Company: WCN
Filing Date: 2025-04-04
Form Type: DEF 14A
Source: 0001104659-25-032201
Chunk: 9

Company: Waste Connections, Inc.
Filing Date: 2025-04-04
Form: DEF 14A
Chunk 9
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, investor meetings and investor conferences, both virtually and in person. We also communicate with shareholders and other interested parties through various media, including our annual and quarterly reports, sustainability reports, proxy statements and other SEC and Canadian securities filings, press releases and our website. Our conference calls to discuss quarterly earnings releases and major corporate developments are open to the public. These calls are available in real time and are archived as webcasts on our corporate website. Our CEO, Chief Financial Officer and other senior management regularly engage with investors to discuss our strategy, financial and business performance, and ESG efforts and to update investors on key developments. Communications with the Board of Directors We encourage shareholders and other interested parties to communicate with the Board of Directors. You may address your correspondence to the Board of Directors generally, the non-employee directors as a group or a specific director.

| ​ | WRITE TO US​ | ​ | ​ | Waste Connections, Inc.Attn: Corporate Secretary6220 Hwy 7, Suite 600Woodbridge, Ontario L4H 4G3Canada | ​ | ​ | Waste Connections, Inc.Attn: Corporate Secretary3 Waterway Square Place, Suite 110The Woodlands, Texas 77380USA | ​ |

10 2025 Proxy • Waste Connections, Inc.

TABLE OF CONTENTS Board Committees

Our Board of Directors has four standing committees: the Audit Committee, the Compensation Committee. the Nominating and Corporate Governance Committee and the Executive Committee. Except for the Executive Committee, all committees are composed entirely of independent, non-employee directors. Committee charters can be accessed at https://investors.wasteconnections.com under “Governance”.

| ​ | Audit Committee | ​ | ​ | 2024 Meetings: 4 | ​ |

| ​ | Members: |   |   |   |                      |   |   |   |                  |   |   |   |                  |   |   |   |               |   |   |   |   | ​ |
| ​ | ​        | ​ | ​ | ​ |                      | ​ | ​ | ​ |                  | ​ | ​ | ​ |                  | ​ | ​ | ​ |               | ​ | ​ | ​ | ​ | ​ |
| ​ | ​        | ​ | ​ | ​ | ChairElise L. Jordan | ​ | ​ | ​ | Andrea E.Bertone | ​ | ​ | ​ | Michael W.Harlan | ​ | ​ | ​ | Carl D.Sparks | ​ | ​ | ​ | ​ |