Sensient Technologies Corporation ANNUAL MEETING OF SHAREHOLDERS Thursday,
April 27, 2023 8:00 a.m., Central Time Westin Milwaukee 550 N. Van Buren Street Milwaukee, Wisconsin Directions to the Sensient Technologies Corporation Annual Meeting are available by contacting the Company’s Secretary at (414)
271-6755. Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to be Held on April 27, 2023. Notice is hereby given that the Annual Meeting of Shareholders of Sensient Technologies Corporation will be
held at the Westin Milwaukee, 550 N. Van Buren Street, Milwaukee, Wisconsin on Thursday, April 27, 2023 at 8:00 a.m., Central Time. This communication presents only an overview of the more complete proxy materials that are available to you
on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. The Proxy Statement, Annual Report on Form 10-K, and Shareholder Letter are available at
http://www.astproxyportal.com/ast/SXT . If you want to receive a paper copy or an email with links to the electronic materials, you must request one. There is no charge to you for requesting a copy. Please make your request for a copy as
instructed on the reverse side of this notice on or before April 14, 2023 to facilitate timely delivery. Matters intended to be acted upon at the meeting are listed below. The Board of Directors recommends that you vote FOR all nominees
listed in Item 1, FOR Items 2 and 4, and for “1 YEAR” in Item 3. 1. Election of Directors: 01 Joseph Carleone 02 Kathleen Da Cunha 03 Mario Ferruzzi 04 Carol R. Jackson 05 Sharad P. Jain 06 Donald W. Landry 07 Paul Manning 08 Deborah
McKeithan-Gebhardt 09 Scott C. Morrison 10 Essie Whitelaw Proposal to approve the compensation paid to Sensient’s named executive officers, as disclosed pursuant to Item 402 of Regulation S-K, including the Compensation Discussion and
Analysis, compensation tables, and narrative discussion in the accompanying proxy statement. Proposal to approve the frequency of future advisory votes on the compensation of Sensient’s named executive officers. Proposal to ratify the
appointment of Ernst & Young LLP, certified public accountants, as the independent auditors of Sensient for 2023. Shareowner Services P.O. Box 64945 St. Paul, MN 55164-0945