# Douglas Thornley Siegel

Douglas Thornley Siegel appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 5 filing roles across Form ADV (5).

## Filings (5)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2025-05-09 | Form ADV | [OPPENHEIMER INVESTMENT MANAGEMENT LLC](https://search.stillhousedata.com/firm/133243) | GLOBAL COMPLIANCE OFFICER | NEW YORK, NY |
| 2025-05-09 | Form ADV | [OPPENHEIMER ALTERNATIVE INVESTMENT MANAGEMENT, LLC](https://search.stillhousedata.com/firm/140485) | GLOBAL COMPLIANCE OFFICER | NEW YORK, NY |
| 2025-05-14 | Form ADV | [ADVANTAGE ADVISERS MANAGEMENT, LLC](https://search.stillhousedata.com/firm/108180) | GLOBAL COMPLIANCE OFFICER | NEW YORK, NY |
| 2025-05-12 | Form ADV | [ADVANTAGE ADVISERS MULTI-MANAGER, L.L.C.](https://search.stillhousedata.com/firm/108178) | GLOBAL  COMPLIANCE OFFICER | NEW YORK, NY |
| 2025-05-09 | Form ADV | [OPPENHEIMER ASSET MANAGEMENT](https://search.stillhousedata.com/firm/105559) | GLOBAL COMPLIANCE OFFICER | NEW YORK, NY |


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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.