Richfield Historical Society
Rock & Roll Hall of Fame
Rockefeller Park Greenhouse
Romanian Ethnic Art Museum
Shaker Historical Society & Museum
Solon Historical Society
South Euclid - Lyndhurst Historical Museum
SPACES
Stan Hywet Hall & Gardens
Strongsville Historical Society
Suffield Township Historical Society
Summit County Historical Society
Summit Metro Parks
The A.R.K.
The Children's Museum of Cleveland
The Cleveland Museum of Art
The Cleveland Orchestra
The Geauga County Historical Society Century Village Museum
The Holden Arboretum (Holden Forests & Gardens)
The Spirit of '76 Museum
The Temple Museum of Jewish Art, Religion & Culture
Twinsburg Historical Society
Ukrainian Museum-Archives, Inc.
University Circle Inc.
USS Cod Submarine Memorial
West Park Historical Society
Western Reserve Fire Museum and Education Center
Westlake Historical Society
Weymouth Preservation Society
York Township Historical Society