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Profile Last Updated: 01/07/2019 Grant Information Last Updated: 01/28/2019

The Claire H. B. Jonklaas Foundation

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Established in 1989 in OH as partial successor to Bolton Foundation


The Claire H. B. Jonklaas Foundation

Independent foundation




1111 Superior Ave., Ste. 700 Cleveland, OH United States 44114-2540

Contact Information

  • Telephone: (216) 363-6489