Big Shoulders Fund is a nonprofit organization dedicated to supporting Catholic schools in under-resourced communities in Chicago. They provide financial assistance, operational support, and academic programs to enhance the quality of education and ensure sustainability. Founded in 1986, the organization has a history of fostering educational opportunities for underserved students, helping schools remain viable and effective. Their funding comes from donations, grants, and fundraising events, which are crucial for maintaining their mission of educational equity and community upliftment.