Semple Family Museum Foundation

Aileen Flanary Educational Fund

Ardmore, OK

Harvey L Foster Foundation for Science Education

Mandeville, LA

New Orleans Town Gardeners Inc

New Orleans, LA

New Orleans Town Gardeners funds projects in gardening, conservation, horticulture, floral design, civic improvement, coastal restoration, and related education, primarily in the New Orleans area and Southeast Louisiana. Its 2025 grants ranged from $7,500 to $21,045, with a median of $10,000. It accepts proposals through an application process; the listed deadline for the 2026 cycle has passed.

Jerome Westheimer Family Foundation

Ardmore, OK

The foundation supports Oklahoma 501(c)(3) organizations in areas including education, emergency medical services, community services, and the arts. Its 2025 grants ranged from $1,000 to $500,000, with a median of $11,000. It gives to preselected organizations and does not accept unsolicited funding requests.

RNR Cross Family Foundation

Durant, OK

The RNR Cross Family Foundation supports a varied mix of causes, including housing and recovery, health and humanitarian work, food assistance, education, Choctaw community resources, arts, and pregnancy support. In 2025, grants ranged from $450 to $51,938, with a median of $4,500; most funding went to Oklahoma, with some grants in Indiana, Texas, and Georgia. The filing does not state whether it accepts unsolicited requests.

The Merrick Foundation

Oklahoma City, OK

The Merrick Foundation supports education, arts and culture, mental health, research, shelter and advocacy, and community services, with 96% of its 2024 grant dollars going to Oklahoma organizations. Its 40 grants ranged from $500 to $79,000, with a median of $2,000. The filing directs applicants to an online grant application, so it accepts applications; it lists July 5 and October 11 as deadlines but does not specify the year.

Duke Energy Foundation

Charlotte, NC

The Duke Energy Foundation funds workforce and local economic development, disaster resilience, conservation, clean water, and economic opportunity in North Carolina, South Carolina, Florida, Ohio, Kentucky, and Indiana. Its 2024 grants had a median of $25,000; applications for grants of $20,000 or less are accepted year-round, after applicants discuss proposals with a state representative.

Rocker Family Foundation

Hammond, LA

The Rocker Family Foundation supports a range of charitable organizations, including those focused on crisis response, health, disability services, education, child advocacy, and basic needs. Its 2025 grants ranged from $200 to $26,000, with a median of $1,000; 75% of grant dollars went to Louisiana recipients, with some support elsewhere. It does not accept unsolicited requests and contributes only to preselected organizations.

Texoma Community Foundation

Denison, TX

Texoma Community Foundation funds projects that improve health and well-being, including healthcare and mental-health access, healthy living, and nursing workforce development. Its 2025 median grant was $20,000 (the reported average was about $30,455), for work serving Grayson and Fannin counties in Texas and Bryan and Marshall counties in Oklahoma. Eligible organizations can submit a first-phase application; full applications are by invitation.

The Samuel Roberts Noble Foundation

Ardmore, OK

The foundation primarily supports agricultural research through Noble Research Institute and also funds charitable work in health, education, and community strength, with most grant dollars going to Oklahoma and some to other states. Its 2024 grants ranged from $150 to $36.5 million, with a median of $5,000; the profile does not state whether it accepts unsolicited organizational requests.

Folds of Honor Foundation

Owasso, OK

Folds of Honor funds education scholarships for spouses and children of U.S. military service members and first responders killed or disabled in service, with awards available for K–12 and higher education in the United States and its territories. Awards are up to $5,000 per academic year, based on unmet need, and are paid directly to the school. It accepts scholarship applications through an online portal during its annual application window; it does not make grants to outside applicants.

Tulsa Community Foundation

Tulsa, OK

Tulsa Community Foundation supports charitable causes through donor-advised grants and selected funds, including scholarships, emergency assistance, disaster relief, arts and humanities, healthcare, and financial literacy, primarily in the Tulsa metro area and eastern Oklahoma, with some giving elsewhere in the United States. Its 2024 median grant was $18,560; selected field-of-interest funds have application cycles, but the profile does not state whether it accepts unsolicited requests generally.