Big Brothers Big Sisters of Will and Grundy Counties

for more than 100 years, big brothers big sisters has operated under the belief that inherent in every child is the ability to succeed and thrive in life. as the nation’s largest donor and volunteer supported mentoring network, big brothers big sisters makes meaningful, monitored matches between adult volunteers (“bigs”) and children (“littles”), ages 6 through 18, in communities across the country. we develop positive relationships that have a direct and lasting effect on the lives of young people. this big brothers big sisters agency is proud to be serving children in will, grundy, kankakee and iroquois counties in illinois. our mission is to help children reach their potential through one-to-one relationships with mentors that have a measurable impact on youth.the big brothers big sisters vision is successful mentoring relationships for all children who need and want them, contributing to brighter futures, better schools, and stronger communities for all. our programs start somethin