• Single Organization Support

• 1936.

Marblehead Boosters Club Incorporated

To support the needs of MHS athletic teams, enhance athletic achievement and school spirit, and provide athletic scholarships for deserving student-athletes.

Westhampton Beach Historical Society

LOCAL AND HISTORICAL RESEARCH, PRESERVATION AND EDUCATION.

• Equestrian, Riding

• 1938.

Dressage 4 Kids Inc

DRESSAGE 4 KIDS, INC. IS A NON-PROFIT 501 (C) (3) ORGANIZATION INCORPORATED FOR THE EXPRESS PURPOSE OF PROVIDING EDUCATIONAL AND COMPETITIVE OPPORTUNITIES FOR YOUTH RIDERS AND THE ADULTS WHO SUPPORT THEM.

• Nonmonetary Support N.E.C.*

• 1939.

Huskie Booster Club of Oak Park & River Forest High School

Supporting and Celebrating Student Academics, Activities, Arts and Athletics at Oak Park and River Forest High School.

Ligonier Camp and Conference Center

Excellence in Christian Camping since 1914.

• Children's Museums

• 1941.

Wonderscope Children's Museum of Kansas City

Wonderscope's mission is to spark a lifelong love of learning through the universal and uniting power of play.

Highland Park Historical Society

HISTORICAL SOCIETY AND MUSEUM Events Exhibits Click to see our current and upcoming events and exhibits.

• Other Art, Culture, Humanities Organizations/Services N.E.C.

• 1943.

Mens Council of Greater Washington

The 34th Chesapeake Men039s Gathering 1012 October 2025 MEN HEART to HEART Home October 1012 2025 MEN HEART to HEART Please join us.

• County/Street/Civic/Multi-Arts Fairs and Festivals

• 1944.

THE ORIGINAL POTTAWATTAMIE COUNTY FAIR

Our county fair was established in 1896 and is located in Avoca.