6, 2016 · Approved
120 Adelaide St W · Minor variance
To facilitate the recladding of the existing office building and a reconfiguration of Open Space on the lot to facilitate new directory signage and new restaurant patio spaces.
210 m away · filed Nov 22, 2016 · Approved

Everything planned in Toronto Centre

From the City of Toronto’s open data: building permits (active, and cleared since 2017), Committee of Adjustment applications and address points, this record updated Sep 29, 2026, and the development sites from its Development Applications data. Contains information licensed under the Open Government Licence – Toronto. Construction cost estimates and contractors’ names are left out on purpose, and nothing here names an owner.