Cooper tires makes them
Yokohama makes Prodigy Tires.
Firestone makes Champion tires.
Maxxis makes Aspen tires.
Who makes tex star tires
Cooper Tires makes the Eldorado tire.
Roadrunner Rubber Corporation in Houston, Texas. The Road Runner APT Plus tires I put on my Trailblazer were made by Cooper Tire for Mills Fleet Farm - Source - the information packet I get with the tires.
The Bridgestone Corporation of Japan makes Bridgestone tires
The company that makes the best car tires is mainly a matter of opinion except there are a few brands of tires that are better: What company makes the best car tires
Michelin Tire Corp makes Riken Tires
Tires Plus stores do have coupons available and they can be printed from the Tires Plus website, tiresplus.com
It really depends on the type of tire you are interested it. There are many Tires Plus Coupons available online and many sales to help with the cost of your new tires.