MDA Space — Proxy Solicitation & Information Statement 2026

Mar 30, 2026

March 30, 2026

Computershare
650 boulevard De Maisonneuve ouest,
7e étage
Montreal (Québec), H3A 3T2
www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: BMTC Group 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 Meeting
Record Date for Notice of Meeting : April 24, 2026
Record Date for Voting (if applicable) : April 24, 2026
Beneficial Ownership Determination Date : April 24, 2026
Meeting Date : June 08, 2026
Meeting Location (if available) : Montreal, QC
Issuer sending proxy related materials directly to NOBO: Yes
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 SHARES | 05561N208 | CA05561N2086 |

Sincerely,

Computershare
Agent for BMTC Group Inc.