WILLIAM PATRICK CALLAHAN is an investment adviser representative (IAR) with state registration records since 2000, appearing at 5 firms. Currently registered with CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC..
| Firm | From | To | Current |
|---|---|---|---|
| CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. | 2020-03-26 | present | Yes |
| FULCRUM ADVISORY SERVICES, LLC | 2008-06-13 | 2014-03-17 | — |
| BANC OF AMERICA INVESTMENT SERVICES, INC. | 2004-10-20 | 2008-05-28 | — |
| QUICK & REILLY, INC. | 2003-09-03 | 2004-10-20 | — |
| MORGAN STANLEY DW INC. | 2000-02-08 | 2003-09-03 | — |