 After his retirement from office, Renfrow lived in Kansas City, Missouri for a few years, but later becoming engaged in the lead and zinc business in northeastern Oklahoma removed to Miami, Oklahoma, where he operated his mining business under the Renfrow Mining and Royalty Company and became an extensive owner of lead and zinc properties.Some two years prior to his death he embarked in the oil and gas business in the Mexia field in Texas where he spent a considerable portion of his time.His business ventures were highly successful.