Mary Jo And Hank Greenberg
The organization is a private foundation dedicated to supporting animal welfare initiatives. Its mission centers on providing financial assistance to various animal shelters and rescue organizations, with a strong emphasis on the general operations of these entities. The foundation primarily serves animal welfare nonprofits, including those focused on dogs, cats, and horses, as well as wildlife rehabilitation efforts. While it predominantly supports organizations within California, its commitment to animal welfare extends to various regions, reflecting a broader concern for the well-being of animals and the environment.
Source: Zeffy Agent · Mar 2026
Ideal Applicant
A California-based animal-welfare or rescue organization (shelter, spay/neuter program, rehabilitation or sanctuary) seeking general operating support and able to demonstrate local impact and sound finances.
Good Fit
- • Organization is located in California or runs substantial California programs.
- • Mission is animal welfare, rescue, or rehabilitation consistent with past grantees.
- • Request is for general operating support or similar unrestricted support.
- • Ask size in the typical recent range (most grants fall between roughly $10k and $100k).
- • Ability to request the foundation application by phone or mail and to demonstrate track record.
Geography
Giving is overwhelmingly local: about 97% of dollars in the latest year went to California and only one other state received a small share.
Recipient Variety
The foundation funded many distinct independent organizations (27 in the latest year and dozens in earlier years), showing a broadly distributed recipient set focused on animal-welfare causes.
New Applicants
Observed behavior shows substantial turnover and many new grantees each year (17 of 27 were new in the latest filing), and a public 'request application' route exists, so unfamiliar applicants appear to have a realistic path to be considered.
Source: Zeffy Agent · Mar 2026
