E. H. Harriman
From 1904 to 1909 Randolph served as vice president and general manager of the Gila Valley, Globe and Northern Railway and the Maricopa, Phoenix &amp; Salt River Valley Railroad Co.. In June 1909 he became the general manager of the Cananea, Yaqui River &amp; Pacific R.R. Co. in Mexico. All three railroads were owned by E. H. Harriman.