MELKIOR RESOURCES INC.

Annual General and Special Meeting: June 25, 2026 TSX Venture (TSXV) – MKR Management Information Circular Form of Proxy Form of VIF Supplemental Mail Card Notice of Meeting

Base Carbon Inc.

Annual General Meeting: June 25, 2026 Cboe CA:BCBN Management Information Circular Form of Proxy Form of VIF Supplemental Mail Card Notice & Access Notification

XTRA-GOLD RESOURCES.

Annual General and Special Meeting: June 26, 2026 TSX: XTG OTCQB:XTGRF Management Information Circular Form of Proxy Form of VIF Supplemental Mail Card Notice of Meeting Notice & Access Notification