Grant funding for these and many other PEEC programs has been provided by
- AM Skier
- Anne Spychala Family Charitable Foundation
- Berkowitz II Foundation
- Best Buy
- Biondo Family Foundation
- Christopher Reeve Foundation
- Constellation Energy / Exelon
- Dancing Tides Foundation
- Environmental Education Grant
- ESSA Bank & Trust Charitable Foundation
- GA Stetson Middle School
- Garden Tiller, MANTIS
- Geraldine R. Dodge Foudation
- Greater Pike Community Foundation
- Harry & Jeanette Weinberg Foundation, Inc.
- Invisible Prince Charitable Foundation, Inc.
- Kinney Shoes Foundation
- Litzenberger Family Foundation
- Lumber Liquidators
- Maroon Five / Reverb
- National Environmental Education Foundation
- National Park Foundation
- National Speological Association
- National Speological Society
- Next Day Flyers
- NCAC
- Norcross Wildlife Foundation
- Orange & Rockland
- Outdoor Nation
- PA Arts
- PA Department of Environmental Protection
- PA Fish & Boat Commission
- PA Power & Light Electric Utilities
- Patagonia
- Pocono Arts Council
- Price Chopper Golub Foundation
- PSE&G
- Ronald McDonald Charities
- Sanofi-Pasteur
- The Dime Bank
- Victoria Foundation
- Walmart
- Waste Management
- William Penn Foundation
