KeltenWelten e. V. is a German association that connects archaeological sites, museums, municipalities, heritage institutions, and tourism organizations linked to Celtic heritage. Its goal is not only archaeological research but, above all, making Celtic history accessible to the public and promoting cultural tourism.

The Pardubice Region NGO Coalition (KONEP) brings together non-profit organizations active in the Pardubice Region and supports their development and mutual cooperation. It provides advisory services, information services, education, and help with implementing public-benefit projects. A significant part of its activity is promoting volunteering and organizing the Burza filantropie (Philanthropy Exchange) project, which connects non-profit organizations with the business and public sectors.

The Association of Museums and Galleries of the Czech Republic (AMG) is the largest professional organization bringing together museums, galleries, and museum professionals in the Czech Republic. Since 1990 it has represented the interests of collection-holding institutions, supported their development and cooperation, and helped raise the quality of museum work in line with the ethical principles of the International Council of Museums (ICOM).

The Czech Council of Children and Youth (ČRDM) is an umbrella organization bringing together associations and other organizations working with children and young people in the Czech Republic. It represents their shared interests and supports quality non-formal education, volunteering, and the active participation of young people in society, while also creating space for cooperation, shared experience, and development across the whole sector.

Lughnasad, z.s. is a long-standing partner of the association in organizing the Lughnasad festival and actively participates in the development of the Země Keltů project. Together we bring together history, crafts, and living culture, creating programs that introduce Celtic heritage to the wider public.