Daignault Family Foundation Inc

USA Equestrian Trust Inc

Lexington, KY

The Muir House Foundation

Lexington, KY

The Muir House Foundation supports education, arts and culture, conservation, human services, and other charitable work, primarily in Kentucky, where 84% of its 2025 grant dollars went. Its 19 grants totaled $250,500, ranging from $3,000 to $50,000, with a median of $10,000. It accepts no unsolicited requests and gives only to preselected organizations.

The Roemer Foundation

Riverton, NJ

The Roemer Foundation funds health—especially breast health—as well as conservation, research, education, community services, and animal welfare, with most 2025 funding going to Pennsylvania organizations. Grants ranged from $500 to $1.1 million, with a median of $10,000. It supports only preselected charities and does not accept unsolicited requests.

The Rouse Family Foundation Inc

Upperco, MD

The Rouse Family Foundation supports tax-exempt organizations working in healthcare, education, clean water, food, conservation, climate action, and humanitarian services, with an emphasis on improving quality of life in underserved communities. In 2025, grants ranged from $500 to $37,000, with a median of $4,500; most funding went to Maryland, with awards also made elsewhere in the United States and beyond. It funds only preselected organizations and does not accept unsolicited requests.

Zanvyl and Isabelle Krieger Fund Inc

Baltimore, MD

The Zanvyl and Isabelle Krieger Fund supports direct services and advocacy that strengthen individual and community potential, with priorities including housing and community development, behavioral health, environmental justice, and families with children from birth to age three. It focuses primarily on Baltimore City and typically gives $2,500–$25,000 annually, though awards can be larger. It invites first-time applicants in certain areas to submit a letter of intent; applicants in other areas are asked to inquire about fit before submitting.

Aetna Foundation Inc

Hartford, CT

Aetna Foundation supported health and wellness, access to health care, and related community needs; its 2021 grants ranged from $5,000 to $1 million, with a median of $40,000, and went to organizations across multiple states, especially in D.C. and Connecticut. Its 2021 filing was marked final, so it appears to have ended or be winding down grantmaking; that filing said there were no restrictions on who could apply and pointed applicants to its website for application materials.