She has also spent her career in community organizing and fundraising for social change. She has worked for a variety of organizations, including the Citizen’s Action League, Oakland Community Organizations, and the Central America peace organization Neighbor to Neighbor. From 1997-2003, Denise was Development Director for the Hesperian Foundation, a publisher of self-help health care books used in poor communities throughout the world. Denise joined Earthjustice’s Foundations team in September 2003.