John Joseph Brennan

b. 1954

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: American Express Company, 3 years.

3 years · Since 2023

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Questions about John Joseph Brennan

What boards is John Joseph Brennan on?

John Joseph Brennan sits on the board of American Express Company.

How long has John Joseph Brennan served on boards?

Our records show at least 4 years of board service across 1 board, the earliest from 2023.

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