Rosie Castillo

Rosie Castillo has extensive experience in administrative roles, currently serving as Treasurer for the Texas Associate Staff Organization since September 2008 and as an Administrative Assistant for the Texas State Teachers Association since September 2001. Rosie holds a Bachelor’s Degree in Business Administration and Management from Columbia Southern University, obtained between 2016 and 2018, as well as an Associate of Science in the same field from Columbia Southern University, completed from 2015 to 2017. Additionally, Rosie earned a certification in Word Processing and Administrative Assistance from Southern Careers Institute in 1996.