Comptroller, State of Maryland, 2007-2023

Candidate, Governor of Maryland, 2022

Candidate, State of Maryland Comptroller, 2018

Delegate, Maryland State House of Delegates, 1986-2007

Former Member, Appropriations Committee, Maryland House of Delegates

Former Member, Board of Revenue Estimates, Maryland House of Delegates

Former Member, Maryland Legislative Sportsmen's Caucus, Maryland House of Delegates

Former Member, Maryland Veteran's Caucus, Maryland House of Delegates

Former Member, Sound Barrier Review Panel, Maryland House of Delegates

Former Chair, Transportation and the Environment Subcommittee, Maryland House of Delegates

Staff Director, Office of United States Representative Edward J. Markey, 1980-1986

Special Counsel, Subcommittee on Energy Conservation and Power, 1985-1986

Legislative Counsel, Union of Concerned Scientists, 1978-1980

Served, United States Army, 1968-1970

Member, Advisory Committee on the Naming of State Facilities, Roads, and Bridges, 2007-present

Member, Maryland Agricultural Land Preservation Foundation, State of Maryland, 2007-present

Former President and Treasurer, Longbranch Sligo Citizens Association, present

Coach, Montgomery County Youth Hockey League, present

Member, National Conference of State Legislatures (NCSL), present

Coach, Takoma Park Youth Soccer League, present