UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

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

BEACON ROOFING SUPPLY, 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):

☒ 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

You invested in BEACON ROOFING SUPPLY, 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 shareholder meeting to be held on May 17, 2023.

Get informed before you vote

View the Form 10-K, Notice & Proxy Statement online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 03, 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.

*If you choose to vote these shares in person at the meeting, you must request a “legal proxy.” To do so, please follow the instructions at www.ProxyVote.com or request a paper copy of the materials, which will contain the appropriate instructions. Please check the meeting materials for any special requirements for meeting attendance.

  Vote at www.ProxyVote.com

THIS IS NOT A VOTABLE BALLOT   This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters.

Voting Items		Board Recommends
1.	Election of Directors
	Nominees:
01	Philip W. Knisely		For
02	Julian G. Francis		For
03	Barbara G. Fast		For
04	Richard W. Frost		For
05	Alan Gershenhorn		For
06	Melanie M. Hart		For
07	Racquel H. Mason		For
08	Robert M. McLaughlin		For
09	Earl Newsome, Jr.		For
10	Neil S. Novich		For
11	Stuart A. Randle		For
12	Nathan K. Sleeper		For
13	Douglas L. Young		For
2.	To ratify the selection of Ernst & Young LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2023.		For
3.	To approve the compensation for our named executive officers as presented in the Compensation Discussion and Analysis, the compensation tables, and the related disclosures contained in the Proxy Statement on a non-binding, advisory basis.		For
4.	To determine how often (i.e. every one, two or three years) the Company will include a proposal, similar to Proposal No. 3 above, in our annual Proxy Statement on a non-binding, advisory basis.		Year
5.	To approve the Company’s 2023 Employee Stock Purchase Plan.		For
6.	The transaction of such other business as may properly come before the Annual Meeting and any adjounment(s) or postponement(s) thereof.