Your Vote Counts! SHOALS TECHNOLOGIES GROUP, INC. 51 MERCEDES WAY EDGEWOOD, NY
11717 SHOALS TECHNOLOGIES GROUP, INC. 2023 Annual Meeting Vote by May 3, 2023 11:59 PM ET You invested in SHOALS TECHNOLOGIES GROUP, INC. and it’s time to vote! You have the right to vote on proposals being presented at the Annual
Meeting. This is an important notice regarding the availability of proxy materials for the shareholder meeting to be held on May 4, 2023. Get informed before you vote View the Notice & Proxy Statement and Form 10-K online OR you can
receive a free paper or email copy of the material(s) by requesting prior to April 20, 2023. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.ProxyVote.com, (2) call
1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. Vote
Virtually at the Meeting* May 4, 2023 10:00 AM EDT Virtually at: www.virtualshareholdermeeting.com/SHLS2023 *Please check the meeting materials for any special requirements for meeting attendance. Smartphone users Point your camera here
and vote without entering a control number V1.1 For complete information and to vote, visit www.ProxyVote.com Control # V05403-P85512