Toronto address · Ward 10, Spadina-Fort York
25 Rees St
The City of Toronto has 13 building permits since 2017 (6 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.
- Closed
Temporary structure · Temporary structures
Proposal to erect two temporary entrance structures. Start Date May 31, 2026 tear down June 3, 2026
Applied Mar 16, 2026 · issued Mar 23, 2026 · completed Jul 14, 2026 · Permit 26 129957 TPS
- Closed
Fire and security upgrade · Electromagnetic locks
Design for the installation of one (1) electromagnetic locking device and all associated life safety requirements.
Applied Aug 13, 2023 · issued Aug 22, 2023 · completed Jul 29, 2024 · Permit 23 188135 FSU
- Revision issued
New building
REV - 01 this building permit is for the fire stopping systems for large floor openings as per approved alternative solution # 18- 122749 ALT 00 ASProposal to demolish existing building and construct new Transformer Station for Toronto Hydro Electric. The two storeys building is comprise of offices with three storey of mechanical equipment below grade. [See 255 Bremner Blvd. for SPA. 255 Bremner Blvd. lot has been severed] (Precinct Agreements)
Applied May 15, 2018 · issued Jun 7, 2018 · Permit 11 329842 BLD (revision 01)
- Approved
Alternative solution
Proposed alternative solution to firestopping of the large openings through floors for building service (electrical) penetrations. Openings are larger in length and/or width compared to current ULC, cUL or ITS listed firestop systems.
Applied Feb 28, 2018 · completed Apr 25, 2018 · Permit 18 122749 ALT
- Application received
Alternative solution
Alternative solution to modify the protection concept proposed January 24 2014 - Permit Number 14 110903 ALT 00
Applied Jan 18, 2018 · Permit 18 106620 ALT
- Approved
Alternative solution
Alternative solution for the fire protection regarding the rooftop are of the Bremner Transformer Station and adjacent to Roundhouse 255 Bremner Street
Applied Dec 6, 2017 · completed Mar 6, 2018 · Permit 17 271957 ALT
- Approved
Alternative solution
Proposed alternative solution for water curtain (Close -spaced sprinklers )below switch gear rooms in Cable spread floor basement area.
Applied Nov 21, 2017 · completed Feb 16, 2018 · Permit 17 265389 ALT
- Closed
Fire and security upgrade
FS - Sprinkler Shop Drawing - To effect approved alternative solution # 17- 265389 ALT 00 ASProposal to demolish existing building and construct new Transformer Station for Toronto Hydro Electric. The two storeys building is comprise of offices with three storey of mechanical equipment below grade. [See 255 Bremner Blvd. for SPA. 255 Bremner Blvd. lot has been severed] (Precinct Agreements)
Applied Mar 25, 2014 · completed Sep 24, 2018 · Permit 11 329842 FSU
- Closed
Demolition
Proposal to demolish existing Transformer Station for Toronto Hydro Electric. See 11-329842.There is a admin Permit for 255 Bremner Blvd - 12- 192192 . Hold for Heritage review/sign off.
Applied Mar 5, 2012 · issued Nov 14, 2012 · completed Nov 6, 2025 · Permit 12 131968 DEM
- Closed
Drains and site services · Inside and outside drains
Drain - Proposal to demolish existing building and construct new Transformer Station for Toronto Hydro Electric. The two storeys building is comprise of offices with three storey of mechanical equipment below grade.
Applied Jan 5, 2012 · issued Sep 13, 2013 · completed Jul 22, 2025 · Permit 11 329842 STS
- Closed
Plumbing
Plumbing - Proposal to demolish existing building and construct new Transformer Station for Toronto Hydro Electric. The two storeys building is comprise of offices with three storey of mechanical equipment below grade.
Applied Dec 22, 2011 · issued May 13, 2014 · completed Jul 22, 2025 · Permit 11 329842 PLB
- Closed
Heating and ventilation
HVAC - Proposal to demolish existing building and construct new Transformer Station for Toronto Hydro Electric. The two storeys building is comprise of offices with three storey of mechanical equipment below grade.
Applied Dec 22, 2011 · issued May 13, 2014 · completed Apr 9, 2021 · Permit 11 329842 HVA
Show 1 more permit
- Inspections under way
New building
Proposal to demolish existing building and construct new Transformer Station for Toronto Hydro Electric. The two storeys building is comprise of offices with three storey of mechanical equipment below grade. [See 255 Bremner Blvd. for SPA. 255 Bremner Blvd. lot has been severed] (Precinct Agreements)
Applied Dec 22, 2011 · issued Jun 27, 2014 · Permit 11 329842 BLD
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
- Under review
59 storeys · 1,024 homes · Mixed use
390 m away · Condominium · Under review · filed Nov 3, 2021
- Under review
50 storeys · 905 homes · Residential
410 m away · Site plan · Under review · filed May 12, 2025
- Under review
49 storeys · Mixed use
460 m away · Rezoning · Under review · filed Oct 18, 2024
- Under review
49 storeys · Mixed use
460 m away · Site plan · Under review · filed Oct 18, 2024
Neighbours’ Committee of Adjustment files within 250 m
255 Bremner Blvd · Minor variance
To permit the increase of gaming machines within the existing entertainment complex building (The Rec Room).
170 m away · filed Sep 18, 2023 · Approved
292 Bremner Blvd · Minor variance
To construct a new four-storey building for a "Flying Theatre", (known as Flyover Canada, a theatre simulator attraction) and ancillary retail uses.
170 m away · filed Apr 12, 2021 · Approved
292 Bremner Blvd · Consent
To obtain consent to create an easement/right-of-way.
170 m away · filed Jan 6, 2017 · Approved
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.