 He also worked as a banker, including roles as founder and president of Citizens National Bank of Laurel from March 1890 to 1913.Stanley was director of the B&O Railroad from 1883 to 1886 and a member and chairman of the executive committee of the Board of Trustees for Maryland Agricultural College, the original chartered name of the University of Maryland, from 1882.He worked for the School Commissioners of Prince George's County and was elected in 1906 to the office of first vice-president by the Association of School Commissioners and County Superintendents of Maryland.