She was elected to full two-year terms in 2004, 2006, and again on June 14, 2008. Robin Armstrong, an African American physician from Dickinson is the party vice chairman. He was elected to his second full term in 2008. State law requires that the chairman and vice chairman of political parties be of opposite sexes.
Under Benkiser's leadership, the Texas party has won all twenty-nine statewide offices and maintained its majority in the Texas State Legislature. Republicans have had a net loss of seats in the Texas House under Benkiser though, after peaking in 2003, and lost two formerly Republican seats in the U.S. Congress with the resignation of Tom DeLay and the defeat of Henry Bonilla.
Benkiser is married to Eric Benkiser (born ca. 1963) of Houston. She is an Attorney and Counselor at Law with a practice in corporate transactions, business formation and operations, intellectual property, and sports and entertainment law. She lives in Houston with her husband Eric, where they are active members of Second Baptist Church.