I think they are all about the same amount of money. I don't think price should play a role in your decision IMO.
Call Tony Brown. I took his course during the summer, and it was awesome. He is a certified MSF instructor.
Take the class now while it is cool.
Here is his website.
Highlands Professional Motorcycle Training
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93 Saleen Spyder #53 H/C Novi 2000
05 Rubicon Lifted, ect
13 BMW S1000RR, 10 R1200GSA
14 Honda Grom
12 KTM690 Enduro R
Too many old bikes and mini bikes to list.