Assistant cashier Merchants. National Bank and First National Bank, Baltimore, 1923-1929. Partner Robert Garrett & Sons, Baltimore, 1929-1974, senior partner, 1954-1964, chairman of the executive committee, 1964-1970.
Limited partner, Alex. Brown & Sons, Baltimore, 1974-1979. Director and member Executive Committee Colonial Stores, Inc., 1933-1973, Commercial Credit Company, 1954-1975, Maryland.
Shipbuilding & Drydock Сompany. Vice president and director National Food Products. Director Provident Savings Bank, 1940-1970, Humphrey Manufacturing, Carey Machinery & Supply Company, 1948-1976, Green Mount Cemetery, 1962-1976.
Trustee Gilman School, 1925-1979, president of the board of trustees, 1949-1956. Trustee and president of the board Evergreen House Foundation, Thomas Wilson Sanitarium. Trustee Union Memorial Hospital, Ralph C. Heller Foundation, Anna Emory Warfield Foundation.