Since being elected, Demetra has traveled all around the state speaking, recruiting and assisting candidates and attending events. Her other political leadership in Illinois has included her role as the State Central Committeeman, and Tazewell County Republican Chairman. Demetra resigned from both of these positions after being elected National Committeewoman.

As an active participant in Presidential politics, Demetra chaired the 2000 Peoria “W Stands for Women” event attended by over 1,000 women which was heralded as contributing to Bush’s winning margin in Central Illinois. In 2004, she was elected as Bush Delegate to the National Convention in New York City for the 18th Congressional District. In 2008 she was a delegate to the National Convention in Minneapolis.