- Administration for Children, Youth, & Families/Region IX
- California Association of Professors of Early Childhood Special Education
- California Child Care Health Program
- California Child Development Training Consortium
- California Community Colleges Chancellor's Office
- California Department of Alcohol and Drug Programs, Office of Perinatal Substance Abuse
- California Department of Developmental Services, Children and Family Services Branch
- California Department of Developmental Services
- California Department of Education, Special Education Division
- California Department of Education, Child Development Division
- California Department of Education, Head Start, State Collaboration Office
- California Department of Health Care Services
- California Department of Mental Health
- California Department of Social Services
- California Teachers' Association
- California Head Start Association
- Early Start Family Resource Centers
- Fairfield-Suisun Unified School District
- Family Resource Centers Network of California
- Family Voices
- First 5 California Children and Families Commission
- Hayward Unified School District
- Healdsburg Unified School District
- Infant Development Association
- Kids Included Together
- Merced County Office of Education
- MIND Institute
- Parent Training and Information Centers
- Special Education Early Childhood Administrators Project
- Supporting Early Education Delivery Systems
- United States Department of Education
- University Center for Excellence on Developmental Disabilities, Childrens Hospital Los Angeles

