Company: WCN
Filing Date: 2025-04-04
Form Type: DEF 14A
Source: 0001104659-25-032201
Chunk: 24

Company: Waste Connections, Inc.
Filing Date: 2025-04-04
Form: DEF 14A
Chunk 24
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 or in equivalent positions at any company should not serve on more than two boards of public companies in addition to our Board of Directors, and other directors should not serve on more than four other boards of public companies in addition to our Board of Directors. Additionally, our Audit Committee Charter specifies that directors may not simultaneously serve on the audit committees of more than two other public companies unless our Board of Directors first determines such service will not impair the ability of the director to serve effectively on our Audit Committee. The director biographies list the other reporting issuers for which the Company’s directors serve as directors and the stock exchange on which those issuers are listed.

34 2025 Proxy • Waste Connections, Inc.

TABLE OF CONTENTS Share Ownership

Share Ownership of Five Percent Shareholders The following table shows ownership information for any person or company known by our directors and executive officers to beneficially own, or control or direct, directly or indirectly, 5% or more of the Common Shares. This information is presented as of the Record Date.

| ​ | NAME OF BENEFICIAL OWNER | ​ | ​ | NUMBER OF OUTSTANDINGCOMMON SHARESBENEFICIALLY OWNED(1) | ​ | ​ | PERCENTOF CLASS(2) | ​ |
| ​ | The Vanguard Group(3)    | ​ | ​ |                                              28,410,377 | ​ | ​ | 11.00%             | ​ |

(1) Beneficial ownership is determined in accordance with the rules of the SEC. In general, a person who has voting power and/or investment power with respect to securities is treated as the beneficial owner of those securities. (2) Based on 258,363,968 Common Shares outstanding as of the Record Date. (3) The Common Share ownership of The Vanguard Group is based on a Schedule 13G/A filed with the SEC on February 13, 2024. The Vanguard Group has sole voting power with respect to zero Common Shares, shared voting power with respect to 2,776,978 Common Shares, sole dispositive power with respect to 25,329,433 Common Shares and shared dispositive power with respect to 3,080,944 Common Shares. The address of The Vanguard Group is 100 Vanguard Blvd., Malvern, Pennsylvania 19355.

2025 Proxy • Waste Connections, Inc. 35

TABLE OF CONTENTS Share Ownership

Share Ownership of the Board of Directors and Corporate Officers The following table sets forth information known to the Company concerning Common Shares beneficially owned,