Toronto address · Ward 16, Don Valley East
23 Lesmill Rd
The City of Toronto has 31 building permits since 2017 (12 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.
- Permit issued
Addition or alteration · Interior alterations
OFFICE ALTERATIONS ON ON FLOOR Unit 301
Applied Jan 23, 2024 · issued Feb 21, 2024 · Permit 24 107621 BLD
- Permit issued
Heating and ventilation
HVAC - OFFICE ALTERATIONS ON ON FLOOR Unit 301
Applied Jan 23, 2024 · issued Feb 21, 2024 · Permit 24 107621 HVA
- Closed
Heating and ventilation
HVAC - Proposal for interior alterations to existing office space - UNIT 300
Applied Feb 5, 2020 · issued Feb 24, 2020 · completed Sep 10, 2020 · Permit 20 112625 HVA
- Closed
Addition or alteration · Interior alterations
Proposal for interior alterations to existing office space - UNIT 300
Applied Feb 5, 2020 · issued Feb 24, 2020 · completed Oct 27, 2020 · Permit 20 112625 BLD
- Closed
Addition or alteration · Interior alterations
Revision #1 - replace front door
Applied Mar 12, 2019 · issued Apr 3, 2019 · completed Sep 9, 2019 · Permit 18 153759 BLD (revision 01)
- Application on hold
Fire and security upgrade
FS - Sprinkler Shop Drawing - Interior alteration to the kitchen showroom.
Applied May 14, 2018 · Permit 18 153759 FSU
- Closed
Addition or alteration · Interior alterations
Interior alteration to existing offices
Applied May 4, 2018 · issued Sep 10, 2018 · completed Sep 9, 2019 · Permit 18 153759 BLD
- Closed
Heating and ventilation
HVAC - Interior alteration to the kitchen showroom.
Applied May 4, 2018 · issued Sep 10, 2018 · completed Jun 30, 2025 · Permit 18 153759 HVA
- Inspections under way
Plumbing
Plumbing - Interior alteration to the kitchen showroom.
Applied May 4, 2018 · issued Sep 10, 2018 · Permit 18 153759 PLB
- Permit issued
Addition or alteration · Interior alterations
Proposal for interior alterations to existing office space on the 4th floor - Unit 404
Applied Dec 18, 2017 · issued Jan 9, 2018 · Permit 17 276970 BLD
- Closed
Addition or alteration · Interior alterations
Interior Alterations. subdividing an office suite to create 1 additional suite.
Applied Mar 31, 2017 · issued Apr 21, 2017 · completed Jul 4, 2017 · Permit 17 137438 BLD
- Closed
Plumbing · Backflow prevention devices (Water only)
Install a backflow preventor for office building.
Applied Aug 15, 2016 · issued Sep 22, 2016 · completed Dec 5, 2019 · Permit 16 207353 PSA
Show 19 more permits
- Permit issued
Addition or alteration · Interior alterations
Interior alteration for exsiting office space unit 307
Applied Nov 20, 2013 · issued Jan 15, 2014 · Permit 13 267942 BLD
- Closed
Heating and ventilation
HVAC - Interior alteration for office space
Applied Oct 30, 2013 · issued Dec 31, 2013 · completed Jun 30, 2025 · Permit 13 258681 HVA
- Closed
Heating and ventilation
HVAC - construct interior alterations to vacant unit
Applied Aug 7, 2013 · issued Sep 10, 2013 · completed May 12, 2021 · Permit 13 216972 HVA
- Closed
Plumbing
Plumbing - construct interior alterations to vacant unit
Applied Aug 7, 2013 · issued Sep 10, 2013 · completed May 12, 2021 · Permit 13 216972 PLB
- Closed
Addition or alteration · Interior alterations
Interior alterations to vacant unit
Applied Aug 7, 2013 · issued Sep 10, 2013 · completed May 14, 2021 · Permit 13 216972 BLD
- Closed
Heating and ventilation
HVAC - Interior Alterations on 2nd floor to unit 201 to Canerctor inc.
Applied Feb 3, 2011 · issued Feb 24, 2011 · completed Jun 30, 2025 · Permit 11 119373 HVA
- Closed (dormant)
Addition or alteration · Interior demolition
Int. Demo Only - Unit 201 - Canerector Inc
Applied Jan 14, 2011 · issued Jan 19, 2011 · completed Sep 18, 2026 · Permit 11 107191 BLD
- Inspections under way
Addition or alteration · Interior alterations
Canerectors Ltd - Unit 201
Applied Dec 21, 2009 · issued Jan 20, 2010 · Permit 09 198505 BLD
- Closed
Heating and ventilation
HVAC - Canerectors Ltd - Unit 201
Applied Dec 21, 2009 · issued Jan 20, 2010 · completed Jun 30, 2025 · Permit 09 198505 HVA
- Closed (dormant)
Addition or alteration · Interior demolition
Canadian Erectors - Unit 201. Int. non-load bearing wall demolition.
Applied Nov 20, 2009 · issued Dec 16, 2009 · completed Jun 8, 2026 · Permit 09 189968 BLD
- Inspections under way
Addition or alteration · Interior alterations
Third floor unit 306 - Hullmark Dev. Ltd.
Applied Feb 20, 2009 · issued Mar 4, 2009 · Permit 09 111100 BLD
- Inspections under way
Addition or alteration · Interior alterations
Int. alts. to Unit 205 of existing office building
Applied Oct 16, 2007 · issued Nov 1, 2007 · Permit 07 270582 BLD
- Inspections under way
Addition or alteration · Interior alterations
To units 1, 2 and 3 on third floor of existing office building.
Applied Apr 16, 2007 · issued May 29, 2007 · Permit 07 156804 BLD
- Closed
Plumbing
Plumbing - Insurance company alt on 3rd floor unit 301.
Applied Mar 2, 2007 · issued Mar 15, 2007 · completed Jan 29, 2024 · Permit 07 109467 PLB
- Closed
Addition or alteration · Interior alterations
Int. alts. on 3rd floor of existing office building.
Applied Feb 15, 2007 · issued Mar 15, 2007 · completed Jan 31, 2024 · Permit 07 109467 BLD
- Inspections under way
Plumbing
Plumbing - Interior alterations to Suite 306 - Interior Alterations
Applied May 9, 2006 · issued May 19, 2006 · Permit 06 131916 PLB
- Permit issued
Addition or alteration · Interior alterations
Interior alteration to convert two office spaces into one. Suite 201
Applied May 5, 2006 · issued May 25, 2006 · Permit 06 132290 BLD
- Closed (dormant)
Addition or alteration · Interior alterations
Interior Alterations to office. Suite No. 306
Applied May 4, 2006 · issued May 19, 2006 · completed Jun 8, 2026 · Permit 06 131916 BLD
- Closed (dormant)
Addition or alteration · Interior alterations
Interior alterations to office - Unit 106
Applied Nov 2, 2004 · issued Nov 2, 2004 · completed Jun 8, 2026 · Permit 04 187265 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
No rezoning, site plan, subdivision or condominium file open within 500 m, and no pre-construction project on the site.
Neighbours’ Committee of Adjustment files within 250 m
41 Lesmill Rd · Minor variance
To permit a deficiency in the number of parking spaces required for the proposed medical office.
190 m away · filed Jul 17, 2026 · Approved
41 Lesmill Rd · Minor variance
The proposal involves interior renovations only to existing office space on Level 2 to accommodate Medical Office Use. There is no addition, no modification to the exterior. and the existing parking supply remains unchanged.
190 m away · filed Jan 12, 2026 · Approved
1 Valleybrook Dr · Minor variance
To alter the existing office use as a professional medical office.
220 m away · filed May 28, 2025 · Application withdrawn
20 Lesmill Rd · Minor variance
To add warehousing as a permitted use, reduce the parking rate, increase in the maximum permitted Gross Floor Area (GFA) and modify the setback requirements to permit the proposed building envelopes.
70 m away · filed May 13, 2025 · Tentatively scheduled
16 Lesmill Rd · Consent
To obtain consent to create/grant an easement/right-of-way in favour of 20 Lesmill Road, the property to the north, for the purpose of pedestrian and vehicular access.
100 m away · filed Sep 1, 2016 · Approved
864 York Mills Rd · Consent
170 m away · filed Aug 4, 2016 · Closed
16 Lesmill Rd · Consent
To obtain consent to create an easement/right-of-way for the purpose of vehicular and pedestrian access over part of those lands municipally known as 16 Lesmill Road, described as Parts 2, 3 and 4, Plan 66R-27144, in favour of the lands to the north municipally known as 20 Lesmill Road.
100 m away · filed Feb 11, 2014 · Tentatively scheduled
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.