Waste Connections, Inc. (NYSE:WCN) Q1 2024 Earnings Conference Call April 25, 2024 8:30 AM ET Company Participants Ron Mittelstaedt - President and Chief Executive Officer Mary Anne Whitney - Chief Financial Officer Conference Call Participants Tyler Brown - Raymond James Sabahat Khan - RBC Capital Markets Michael Hoffman - Stifel Kevin Chiang - CIBC Noah Kaye - Oppenheimer Bryan Burgmeier - Citi Hillary Lee - Morgan Stanley Adam Bubes - Goldman Sachs Tony Bancroft - Genco Investors Jack Wilson - Truist Sec ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Table of Contents Commission file number 1-34370 WASTE CONNECTIONS, INC. (Exact name of registrant as specified in its charter) Ontario, Canada (State or o ...

Exhibit 99.1 WASTE CONNECTIONS REPORTS FIRST QUARTER 2024 RESULTS TORONTO, ONTARIO, April 24, 2024 - Waste Connections, Inc. (TSX/NYSE: WCN) ("Waste Connections" or the "Company") today announced its results for the first quarter of 2024. "We are extremely pleased by the strong start to the year driving better than expected operating and financial results, which, along with recently completed acquisitions, positions us well for the remainder of 2024. Adjusted EBITDA(b) margin expansion of 160 basis points t ...

Waste Connections, Inc. (NYSE:WCN) Q4 2023 Earnings Conference Call February 14, 2024 8:30 AM ET Company Participants Ron Mittelstaedt - President and Chief Executive Officer Mary Anne Whitney - Chief Financial Officer Conference Call Participants Tyler Brown - Raymond James Toni Kaplan - Morgan Stanley Adam Bubes - Goldman Sachs Noah Kaye - Oppenheimer Kevin Chiang - CIBC Bryan Burgmeier - Citi John Mazzoni - Wells Fargo Michael Hoffman - Stifel Walter Spracklin - RBC Capital Markets James Schumm - TD Cowe ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ___________ to ___________ Commission File No. 1-34370 WASTE CONNECTIONS, INC. (Exact name of registrant as specified in its charter) Ontario, Ca ...

Waste Connections, Inc. (NYSE:WCN) Q3 2023 Earnings Conference Call October 26, 2023 8:30 AM ET Company Participants Ron Mittelstaedt – President and Chief Executive Officer Mary Anne Whitney – Chief Financial Officer Conference Call Participants Toni Kaplan – Morgan Stanley Kevin Chiang – CIBC Jasper Bibb – Truist Securities Michael Hoffman – Stifel Bryan Burgmeier – Citi Tyler Brown – Raymond James Noah Kaye – Oppenheimer Jerry Revich – Goldman Sachs Stephanie Moore – Jefferies Stephanie Yee – JPMorgan Op ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-34370 WASTE CONNECTIONS, INC. (Exact name of registrant as specified in its charter) Ontario, Canada (State or ...

Waste Connections, Inc. (NYSE:WCN) Q2 2023 Earnings Conference Call August 3, 2023 8:30 AM ET Company Participants Ronald Mittelstaedt - Founder, CEO, President & Director Mary Whitney - EVP & CFO Conference Call Participants Toni Kaplan - Morgan Stanley Sean Eastman - KeyBanc Capital Markets Tyler Brown - Raymond James Noah Kaye - Oppenheimer Stephanie Yee - JPMorgan Chase & Co. Michael Hoffman - Stifel, Nicolaus & Company Harold Antor - Jefferies Kevin Chiang - CIBC Jerry Revich - Goldman Sachs Group Brya ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 WASTE CONNECTIONS, INC. (Exact name of registrant as specified in its charter) For the quarterly period ended June 30, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-34370 Ontario, Canada (State or ot ...

Waste Connections, Inc. (NYSE:WCN) Q1 2023 Earnings Conference Call April 27, 2023 8:30 AM ET Company Participants Ronald Mittelstaedt - President and Chief Executive Officer Mary Anne Whitney - Chief Financial Officer Conference Call Participants Tyler Brown - Raymond James & Associates, Inc. Kevin Chiang - CIBC Capital Markets Sean Eastman - KeyBanc Capital Markets, Inc. Michael Hoffman - Stifel Financial Corp. Noah Kaye - Oppenheimer & Co., Inc. Jasper Bibb - Truist Securities Hilary Lee - Morgan Stanley ...