ACE - Advanced Certificate for ESL
Skills Certificate English as a Second Language · Sierra College · 2026-2027 Catalog
(Formerly ESL Academic Preparedness)
The ACE - Advanced Preparedness Skills Certificate recognizes advanced-low level proficiency in English language writing, reading, listening/speaking and grammar skills. This skills certificate may be used to demonstrate academic preparedness for college courses as well as workplace-ready language skills. This skills certificate is not equivalent to an associate degree.