# MCMAHON BRIAN JOHN

MCMAHON BRIAN JOHN appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 6 filing roles across Form ADV (6).

## Filings (6)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| — | Form ADV | [THORNBURG INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106357) | VICE CHAIRMAN, DIRECTOR | SANTA FE, NM |
| — | Form ADV | [ALLIANCEBERNSTEIN L.P.](https://search.stillhousedata.com/firm/108477) | DIRECTOR OF ABC | NASHVILLE, TN |
| — | Form ADV | [ALLIANCEBERNSTEIN HOLDING L.P.](https://search.stillhousedata.com/firm/106998) | DIRECTOR OF ABC | NASHVILLE, TN |
| — | Form ADV | [ALLIANCEBERNSTEIN CORPORATION](https://search.stillhousedata.com/firm/107445) | DIRECTOR OF ABC | NEW YORK, NY |
| — | Form ADV | [AXA EQUITABLE LIFE INSURANCE COMPANY](https://search.stillhousedata.com/firm/104845) | INTERIM CHAIRMAN AND CHIEF EXECUTIVE OFFICER | NEW YORK, NY |
| — | Form ADV | [SELECT INNOVATION INVESTMENTS LLC](https://search.stillhousedata.com/firm/166394) | MANAGING MEMBER | CHICAGO, IL |


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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.