| Business | Phone |
| United Taekwondo 1560 S Mason Rd E, Katy 77450 | (281) 392-4611 |
| Kim Soo Karate Inc 20235 Katy Fwy C, Katy 77450 | (281) 647-0680 |
| Karate For Kids 1813 N Mason Rd, Katy 77449 | (281) 347-1282 |
| Katy Uma Taekwondo Institute 920 S Mason Rd B, Katy 77450 | (281) 392-6668 |