Hellen School for CNA Former  Trident School of Nursing since 2012.Text for Flyer at (714) 507-8270. Tuition $ 2000. 4 weeks training.7 days a week. Next class on Jan 12, 2026 ,Feb.16,March 16, April 20, May 25,June 22, July 27, Sept 7 ,Oct 12, Nov 23 of 2026.