Ontario  ·  Dec 2025 – May 2026

Building Additions & Alterations
Ontario

All active addition permits issued in the past 6 months — sourced from Canadian municipal building permit records.
Total Permits
1,413
Total Value
$1.37B
Avg Value
$1.04M
Cities
4
Largest Project
$75M
Total Permits
1,413
Active additions & alterations
Total Declared Value
$1.37B
Combined permit value
Average Project Value
$1.04M
Per permit
Largest Single Permit
$75M
2200 Yonge St, Toronto
Peak Month
Apr 2026
336 permits · $425M
Top City
Toronto
93% of all permits
Permits by City
Toronto
1,318
Mississauga
78
Brampton
15
Sudbury
2
Value by City
Toronto
$1.29B
Mississauga
$57.2M
Brampton
$16.6M
Sudbury
$4.8M
Monthly Volume — Permits Issued
202
Dec
249
Jan
266
Feb
297
Mar
336
Apr
63
May*
* May 2026 data is partial — permits still being filed
Permit Type Breakdown
Additions/Alterations
1,318
Addition & Alteration
56
Addition to Existing
22
Addition — Complete
15
Additions Permit
2

Top 30 Projects by Declared Value Dec 2025 – May 2026

# Address Type Issued Permit Value Status
1 2200 Yonge StToronto
Building renovation incl. interior demolition, curtain wall modernization, elevator modernization & roof replacement (levels 1–17).
Addition/Alt Apr 8, 2026 $75,000,000 Open
2 900 Bay StToronto
Interior fit-out — floors 3 to 16.
Addition/Alt Apr 8, 2026 $44,808,269 Open
3 40 Bay StToronto
Renovation to public galleria, Sher Club balcony, east suites & elevator lobby.
Addition/Alt Apr 27, 2026 $40,000,000 Open
4 81 Bay StToronto
Interior alterations — fit-out floors 8 & 9 for CIBC tenant.
Addition/Alt Dec 15, 2025 $30,000,000 Open
5 900 Bay StToronto
Interior fit-out — floors 17 to 24.
Addition/Alt Apr 10, 2026 $29,786,065 Open
6 2180 Yonge StToronto
Renovation incl. basement, ground floor lobby, 3rd floor, elevator & curtain wall modernization.
Addition/Alt Mar 3, 2026 $28,000,000 Open
7 198 New Toronto StToronto
New granulated sugar silo facility with truck bay; warehouse renovation for future equipment.
Addition/Alt May 4, 2026 $27,000,000 Open
8 555 University AveToronto
New Cardiac Clinic & Diagnostic Unit on L9; HVAC upgrades, window replacement (hospital).
Addition/Alt Feb 13, 2026 $26,075,300 Open
9 124 Edward StToronto
Interior alteration — UofT School of Dentistry: lobby, clinics 1 & 2, elevator & corridors.
Addition/Alt Mar 2, 2026 $24,000,000 Open
10 25 The West MallToronto
Interior demolition; new mechanical shafts, passenger & freight elevators, new escalator at basement/level 1.
Addition/Alt Apr 9, 2026 $20,000,000 Open
11 199 Bay StToronto
Interior alterations to commercial office & retail banking (CIBC Commerce Court West).
Addition/Alt Mar 16, 2026 $20,000,000 Open
12 2075 Bayview AveToronto
Interior alterations — replacement of x-ray system.
Addition/Alt Jan 29, 2026 $19,000,000 Open
13 30 Bond StToronto
Interior alteration L15 — relocate NICU; new AHU on roof with service stair and platform.
Addition/Alt Feb 24, 2026 $18,000,000 Open
14 6 Spadina RdToronto
Replace existing subway ventilation equipment — fans, shaft dampers & silencers.
Addition/Alt Apr 29, 2026 $17,500,000 Open
15 1901 Mount Pleasant RdToronto
Addition and alterations — electrical, structural, mechanical & plumbing.
Addition/Alt Apr 2, 2026 $17,000,000 Open
16 40 King St WToronto
Interior alterations — unit 2000–2200.
Addition/Alt Dec 19, 2025 $16,000,000 Open
17 483 Bay StToronto
Interior alterations to office — levels 4, 5, 9, 10.
Addition/Alt Feb 19, 2026 $16,000,000 Open
18 2535 Gerrard St EToronto
1,749 m² homeless shelter — renovation of former warehouse + addition of 22 bedsitting rooms (81 adults).
Addition/Alt Feb 27, 2026 $15,000,000 Open
19 25 York StToronto
New meeting spaces, open office areas, town hall space, kitchenettes & reception.
Addition/Alt Jan 2, 2026 $15,000,000 Open
20 141 Bay StToronto
47th floor — new open workspace, enclosed offices, meeting rooms & cafe stations.
Addition/Alt Feb 2, 2026 $15,000,000 Open
21 199 Bay StToronto
Exterior alterations — forecourt & courtyard landscape, waterproofing remediation below pavers.
Addition/Alt Dec 10, 2025 $15,000,000 Open
22 1 Adelaide St EToronto
Interior renovation — floors 11, 12 & 14 including new stair opening.
Addition/Alt Jan 27, 2026 $15,000,000 Open
23 2217 Kingston RdToronto
Ground floor retail fit-out — specialty millwork for Indigekwe Space (room 118).
Addition/Alt Dec 2, 2025 $14,900,000 Open
24 79 Wellington St WToronto
Interior alterations — floor 33 (Torys LLP).
Addition/Alt Apr 14, 2026 $13,598,076 Open
25 8 King St EToronto
Interior alteration — unit 1200 (Peloton Capital Management).
Addition/Alt Mar 30, 2026 $13,000,000 Open
26 333 Bay StToronto
Interior alteration to Group D occupancy — interconnected floor space (alternative solution).
Addition/Alt Dec 18, 2025 $12,500,000 Open
27 161 Bay StToronto
Interior alterations to existing office.
Addition/Alt Feb 26, 2026 $12,000,000 Open
28 35 Bramtree CrtBrampton
Industrial — Addition — Complete.
Addition Mar 20, 2026 $10,255,830 Open
29 166 Sylvan AveToronto
New gymnasium addition; interior renovation of classrooms & library — Elizabeth Simcoe Junior Public School.
Addition/Alt Dec 16, 2025 $10,169,400 Open
30 715 Milner AveToronto
Convert warehouse to new data centre; 2 new emergency generators installed on site.
Addition/Alt Jan 8, 2026 $10,000,000 Open
Data notes: Permits sourced from Canadian municipal building records. Active permits only (open/pending/issued). Permit values are declared estimates and may not reflect final project cost. May 2026 data is partial. Coverage limited to municipalities currently reporting to RenoIntel — Toronto, Mississauga, Brampton, Sudbury.