Original sentence: All are based in the same location in the USA.However, the ATA, WTTU and STF are actually all the same.See Kukkiwon   The ATA is currently headquartered in Little Rock, Arkansas and led by Soon Ho Lee.So Songahm is just another name for ATA, aka, Karate For Kids.This group is actually a private Taekwondo business organization not to be confused with Taekwondo in South Korea, which is radically different
Edited sentence: ATA-affiliated schools also host self defense seminars to teach techniques for emergency escape from an attacker.The ATA is currently headquartered in Little Rock, Arkansas and led by Soon Ho Lee