Many ABA grants available are awarded to nonprofits that can prove 501(c) status, and schools. You will first want to discuss with your school or local nonprofit autism agency whether or not they have received any such grants. If they have not, the following grants are offered to schools and organizations that can prove nonprofit status.
Doug Flutie Jr. Foundation for Autism (http://dougflutiejrfoundation.org/Grants-Applying-For-Grants.asp) provides grants to organizations and schools that provide direct services, family support grants, education, advocacy, and recreational opportunities that improve the quality of life for individuals with autism.
Genentech, Inc. (http://www.gene.com/gene/about/community/) has a corporate giving program that offers grants directly to organizations having an impact on the lives of patients.
The Kenneth T. and Eileen L. Norris Foundation (http://norrisfoundation.org/grant.html) offers grants pertaining to autism for community, arts, youth, medicine, and education/science.
The Autism Fund (http://theautismfund.org/) is an organization set out to help get funding for ABA treatments.
The Spectrum of Hope Foundation (http://gohfoundation.org/our/scholarship.asp) offers grants to families living in California with an income lower than $70,000.