| Business | Phone |
| Erdtmann Brothers 2225 5th St, Berkeley 94710 | (510) 540-1000 |
| Information Exchange 2131 University Ave, Berkeley 94704 | (510) 848-5553 |
| Jmr Capital Management Inc 2936 Domingo Ave, Berkeley 94705 | (510) 525-1125 |
| Madison Avenue Capital Group 3030 Ashby Ave, Berkeley 94705 | (510) 883-0965 |
| William B Mc Coy 1519 Shattuck Ave, Berkeley 94709 | (510) 981-1991 |
| Renaissance Technology 715 Hearst Ave, Berkeley 94710 | (510) 849-5900 |
| Social Equity Group 2550 9th St # 204a, Berkeley 94710 | (510) 644-9484 |
| Vega Capital Group 2855 Telegraph Ave, Berkeley 94705 | (510) 540-8480 |