LYDALL, INC. ANNUAL MEETING OF STOCKHOLDERS

Due to ongoing concern related to the COVID-19 pandemic, this year’s Annual Meeting of stockholders will be conducted virtually via the internet on April 20, 2021 at 9:00am Eastern time. Stockholders will be able to attend the Annual Meeting, vote, access the stockholder list, and submit questions via a live webcast accessible at https://virtualshareholdermeeting.com/LDL2021