Sunrise is bankrolled by a who’s who of deep-pocketed left-wing organizations. Open Society Foundations has sent it $2 million since 2019, according to its grant database. Half of the money supported general “social welfare activities.” The Ford Foundation contributed $150,000 in 2024 and $550,000 in 2025, while the MacArthur Foundation—the 12th-largest private charity in America—gave $250,000 in 2024, according to tax filings and grant disclosures.