 He returned to private business and established the Mortimer R. Proctor Trust which supported non profit activities in arts, culture, education, and religion in Proctor, Vermont.Proctor died on April 28, 1968, and is interred at South Street Cemetery, Proctor, Vermont.Proctor was the grandson of Redfield Proctor, the son of Fletcher D. Proctor, and the nephew of Redfield Proctor Jr.