In-box flooded as this post was "featured" on the front page of bimmerpost.
I will try to respond to as many as I can. Noteworthy, thus far:
BR Performance
Company states they are the first to have cracked BMW ECU's (Bosch computers), and that enabled AMS Performance to tune the MCLAREN & the new M3/M4/M5/M6. That is a big claim and worth noting. They provided this link, a thread that was also featured:
http://f10.m5post.com/forums/showthread.php?t=1066353
Other Tuners
I am happy to include your info in the table, but at minimum you have to point me to a website that lists your product, price, and claimed hp/torque results.