After the establishment of MiRi, Murska Sobota, in 2019 as members of MiRi following organisations from Slovenia joined, respectively:
- S.R.P., Beltinci;
- Cona.center, Murska Sobota;
- Reflex, Gornja Radgona;
- Elektro Maribor, Maribor;
- Municipality Gornja Radgona and
- Cleangrad, Ljutomer.
Two organisations from the Republic of Austria have joined the Institute in 2019, respectively: