# KEITH LARSEN

KEITH LARSEN is an investment adviser representative (IAR) with state registration records since 2005, appearing at 10 firms. Currently registered with EQUITY SERVICES, INC..

## Registration history (10)

| Firm | From | To | Current |
| --- | --- | --- | --- |
| [EQUITY SERVICES, INC.](https://search.stillhousedata.com/firm/265) | 2025-05-15 | present | Yes |
| [CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.](https://search.stillhousedata.com/firm/134139) | 2023-10-19 | 2025-03-13 | — |
| [DIVERSIFY ADVISORY SERVICES, LLC](https://search.stillhousedata.com/firm/326060) | 2023-09-15 | 2023-10-06 | — |
| [DFPG INVESTMENTS, LLC](https://search.stillhousedata.com/firm/155576) | 2021-10-05 | 2023-10-06 | — |
| [HORNOR, TOWNSEND & KENT, LLC](https://search.stillhousedata.com/firm/4031) | 2020-04-10 | 2021-10-07 | — |
| [PRINCIPAL SECURITIES, INC.](https://search.stillhousedata.com/firm/1137) | 2017-07-31 | 2018-04-04 | — |
| [OSAIC FA, INC.](https://search.stillhousedata.com/firm/3978) | 2013-03-27 | 2017-07-27 | — |
| [MML INVESTORS SERVICES, LLC](https://search.stillhousedata.com/firm/10409) | 2011-09-26 | 2013-02-06 | — |
| [INSPHERE SECURITIES, INC.](https://search.stillhousedata.com/firm/136433) | 2007-11-16 | 2009-09-09 | — |
| [EQUITABLE ADVISORS, LLC](https://search.stillhousedata.com/firm/6627) | 2005-09-08 | 2007-10-08 | — |

## More

- [This representative on SEC IAPD (source of record)](https://adviserinfo.sec.gov/individual/summary/4340933)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/rep/4340933.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.