# DIANA DOELLER COOPER

DIANA DOELLER COOPER is an investment adviser representative (IAR) with state registration records since 1995, appearing at 5 firms. Currently registered with SUMMIT FINANCIAL, LLC.

## Registration history (5)

| Firm | From | To | Current |
| --- | --- | --- | --- |
| [SUMMIT FINANCIAL, LLC](https://search.stillhousedata.com/firm/299322) | 2026-01-01 | present | Yes |
| [SYMPHONIC FINANCIAL ADVISORS LLC](https://search.stillhousedata.com/firm/135603) | 2016-09-22 | 2023-12-20 | — |
| [MORGAN STANLEY SMITH BARNEY LLC](https://search.stillhousedata.com/firm/149777) | 2012-06-11 | 2015-01-28 | — |
| [CITIGROUP GLOBAL MARKETS INC.](https://search.stillhousedata.com/firm/7059) | 2006-02-21 | 2012-06-11 | — |
| [LEGG MASON WOOD WALKER, INCORPORATED](https://search.stillhousedata.com/firm/6555) | 1995-09-06 | 2006-02-21 | — |

## More

- [This representative on SEC IAPD (source of record)](https://adviserinfo.sec.gov/individual/summary/1320415)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/rep/1320415.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.