http://www.studio204.ca/
$320 per day (10 hours)
Lighting + Grip rental INCLUDED!

http://www.studio18.ca/studiorental.html
Weekend 8 hrs = 150

http://www.rentstudioone.com/
Cove Studio $500 - $400 (not sure)
8:30am - 6:30pm.

http://www.groopstudio.com/studio/rates.html
8hrs: $185

http://www.fizheye.com/studio/rate.asp
Full Day Rental (8 hours or less): $150.00+GST

http://www.torontophotostudio.com/
Boa Studios
Weekday $300 (8am-6pm).
Weekend +50%

http://www.spectrum-studios.com/
No pictures
Weekday 8am to 6pm= $165
Weekend  $205