All Employees: Professional and Business Services in Missouri was 373.50000 Thous. of Persons in January of 2021, according to the United States Federal Reserve. Historically, All Employees: Professional and Business Services in Missouri reached a record high of 384.30000 in January of 2018 and a record low of 217.90000 in January of 1990. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Professional and Business Services in Missouri - last updated from the United States Federal Reserve on April of 2024.