Marion and Richard Graham Foundation

Enterprise Holdings Foundation

Saint Louis, MO

Enterprise Holdings Foundation supports nonprofits in health, education, arts, disaster relief, reforestation, hunger relief, and community equity, with an emphasis on organizations actively supported by Enterprise employees and their families. Its reported grants range widely: 2024 giving averaged about $7,700 across 9,499 grants, while the foundation also offers awards of up to $40,000; it supports communities where Enterprise operates worldwide. Unsolicited requests are accepted at any time, but eligible applications must be submitted by an Enterprise team member or their spouse or domestic partner on behalf of a nonprofit they actively support.

Booboo Foundation

Placerville, CO

Max Goldenson Foundation for Modern Dog

Los Angeles, CA

The Max Goldenson Foundation for Modern Dog funded animal rescue and care organizations in 2024, primarily in California, with 96% of grant dollars going to California recipients. Its 23 grants ranged from $206 to $389,016, with a median of $18,238; it gives only to preselected charities and does not accept unsolicited requests.

Thornton S Jr and Katrina D

Davis, CA

This foundation funds animal protection and rescue, land and wildlife conservation, agriculture, natural-land preservation, and opera, symphony, and similar civic organizations. Its 2024 grants ranged from $1,000 to $48,000, with a median of $5,000, and California organizations are prioritized, though out-of-state groups may apply. It accepts online applications during its stated application period, May 15–August 15, 2026.

Mary Jo and Hank Greenberg Animal

Santa Monica, CA

The foundation supports animal rescues, shelters, adoption, and related animal-care services, primarily in California, with some funding in Nevada. Its 2025 grants ranged from $10,000 to $100,000, with a median of $25,000; organizations are directed to request an application, but whether unsolicited requests are accepted is not stated.

The Michelson Found Animals Foundation Inc

Los Angeles, CA

The Michelson Found Animals Foundation funds animal welfare, including veterinary care, spay and neuter access, pet-inclusive housing, and related research, with most 2024 grant dollars going to California and many supporting Los Angeles-area work. Its 2024 grants ranged from $75 to $750,000, with a median of $5,000; it gives only to preselected organizations and does not accept unsolicited requests.

Duke Energy Foundation

Charlotte, NC

The Duke Energy Foundation funds workforce development, local economic development and recovery, disaster resilience, conservation, and economic opportunity in communities across North Carolina, South Carolina, Florida, Ohio, Kentucky, and Indiana. It reports more than $30 million in annual charitable grants; awards vary widely, with a 2024 median of $25,000, and applications of $20,000 or less are accepted on a rolling basis. Applicants should contact their local Foundation representative before applying.

Pedigree Foundation

Franklin, TN

PEDIGREE Foundation funds U.S. 501(c)(3) shelters and rescue organizations helping dogs find homes, including adoption, foster, behavior, transport, program development, and disaster relief work. Its 2026 annual grants offered $10,000–$15,000 for program development and one two-year $100,000 DOGS RULE.® award; 2024 grants ranged from $600 to $125,000, with a $10,000 median. The 2026 annual cycle is closed; disaster relief requests are accepted year-round.

BISSELL Pet Foundation

Grand Rapids, MI

BISSELL Pet Foundation funds U.S. animal welfare nonprofits and local-government entities working to reduce pet homelessness, including through adoption, spay/neuter, microchipping, transport, and crisis response. Its 2024 grants ranged from $157 to $30,000, with a median of $1,503, and its network spans all 50 states. Organizations must be approved Partners for Pets members in good standing for at least six months before applying; an online application is required during the submission window.

The Grey Muzzle Organization

Raleigh, NC

Grey Muzzle funds U.S. nonprofits serving at-risk dogs age 7 and older, including programs for medical care, adoption, foster or hospice placement, and helping families keep senior dogs at home. Recent grants ranged from $6,000 to $41,200, with a median of $15,000. It invites only a limited number of new organizations to apply; interested nonprofits can join its mailing list for notices about calls for letters of inquiry.

McKesson Foundation Inc

Dallas, TX

McKesson Foundation supports healthcare access across the U.S. and Canada, focusing on cancer, healthcare workforce training, and emergency response, especially for vulnerable communities; local priorities include Atlanta, Columbus, Dallas-Fort Worth, Houston, Memphis, Montreal, Richmond, and Toronto. Its 2025 grants ranged from $10,000 to $2.47 million, with a median of $100,000. Its filing says it does not accept unsolicited requests, while its current website describes online applications: up to $25,000 year-round and larger requests from February 1 through April 30.

Leslie L Alexander Foundation Inc

Delray Beach, FL

The Leslie L Alexander Foundation supports animal rescue, education, children’s services, and other charitable work. In 2024, grants ranged from $600 to $1 million, with a median of $35,000; giving was concentrated in Florida and Texas, with awards also made elsewhere. It gives only to preselected organizations and does not accept unsolicited requests.