Good Rigging Control System
GRCS (Wikipedia)
Grand Rapids Christian Schools is a private, Christian school system located in Kent County, Michigan, serving students from pre-kindergarten through 12th grade. The majority of its campuses are situated in Grand Rapids with an additional campus in Rockford. The administrative headquarters of the school system is located adjacent to Grand Rapids Christian High School.
As of 2024,[update] Aaron Winkle is the superintendent of the system.