Dye & Durham — Proxy Solicitation & Information Statement 2026

Apr 10, 2026

Date: April 10, 2026

Computershare

320 Bay Street, 14th Floor

Toronto ON M5H 4A6

www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: DYE & DURHAM LIMITED

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 : May 06, 2026
Record Date for Voting (if applicable) : May 06, 2026
Beneficial Ownership Determination Date : May 06, 2026
Meeting Date : June 09, 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
COMMON	267488104	CA2674881040

Sincerely,

Computershare
Agent for DYE & DURHAM LIMITED