Dorchester Minerals: Co-founder McManemin retires from Board; Nance appointed, Vaughn Interim Chair

DORCHESTER MINERALS, L.P.

William Casey McManemin retires from Board effective Dec 31, 2025; named Chairman Emeritus (honorary, no compensation).
Robert C. Vaughn, co-founder and current Board member, appointed Interim Chairman effective immediately.
Albert G. Nance III appointed to Board effective Jan 1, 2026; brings 38 years of oil and gas experience.
McManemin co-founded Dorchester predecessors in 1988 and served as CEO for 19 years.

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