

| TETRA TECH INC | 01/03/2022 AGM | |
|---|---|---|
| 1a | Elect Dan L. Batrack - Chair & Chief Executive | Oppose |
| 1b | Elect Gary R. Birkenbeuel - Non-Executive Director | For |
| 1c | Elect J. Christopher Lewis - Non-Executive Director | Oppose |
| 1d | Elect Joanne M. Maguire - Non-Executive Director | For |
| 1e | Elect Kimberly E. Ritrievi - Non-Executive Director | Oppose |
| 1f | Elect J. Kenneth Thompson - Non-Executive Director | Oppose |
| 1g | Elect Kirsten M. Volpi - Non-Executive Director | Oppose |
| 2 | Advisory Vote on Executive Compensation | Abstain |
| 3 | Appoint the Auditors | Oppose |