All Employees: Professional and Business Services: Office Administrative Services in California was 68.60000 Thous. of Persons in March of 2022, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services: Office Administrative Services in California reached a record high of 75.60000 in March of 2017 and a record low of 29.20000 in July of 1991. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Professional and Business Services: Office Administrative Services in California - last updated from the United States Federal Reserve on March of 2024.