AIM Network (Artists' Initiatives' Meetings Network) is a European network of artist-run initiatives. It serves as a platform for exchange of experience, sharing of knowledge, increasing of mobility and cooperation between artist-run initiatives and to raise awareness of the artist-run sector within both professional art world and the broader public.
https://artistsinitiatives.com/

AMATEO is the European Network for Active Participation in Cultural Activities that serves and promotes people’s participation in the voluntary and amateur arts.
https://amateo.org/

Architects’ Council of Europe aims includes to promote architecture in Europe; advance architectural quality in the built environment; support sustainable development of the built environment; to foster cross-border cooperation and facilitate European practice and act as a single voice for architects in Europe. Through its members, the Architects’ Council of Europe represents the interests of over 600,000 architects from 31 countries in Europe.
https://www.ace-cae.eu/

ASSITEJ (International Association of Theatre for Children and Young People) brings people together so that they can share knowledge and practice within the field of theatre for children and young people in order to deepen understandings, develop practice, create new opportunities and strengthen the global sector. The members of ASSITEJ are national centres, professional networks, and individuals from around 100 countries across the world.
https://www.assitej-international.org/en/

Circostrada is the European Network for Circus and Street Arts. Created in 2003 with the core mission of furthering the development, empowerment and recognition of these fields at European and international levels, over the years the network has become an important anchoring point for its members and a key interlocutor in the dialogue with cultural policy makers across Europe.
https://www.circostrada.org/en

Culture Action Europe is the major European network of cultural networks, organisations, artists, activists, academics and policymakers. CAE is the first port of call for informed opinion and debate about arts and cultural policy in the EU. As the only intersectoral network, it brings together all practices in culture, from the performing arts to literature, the visual arts, design and cross-arts initiatives, to community centres and activist groups.
https://cultureactioneurope.org/ 

ENCATC is the European network on cultural management and policy. ENCATC represents, advocates, and promotes cultural management and cultural policy education, professionalizes the cultural sector to make it sustainable, and creates a platform for discussion and exchange at European and international level.
https://www.encatc.org/

EU National Institutes for Culture – is the European network of organisations engaging in cultural relations. Together with their partners, they bring to life European cultural collaboration in more than 90 countries worldwide with a network of over 120 clusters, drawing on the broad experience of our members from all EU Member States and associate countries. 
https://www.eunicglobal.eu/

Europe Jazz Network (EJN) is a nonprofit Europe-wide association of producers, presenters and supporting organisations who specialise in creative music, contemporary jazz and improvised music created from a distinctly European perspective.
https://www.europejazz.net/

The European Creative Hubs Network is a peer-led network with a mission to enhance the creative, economic and social impact of hubs around Europe and neighbouring countries. As focal points for creative professionals and businesses, hubs offer the most effective way to support the growth and development of cultural and creative industries. 

http://creativehubs.net/

The European Cultural Foundation (ECF) is a non-profit organisation primarily supporting intercultural dialogue through its European based network of independent professionals and organisations. Participants of ECF projects and programs are dedicated to cultural exchange and cooperation viewing them as a conduit to promote trust and understanding as well as social change. 

https://culturalfoundation.eu/

European Dance House Network is a network for trust and cooperation between European dancehouses sharing a common vision regarding the development of dance art across borders.
https://www.ednetwork.eu/

European Festivals Association (EFA) connects about 100 festivals and festival associations in 40 countries. EFA members are the core element that makes the Association an open, influential, international place for any festival that wants to be part of a bigger festival community.
https://www.efa-aef.eu/en/home/

The European Folk Network (EFN) is the first non-profit democratic membership organisation for Europe’s folk and traditional arts – with members from both the professional and amateur sectors. Formally established in 2019, it has grown rapidly, with now over 100 members from 27 countries. 

https://www.europeanfolknetwork.com/

The European Music Council, a regional group of the International Music Council (IMC), is the umbrella organisation for musical life in Europe. It is a platform for National Music Councils and organisations involved in various fields of music from many European countries.
https://www.emc-imc.org/

The European Network of Cultural Centres was founded in 1994 to promote dialogue and cooperation between social-oriented cultural centres in Europe. It represents over 5,000 cultural centres throughout Europe, with programmes and activities that aim to empower them and their communities.
https://encc.eu/ 

European Theatre Convention (ETC) is the largest network of public theatres in Europe, the ETC has 44 European Members from over 25 countries, reflecting the diversity of Europe’s vibrant cultural sector. Founded in 1988, the ETC promotes European theatre as a vital platform for dialogue, democracy and interaction that responds to, reflects and engages with today’s diverse audiences and changing societies. 

https://www.europeantheatre.eu/

The Federation for European Storytelling is a global network of organisations and associations active in the field of storytelling.
https://fest-network.eu/

IETM (International network for contemporary performing arts) is a network of over 500 performing arts organisations and individual members working in the contemporary performing arts worldwide: theatre, dance, circus, performance, interdisciplinary live art forms, new media. Members include festivals, companies, producers, theatres, research and resource centres, universities and institutional bodies.

https://www.ietm.org/en

On the Move (OTM) is a cultural mobility information network with 50+ members in over 20 countries across Europe and internationally. It’s mission is to encourage and facilitate cross-border mobility and cooperation, contributing to building up a vibrant and shared European cultural space that is strongly connected worldwide.
https://on-the-move.org/

Opera Europa is the international service organisation for professional opera companies and opera festivals in Europe. It currently serves over 215 members from 43 countries.

https://opera-europa.org/

Trans Europe Halles is a network of grassroots cultural centres with members in 36 European countries. Members convert abandoned buildings across Europe into vibrant centres for arts and culture, transforming communities, neighbourhoods and cities.
https://teh.net/

The UNESCO Creative Cities Network (UCCN) was created in 2004 to promote cooperation with and among cities that have identified creativity as a strategic factor for sustainable urban development. The 246 cities which currently make up this network work together towards a common objective: placing creativity and cultural industries at the heart of their development plans at the local level and cooperating actively at the international level. 

https://en.unesco.org/creative-cities/