Founding Members
- Chautauqua – Cattaraugus Board of Realtors
- Chautauqua County Chamber of Commerce
- Chautauqua County Government
- Chautauqua Institution
- Chautauqua County Soil & Water Conservation District -Erosion Control, Flood Prevention, Water Quality and Quantity, Nonpoint Source Pollution, and Forestland Protection
- Chautauqua County Visitors Bureau – Tourist Information
- Chautauqua Lake Association -Weed Harvesting and Weed Survey Reports, Watercraft Steward Program, and Aquatic Invasive Species Info
- Chautauqua Lake Fishing Association
- Chautauqua Lake Partnership
- Chautauqua Property Owners Association
- Chautauqua Utility District
- Chautauqua Watershed Conservancy -Watershed Resources and Care, Homeowner Resources, Native Plants, and Buffers
- Cummins Foundation
- Holmberg Foundation
- Audubon Community Nature Center (Formerly Jamestown Audubon Society)-Nature Trails, Youth Nature Day Camps, and Nature Education
- Jamestown Board of Public Utilities
- The Lenna Foundation
- Mayville – Chautauqua Community Chamber of Commerce
- NYS Office of Parks, Recreation and Historic Preservation – Allegany Region-Outdoor Recreation
- North Chautauqua Lake Sewer District
- Roger Tory Peterson Institute – Chautauqua County Birds, Museum Exhibits, Educational Resources, Art Making
- South & Center Chautauqua Lake Sewer District
- Town of Busti
- Town of Chautauqua
- Town of Ellery
- Town of Ellicott
- Town of North Harmony
- Village of Bemus Point
- Village of Celoron
- Village of Lakewood
- Village of Mayville