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| 100 University Avenue, 8th floor Toronto ON, M5J 2Y1 www.computershare.com | ||
| Date: May 31, 2018 | ||
To: All Canadian Securities Regulatory Authorities
Subject: MITEL NETWORKS CORPORATION
Dear Sir/Madam:
We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:
| Meeting Type : | Special Meeting | |
| Record Date for Notice of Meeting : | June 07, 2018 | |
| Record Date for Voting (if applicable) : | June 07, 2018 | |
| Beneficial Ownership Determination Date : | June 07, 2018 | |
| Meeting Date : | July 10, 2018 | |
| Meeting Location (if available) : | Ottawa (Kanata), ON | |
| 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 | ||
| COMMON | 60671Q104 | CA60671Q1046 | ||
Sincerely,
Computershare
Agent for MITEL NETWORKS CORPORATION