The squad is the returning champion in the large team category, defeating Conant High School in the 2011 competition.
Small and medium divisions began competing Friday morning, and the two-day state finals finish up Saturday after the large and coed divisions go head to head.
Lake Zurich High School cheerleaders are again grouped in the large team category, and are scheduled to compete Saturday afternoon alongside 24 other teams across the state including Glenbard North, Jacobs, Naperville North, Stevenson High School, Carmel, Rolling Meadows and Hersey.
The entire competition will be streamed live on www.IHSA.tv.
The IHSA cheerleading competition is in its seventh year.
-Information provided by IHSA.