| Erikson Institute | — | $134,167 | 2024 | Full Sponsorship of the Social-Emotional Education Program for Hawaii's Preschool Teachers |
| University of Hawaii Foundation | — | $125,000 | 2024 | Early Education Student Scholarships for UH System |
| Hawaii Community Foundation | — | $100,000 | 2024 | Hawaii Community Foundation's Maui Strong Fund for Relief and Recovery from Destructive Wildfires in West Maui |
| Punahou School | — | $100,000 | 2024 | S.N. Castle Memorial Scholarship Fund |
| Hawaii Children's Action Network | — | $75,000 | 2024 | Advocacy for Children & Families |
| Child & Family Service | — | $75,000 | 2024 | Support for Parenting Programs Serving Low-Income Families with Infants and Toddlers |
| Chaminade University of Honolulu | — | $75,000 | 2024 | Early Learning Teachers for Calendar Year 2024 |
| Kokua Kalihi Valley Comprehensive Family Services | — | $60,000 | 2024 | Expanded Maternal Child Health |
| Chaminade University of Honolulu | — | $60,000 | 2024 | Student Scholarships for Early Education Learning Students |
| Catholic Diocese of Honolulu | — | $60,000 | 2024 | Tuition Assistance for Low-Income Families |
| Partners in Development Foundation | — | $55,000 | 2024 | Operational Support for Early Childhood Education Programs |
| Imua Family Services | — | $50,000 | 2024 | Operating Expenses of PLAY Imua Program |
| Kapiolani Health Foundation | — | $50,000 | 2024 | Resources and Support for Infants and Families in the Neonatal Intensive Care and Pediatric Intensive Care Unit |
| Catholic Charities | — | $50,000 | 2024 | Castle Emergency Fund for Families/Guardians with Young Children |
| PATCH (People Attentive to Children) | — | $50,000 | 2024 | Shared Services for Hawaii's Daycare Organizations |
| Family Hui Hawaii | — | $50,000 | 2024 | Hui Peer Parenting Support Programs |
| The Salvation Army | — | $50,000 | 2024 | Support of the Ohana Center for Infant Mental Health and a Family Services Therapist |
| Institute for Native Pacific Education & Culture (INPEACE) | — | $50,000 | 2024 | To Support Keiki Steps Family-Child Interactive Learning Preschool and Early Literacy Program |
| Maui Family Support Services | — | $50,000 | 2024 | Early Head Start's Home School Connection Program for Low-Income Families |
| Family Support Hawaii | — | $45,000 | 2024 | Quality Enhancement in the Early Education Head Start Program |
| Hawaii Association of Independent Schools | — | $44,000 | 2024 | Support for the 2023 "Schools of the Future" Conference |
| Parents and Children Together | — | $40,000 | 2024 | Mental Health Services for Low-Income Children and Families |
| Hana | — | $37,245 | 2024 | STEM Workshop for Preschool Teachers |
| Friends of the Future | — | $30,000 | 2024 | 3rd year Support for ECE Career Pathways (Hilo) |
| KCAA Pre-Schools of Hawaii | — | $25,000 | 2024 | Capital Improvement to Hawaii Kai Preschool Site's Playground |
| YWCA of Hawaii Island | — | $25,000 | 2024 | Capital Improvement for Development Preschool |
| Armed Services YMCA of Honolulu | — | $25,000 | 2024 | Preschool Accreditation Support |
| YWCA of Hawaii Island | — | $20,000 | 2024 | Tuition Assistance for Low-Income Families |
| Rainbow School | — | $20,000 | 2024 | Tuition Assistance for Low-Income Families |
| Harris Preschool | — | $20,000 | 2024 | Purchase of Play Structure |
| Hawaii Foodbank | — | $20,000 | 2024 | Support Food Purchases |
| Seagull Schools, Inc. | — | $20,000 | 2024 | Tuition Assistance for Low-Income Families |
| Hui No'eau Visual Arts Center | — | $18,000 | 2024 | Pre-School Arts Education Program for the Academic Year 2023-2024 |
| Hawaii Literacy | — | $15,000 | 2024 | Program Support |
| Na Kamali'i Hoaloha | — | $15,000 | 2024 | Tuition Assistance for Low-Income Families |
| YMCA of Honolulu | — | $15,000 | 2024 | Purchase of Equipment as Part of the Accreditation Renewal |
| Kahului Baptist Preschool | — | $15,000 | 2024 | Tuition Assistance to Low-Income Families |
| Mid-Pacific Institute | — | $13,000 | 2024 | To Support Costs of Teacher Workshops in Reggio Emilia Early Learning Pedagogy |
| TSNE Missionworks | — | $12,000 | 2024 | Funders Collaborative and Support for the Washington D.C. Conference |
| Honolulu Theatre for Youth | — | $10,000 | 2024 | Support for 2023 Season Theatrical Productions |
| Ae Kamali'i Pre-School | — | $10,000 | 2024 | Tuition Assistance for Low-Income Families |
| Good Shepherd Lutheran Church | — | $10,000 | 2024 | Tuition Assistance for Low-Income Families |
| Chaminade University of Honolulu | — | $10,000 | 2024 | Preschool Tuition Assistance for Low-Income Families |
| Aloha School Early Learning Center | — | $10,000 | 2024 | Tuition Assistance for Low-Income Families |
| Wailuku Union Church Pre-School | — | $10,000 | 2024 | Tuition Assistance for Low-Income Families |
| UNIVERSITY OF HAWAII FOUNDATION | HONOLULU, HI | $125,000 | 2023 | H&D MEMORIAL EARLY CHILDHOOD EDUC SCHLP AND THE MARY TENNY CASTLE MEMORIAL GRADUATE FELLOWHIP FOR 2023-24 ACAD YR |
| ERIKSON INSTITUTE | CHICAGO, IL | $110,000 | 2023 | EARLY MATHEMATICS TEACHER EDUCATION PROGRAM |
| HAWAII CHILDRENS ACTION NETWORK | HONOLULU, HI | $100,000 | 2023 | OPERATING SUPPORT |
| PUNAHOU SCHOOL | HONOLULU, HI | $100,000 | 2023 | MARY TENNEY CASTLE SCHOLARSHIP FUND |
| DEPARTMENT OF EDUCATION | HONOLULU, HI | $100,000 | 2023 | HAWAII EARLY CHILDHOOD EDUCATOR STIPEND PROGRAM |
