About Our School
Meet Our Middle School Team
Our middle school teachers enjoy teaching and are excited to make this a great year for your student!
Deanna Vallerga | Director of Middle School
Ms. Vallerga started her career in education in 1992. She received her bachelor's degree in liberal studies, a multiple subject teaching credential from California State University, Long Beach, and holds a clear administrative credential. Before coming to CAVA, Ms. Vallerga worked in K–8 public schools in Fishers, Indiana, and Cupertino, California, mainly with 5th through 8th grade students. She joined the CAVA staff in 2005 as a K–8 teacher. Since then, she has served as the lead of language arts, and regional program coordinator for the northern CAVA schools for six years. Currently, she is the Director of Middle School for all nine California Virtual Academies. Ms. Vallerga is committed to making the CAVA middle school program a great schooling option for all middle school students.
Sharon Flemmer | Middle School Principal
Ms. Flemmer earned her bachelor's degree in sociology from the University of California, Davis, with a minor in education. She received her multiple subject teaching credential from the University of the Pacific and an advanced K–12 online teaching certificate from Boise State. Ms. Flemmer began her K–8 teaching career in Lodi, California in 1994. In 2009, she joined CAVA at San Joaquin staff. Her CAVA experience has included working with students in kindergarten through 8th grade and as a teacher trainer, in addition to a regional lead teacher. Ms. Flemmer is dedicated to helping middle school students find personal success in their education career.
Crystal Goldberg | Middle School Principal
Educational Leadership from the University of the Pacific. In 2008, she began her career in education with Aspire Public Schools. There she spent 5 years teaching 2nd and 3rd grade. Mrs. Goldberg began working for the California Virtual Academies in 2013. She has had experience in Middle School, 2nd – 5th grade, Community Day Teacher, and worked as a Middle School Lead in Campus 1 from 2018-2022.
Crystal lives in Valley Springs (a small town in the Northern California foothills) with her husband and her two children. Outside of education, she enjoys the theatre and musicals (Hamilton and Phantom of the Opera are her favorites), dancing, playing the piano, and reading. She and her family love to be outdoors, gardening and tending to their animals.
Lisa McGraw | Middle School Principal
Lisa has been with CAVA since 2016. She has taught 6-8th grades and was previously lead teacher and teacher trainer for the past three years. Lisa has a strong passion for education and learning. She loves working for CAVA and appreciates the relationships between the teachers, parents, students, and administrators. She and her husband have six kids; they all play sports, so they are a very busy family. Her family enjoys spending time together camping and playing sports.
Autumn Ellenson | Middle School Curriculum Specialist
Ms. Ellenson earned a Bachelor of Arts degree in Sociology from the University of California, Berkely. She then went on to study teaching, receiving a Master of Arts from George Fox University in 2010. She has over two decades of experience working with students in the public school system. Ms. Ellenson taught 1st, 4th and 5th grade before joining the CAVA 8th grade teaching team in 2018. She enjoyed teaching, leading an after-hours club and serving as an NJHS advisor for 6th grade. She now serves as a Middle School Curriculum Specialist, overseeing ELA, History and other special programs, and is dedicated to helping students thrive in every way possible. When she is not working, Ms. Ellenson loves spending time with her children and dogs, hiking or reading a good book.
Amber Roumiguiere | Middle School Curriculum Specialist
Ms. Roumiguiere received her bachelor's degree from the University of California, Los Angeles and her multiple subject teaching credential from California State University, Sacramento. Prior to joining CAVA, she taught in Elk Grove and Sacramento area schools for several years as a paraprofessional for special education, classroom teacher, trainer of trainers, and master teacher. Ms. Roumiguiere joined CAVA in 2011 and served as a classroom teacher and engagement and support teacher before joining the curriculum team in 2018. She is passionate about curriculum and optimizing educational opportunities for students.
