Joanne L. Viney

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
5 years
Director since
2023

5 years of board service in total across 2 boards, counting each seat separately. Longest: LENZ Therapeutics Inc., 3 years.

3 years · Since 2023
1 year · Since 2025

Shareholder support

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

Questions about Joanne L. Viney

What boards is Joanne L. Viney on?

Joanne L. Viney sits on the boards of LENZ Therapeutics Inc. and Sionna Therapeutics Inc.

How long has Joanne L. Viney served on boards?

Our records show at least 5 years of board service across 2 boards, the earliest from 2023.

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