SEC Form DEFA14A filed by ABM Industries Incorporated
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
SCHEDULE 14A
(RULE 14a-101)
INFORMATION REQUIRED IN PROXY STATEMENT
SCHEDULE 14A INFORMATION
Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934
(Amendment No. ___)
Filed by the Registrant ☒ |
|
Filed by a Party Other than the Registrant ☐ |
|
Check the appropriate box:
☐ Preliminary Proxy Statement
☐ Confidential, for Use of the Commission Only (as Permitted by Rule 14a-6(e)(2))
☐ Definitive Proxy Statement
☒ Definitive Additional Materials
☐ Soliciting Material under § 240.14a-12
ABM Industries Incorporated
(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 all boxes that apply):
☒ No fee required.
☐ Fee paid previously with preliminary materials.
☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

Your Vote Counts! ABM INDUSTRIES INCORPORATED 2026 Annual Meeting Vote by March 24, 2026 11:59 PM ET. For shares held in the ABM Employee Stock Purchase Plan, vote by March 22, 2026 11:59 PM ET. ABM INDUSTRIES INCORPORATED ONE LIBERTY PLAZA 7TH FLOOR NEW YORK, NY 10006 V82747-P42640 You invested in ABM INDUSTRIES INCORPORATED and it’s time to vote! You have the right to vote on proposals being presented at the Annual Meeting. Important notice regarding the availability of proxy materials for the stockholder meeting to be held on March 25, 2026. To participate in the Annual Meeting, go to www.virtualshareholdermeeting.com/ABM2026 and enter the 16-digit control number found on this Notice and access on the date and time noted. Get informed before you vote View the Notice, Proxy Statement, Proxy Card, and Annual Report on Form 10-K for the Fiscal Year Ended October 31, 2025 online at www.ProxyVote.com OR you can receive a free paper or email copy of the material(s) by requesting prior to March 11, 2026. If you would like to request a paper or email 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. Requests, instructions and other inquiries sent to this email address will NOT be forwarded to your investment advisor. 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* March 25, 2026 11:00 a.m. Eastern Time Virtually at: www.virtualshareholdermeeting.com/ABM2026 *Please check the meeting materials for any special requirements for meeting attendance.

Vote at www.ProxyVote.comTHIS IS NOT A VOTABLE BALLOT You cannot use this Notice to vote your shares. This communication presents only an overview of the more complete proxy materials, which contain important information and are available to you on the internet or by mail. You may view the proxy materials online at www.proxyvote.com or easily request a paper or email copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. Voting Items Board Recommends 1. Election of twelve director nominees to serve one-year terms. Nominees: 1a. Quincy L. Allen For 1b. LeighAnne G. Baker For 1c. Carol A. Clements For 1d. Donald F. Colleran For 1e. James D. DeVries For 1f. Art A. Garcia For 1g. Thomas M. Gartland For 1h. Jill M. Golder For 1i. Barry A. Hytinen For 1j. Sudhakar Kesavan For 1k. Scott Salmirs For 1l. Winifred M. Webb For 2. Advisory approval of our executive compensation. For 3. Ratification of the appointment of KPMG LLP as our independent registered public accounting firm for the fiscal year ending October 31, 2026. For Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Delivery Settings”. V82748-P42640