CALLAHAN MICHAEL LEONARD appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. CALLAHAN MICHAEL LEONARD appears on 1 filing role across Form ADV (1).
| Filed | Source | Entity | Role | Location |
|---|---|---|---|---|
| — | Form ADV | E. MAGNUS OPPENHEIM & CO. INC. | INTERIM CCO`` | NEW YORK, NY |