Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: Luis Fernandez-Moreno DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: Diane H. Gulyas DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: Bruce D. Hoechner DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: David H. Li DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: Frederick J. Lynch DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: Karen G. Narwold DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: F. David Segal DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: J. Kevin Willis DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Election of the below Director nominees, each for a one-year term and until his or her successor is duly elected and qualified: Benjamin G. (Shon) Wright DIRECTOR ELECTIONS ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Advisory vote on compensation of our Named Executive Officers (Say-on-Pay). SECTION 14A SAY-ON-PAY VOTES ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Ratification of the appointment of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm for 2026. AUDIT-RELATED ISSUER 3839.000000 0 FOR 3839.000000 FOR S000000289 Ingevity Corporation 45688C107 US45688C1071 04/29/2026 Amendment to increase authorized shares under the Ingevity Corporation 2025 Omnibus Incentive Plan. COMPENSATION ISSUER 3839.000000 0 AGAINST 3839.000000 AGAINST S000000289