The National Network for Children is the biggest umbrella organization in Bulgaria with around 150 civil society member organizations and supporters. The alliance is working with and for the children and families across the whole country focused upon promotion, protection and observing the rights of the child. Re-Act’s representative was part of the management board of the organization from 2017 until 2020, planning and implementing advocacy campaigns (in order to guarantee the rights of children and improve the wellbeing of Bulgarian families and children).

The Learning Action Partnership (LAP) is a network for exchanging ideas and good practices working for prevention of sexual exploitation of children. Re-Act is amongst the founders of the partnership which unites interested people, public and private institutions with experience in activities preventing violence, exploitation and abuse.

The Danube Youth Network (DYN) is a non-formal network of NGOs working with young people from the Danube microregion aiming to support the cross-sectoral development of this vast area through encouraging of active youth participation on local, regional, national and macro regional level. Re-Act is one of the co-founders of the network and has constant membership within its core operational and strategic team.

The Social NGO Network has evolved from the opening event of the EU Danube Strategy on 11 July 2011 at the Haus der Wirtschaft in Stuttgart, Germany. This informal network is meeting regularly in different locations discussing social, education and health problems in the context of the EUSDR. Together with around 40 long term actors from private and public authorities, smaller and dedicated volunteer worker individuals, they all engage in diverse projects to support especially disadvantaged groups and individuals and also aim to make the Danube region a better place for all.