All Employees: Professional and Business Services: Employment Services in California was 514.00000 Thous. of Persons in March of 2022, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services: Employment Services in California reached a record high of 519.00000 in September of 2000 and a record low of 186.00000 in February of 1992. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Professional and Business Services: Employment Services in California - last updated from the United States Federal Reserve on March of 2024.