Senate Committees:

79th General Assembly – Insurance; Labor and Management Relations; and Local Government, Fees and Salaries.

80th General Assembly – Appropriations (vice chairman); Insurance; Labor and Management Relations (chairman); Local Government, Fees and Salaries; State Health Care; Joint Committee on Missouri-St. Louis Metropolitan Airport (chairman).

81st General Assembly – Appropriations (chairman); State Fiscal Affairs (chairman); Labor and Management Relations (chairman); Apportionment, Elections, Military and Veterans Affairs; State Budget Control; Local Government, Fees and Salaries; and Ways and Means.

82nd General Assembly – Appropriations (chairman); Fiscal Affairs (chairman, statutory); Insurance; Labor and Management Relations; Miscellaneous Bills; and State Budget Control. 

83rd General Assembly – Appropriations (chairman); Legislative Research (chairman, statutory); Insurance; State Budget Control; and Urban Affairs and Industrial Development.

84th General Assembly – Budget Control (chairman); Head Injury Advisory (chairman, statutory); Legislative Research (chairman, statutory); Aging and Mental Health (vice chairman); Urban Affairs and Industrial Development (vice chairman); Insurance; Transportation; and Ways and Means.

85th General Assembly – Legislative Research (chairman, statutory); State Budget Control (chairman); Aging, Mental Health and Elderly Affairs (vice chairman); Insurance; Transportation; and Ways and Means.