Dianna is well known for working with a number of charities. Some notable organisations Dianna has supported include

• 826LA: 826LA is a non-profit organization dedicated to supporting students ages 6 to 18 with their creative and expository writing skills, and to helping teachers inspire their students to write. … With this in mind, we provide after-school tutoring, evening and weekend workshops, in-school tutoring, help for English language learners, and assistance with student publications.
• The Trevor Project: The Trevor Project is determined to end suicide among LGBTQ youth by providing life-saving and life-affirming resources including our nationwide, 24/7 crisis intervention lifeline, digital community and advocacy/educational programs that create a safe, supportive and positive environment for everyone.
• Wildlife Waystation: The Mission of the Wildlife Waystation is to rescue, rehabilitate, relocate, and provide sanctuary for exotic animals from around the world as well as native wildlife.