| Business | Phone |
| American Karate 2440 Sand Creek Rd # E10, Brentwood 94513 | (925) 240-8384 |
| Bamboo Village 7351 Brentwood Blvd # B, Brentwood 94513 | (925) 634-4686 |
| Brentwood Karate Kenpo 3877 Walnut Blvd, Brentwood 94513 | (925) 516-1339 |
| Delta Tae Kwon Do 1930 Little John Way, Brentwood 94513 | (925) 516-9457 |
| Mt Diablo Martial Arts 8065 Brentwood Blvd, Brentwood 94513 | (925) 513-7591 |
| Nor Cal Shaolin Kenpo Karate 4501 Ohara Ave, Brentwood 94513 | (925) 513-1654 |
| Tosh's Academy Of Shorin-Ryu 4505 Ohara Ave, Brentwood 94513 | (925) 634-4280 |