Past Earth Day Performers
- Dave Manning Michael Shay
- Clown Troupe
- Tom Agostino and Alexa McDonald
- Meg Boarman
- Troupe Salamat
- Most High Mountain
- Bone Shaking Brass Band

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Past Participating Organizations
- Prescott Mile High Middle School Harmony Habitat
- Arizona Department of Water Resources
- New Frontiers Natural Marketplace
- Yavapai Democratic Party
- AZ Wilderness Coalition
- Prescott Farmers Market
- Infamous Network
- Welcome to the World/Prescott Mommy
- Highland’s Center for Natural History
- Enchanted Body Art
- Mountain Spirit Co-op
- Prescott College Crossroads Café
- Pangaea Bakery
- Sierra Club (Yavapai Group)
- Mountain Oak School
- Prescott Bicycle Advisory Committee
- Ironclad Bicycles
- Prescott College Center for Peace and Justice
- Prescott Creeks Preservation Association
- Citizens Water Advocacy Group
- Prescott Audubon Society
- Granite Peak UU Congregation
- League of Women Voters Central Yavapai County
- Ecosa Institute
- Prescott Alternative Transportation
- Committee to Elect Wes Edmonds to LD1
- Global Change Music
- Josephine Kelleher for State Senate
- Committee to Elect George Seaman
- Prescott College Wolfberry Farm
- Prescott College CSA
- Kenneth Friedman and Christine Boston
- City of Prescott – Public Works Department (Water Conservation Committee)
- Heritage Park Zoo
- The Catalyst Info Shop
- Tsunami Art Car Parade – Earth Day Art Car
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