| F L Advisors 2360 Vallejo St, San Francisco, CA - 94123 Phone : (415) 931-9447 |
| Second Derivative Research 1630 Union St, San Francisco, CA - 94123 Phone : (415) 674-4996 |
| Karp Capital 2269 Chestnut St, # 308, San Francisco, CA - 94123 Phone : (415) 345-8185 |
| Ljci 1795 Union St, San Francisco, CA - 94123 Phone : (415) 409-8703 |