Additional Proxy Soliciting Materials (Form DEFA14A)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant ☒

Filed by a party other than the Registrant ☐

Check the appropriate box:

OOMA, INC.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

Your Vote Counts OOMA, INC. 2021 Annual Meeting Vote by June 1, 2021 11:59 PM ET OOMA, INC. 525 ALMANOR AVENUE SUITE 200 SUNNYVALE, CA 94085 D50847-P55026 You invested in OOMA, 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 material for the stockholder meeting to be held on June 2, 2021. Get informed before you vote View the Combined Document online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 19, 2021. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to [email protected]. 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. For complete information and to vote, visit www.ProxyVote.com Control Smartphone users Point your camera here and vote without entering a control number Vote Virtually at the Meeting* June 2, 2021 11:00 AM PDT Virtually at: www.virtualshareholdermeeting.com/ooma2021 *Please check the meeting materials for any special requirements for meeting attendance.

ness as may properly come before the Annual Meeting or any adjournment or postponement thereof. Our Board of Directors recommends that you vote FOR the election of the director nominees named in Proposal No. 1 of the Proxy Statement, FOR the ratification of the appointment of KPMG LLP as our independent registered public accounting firm as described in Proposal No. 2 of the Proxy Statement and FOR the compensation of our named executive officers as described in Proposal No. 3 of the Proxy Statement. D82204-P68203