Multidisciplinary Association for Psychedelic Studies Inc

Riverstyx Foundation

Santa Rosa, CA

Riverstyx Foundation supports early-stage and catalytic projects addressing social, psychological, ecological, and Indigenous concerns, including drug policy, justice, psychedelics, mental health, and conservation. Its 2024 grants ranged from $1,000 to $183,000, with a median of $15,000; it is based in California and funded organizations across several states, especially California, Missouri, New York, and Oregon. It does not accept unsolicited requests and gives only to preselected organizations.

Emerald Gate Charitable Trust

Jackson, WY

Emerald Gate Charitable Trust supports research related to consciousness, subtle energy, health and well-being, as well as community empowerment and social transformation; its grants have also supported education, arts, tribal, and animal-welfare organizations. In 2024, grants ranged from $50,000 to $3 million, with a median of $75,000, and went mainly to California, Georgia, Nevada, and Illinois. It does not accept unsolicited requests; applications should be mailed to the trustees’ attention.

Healing Hearts Changing Minds Inc

Derry, NH

This Derry, New Hampshire foundation supported charitable work related to psychedelic support, research, education, and healing in its 2025 grants, primarily in California, New Mexico, and Massachusetts. It awarded 16 grants totaling $154,704, ranging from $515 to $40,000, and gives only to preselected organizations; it does not accept unsolicited requests.

Betsy Gordon Foundation

Phoenix, AZ

The Betsy Gordon Foundation supports a varied range of educational, community-service, arts, health, and humanitarian organizations, with most of its 2025 funding going to California. Its 25 grants totaled $227,446, ranging from $1,000 to $63,000, with a median of $1,000. It funds only preselected charitable organizations and does not accept unsolicited requests.

Sarlo Family Foundation

San Francisco, CA

The Sarlo Family Foundation funds community-led efforts that advance the wellbeing of young people, families, and caregivers, including work on supportive relationships, daily-life conditions, leadership, and systemic change. Its 2024 grants ranged from $5,000 to $250,000, with a median of $50,000. It focuses on California, especially the San Francisco Bay Area, while also supporting opportunities for national change; whether it accepts unsolicited requests is not stated.

The Rob Walton Foundation

Bentonviille, AR

The Rob Walton Foundation primarily funds large-scale conservation in Sub-Saharan Africa, especially protected areas, and related work supporting local communities, conservation organizations, and public-sector capacity. Its 2024 grants ranged from $5,000 to $33.9 million, with a median of $50,000; it supports work across 33 African countries, though grant recipients are based largely in several U.S. states. It funds only preselected charitable organizations and does not accept unsolicited requests.

Mirowski Family Foundation Inc

Indianapolis, IN

In 2024, the Mirowski Family Foundation made one $615,000 grant for general purposes through a donor-advised fund; its giving went to a recipient in New York, and the foundation is based in Indiana. It funds preselected charitable organizations and does not accept unsolicited requests.

Riverpsykhe Inc

Santa Rosa, CA

The Organization's mission is to promote social welfare by seeking to effect the liberation of consciousness in healthful and fluid relationship to self, other, and the natural world.

David Mitchell Marcus Foundation

Carbondale, CO

Partnership for Cures

Chicago, IL

Cures Within Reach leverages the speed, safety and cost-effectiveness of testing approved therapies for new indications/diseases without effective treatment driving more treatments quicker to more patients.

Community Foundation for San Benito County

Hollister, CA

The Community Foundation for San Benito County funds education, youth, senior, community services, and other community and environmental initiatives, with a focus on improving quality of life in San Benito County; most 2024 grant dollars went to California. Its 2024 grants had a median award of $25,000, while its Program Project Grant offers up to $10,000. Unsolicited requests are explicitly accepted year-round for the Joseph W. Tripiano Charitable Fund, which supports eligible Northern California nonprofits caring for or promoting horses.

The Joe & Sandy Samberg Foundation Inc

Rye, NY

The foundation’s 2025 grants supported organizations working in areas including cancer support, outdoor experiences for people with serious health conditions, veteran services, and mental health. Grants ranged from $50 to $400,000, with a median of $2,250, and were concentrated in New York and California. It gives only to preselected charitable organizations and does not accept unsolicited requests.