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| April 6, 2026 | 320 Bay Street, 14th floor | |
| Toronto ON, M5H 4A6 | ||
| www.computershare.com |
To: All Canadian Securities Regulatory Authorities
Subject: GFL ENVIRONMENTAL INC.
Dear Sir/Madam:
We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:
| Meeting Type : | Annual and Special Meeting | |
| Record Date for Notice of Meeting : | April 13, 2026 | |
| Record Date for Voting (if applicable) : | April 13, 2026 | |
| Beneficial Ownership Determination Date : | April 13, 2026 | |
| Meeting Date : | May 13, 2026 | |
| Meeting Location (if available) : | Virtual Meeting | |
| Issuer sending proxy related materials directly to NOBO: | No | |
| Issuer paying for delivery to OBO: | Yes | |
| Notice and Access (NAA) Requirements: | ||
| NAA for Beneficial Holders | No | |
| NAA for Registered Holders | No | |
| Voting Security Details: | ||
| Description | CUSIP Number | ISIN |
| MULTIPLE VOTING SHARES | 36168Q203 | CA36168Q2036 |
| SUBORDINATE VOTING SHARES | 36168Q104 | CA36168Q1046 |
| SERIES A PERPETUAL CONVERTIBLE PREFERRED SHARES | 36168Q500 | CA36168Q5005 |
| SERIES B PERPETUAL CONVERTIBLE PREFERRED SHARES | 36168Q138 | CA36168Q1384 |
Sincerely,
Computershare
Agent for GFL ENVIRONMENTAL INC.