Stratus Winter Masterclass 2019


The Stratus Winter Masterclass will be taking place on January 5th 2019 at the Stratus Music Academy in Eastvale. There will be a piano accompanist provided for all students who perform in the masterclasses with our guest artists: Victoria Batta, flute and Dr. John Hallberg, saxophone. This is a wonderful opportunity for students to begin the New Year with improving on their musical skill!


The address to the location is: 5901 Berryhill Dr. Eastvale, CA 92880


The date and time is:


January 5th from 11AM-5PM


11:00AM-12:40PM Flute Masterclass

12:40PM-1:40PM Lunch

1:40-3:20PM Saxophone Masterclass

3:20-4:00PM Q&A with Stratus Duo and Guest Artists

4:00PM-5:00PM Final Recital

Our Guest Artists


Victoria Carrillo Batta


Victoria Carrillo Batta is both an active performing flutist and music educator. Currently, Victoria plays piccolo/second flute with the Redlands Symphony Orchestra, which is directed by world-renown flutist and conductor Ransom Wilson. Victoria began playing with the Redlands Symphony in 2009, having won the audition during her freshman year of college. She was also piccolo/3rd flute of the highly acclaimed American Youth Symphony in Los Angeles from 2014 to 2016. She enjoys playing freelance gigs around southern California. Victoria completed both her MM and BM at the University of Redlands, where she studied with the in-demand Los Angeles flutist Sara Andon. While at the University of Redlands, Victoria served as principal flutist of the University Wind Ensemble and Orchestra, and has been a winner of the highly distinguished University of Redlands Presidents’ Honor Recital on four separate occasions. In 2015, Victoria won the University of Redlands Concerto Competition with her performance of the Nielsen Flute Concerto. Victoria has been privileged to have also worked in master class settings and private instruction with Sarah Jackson, Jim Walker, Walfrid Kujala, Thomas Robertello, Paul-Edmund Davies, Ransom Wilson, and Jeanne Baxtresser. 


Aside from performing, Victoria is passionate about music education and is a fully credentialed teacher in the state of California. She is currently an elementary band director in the Beaumont Unified School District, where she oversees seven elementary schools and nearly 400 students. Victoria also loves teaching flute and piano lessons privately, and continues to maintain an active teaching studio. 

Dr. John Hallberg

John Hallberg, a Southern California native, is highly in demand as both a performer and instructor in the Southern California area and ranks among the most esteemed and admired saxophonists of his generation. He has performed as a soloist and chamber musician in the United Kingdom, France, Belgium, Sweden, China, Hong Kong, and across the United States. Hallberg’s career has taken him to many of the world’s most prestigious venues, including Weill Recital Hall at Carnegie Hall, Segerstrom Hall, The Englert Theater, Orange County Performing Arts Center, McCormick Place, Bovard Auditorium, Hong Kong Academy of the Performing Arts Concert Hall, as well as other numerous university campuses around the world. He has performed under the batons of notable conductors such as H. Robert Reynolds, Frank Battisti, Ray Cramer, Carl St.Clair, Larry Rachleff, Richard Heidel, and John Carnahan. Hallberg can be seen and heard on broadcasts of UITV, KUSC, and KCCK.


Hallberg currently instructs saxophone at California State University-Fullerton, The Colburn School for the JumpStart Young Musicians Program, and the Orange County School of the Arts. He has also previously taught applied saxophone at the University of Southern California Thornton School of Music. Many of his students have successfully auditioned into leading undergraduate, graduate, and teaching credential programs, as well as have gone on to successfully compete in North American Saxophone Alliance (NASA) solo and chamber music competitions, Music Teachers National Association (MTNA) solo and chamber music competitions, and multiple California honor bands.


He is a frequent performer and participant in national and international saxophone and music conferences and conventions. He continually attends and performs at NASA conferences, World Saxophone Congresses, and International Navy Band Saxophone Symposiums. Hallberg also regularly tours throughout out Asia, teaching and performing at some of the finest conservatories and colleges of music in that region of the world.


Hallberg has won awards and recognition in numerous competitions. He has received top prizes in the MTNA Competitions and the NASA Quartet Competitions. In 2014, Hallberg was chosen from a select group of saxophonists from around the world to compete in the 6th International Adolphe Sax Saxophone competition, and he was also selected as a first prize winner in the 2014 American Protege International Woodwind and Brass Competition.


Hallberg received a Doctor of Musical Arts in Saxophone Performance with minors in Music Theory and Analysis, Music Technology, and Jazz Studies at the University of Southern California Thornton School of Music. Hallberg also holds a Master of Arts degree from The University of Iowa, and a Bachelor of Music degree from The Bob Cole Conservatory of Music at California State University-Long Beach. He currently resides in Fullerton, California, where he maintains a private studio and works full time as a professional musician and clinician.