- “Returning Migrants: Segmentation and Stratification of Economic Mobility” Project, Scientific Research Fund, 2017-2018 head: Prof. Dr. Andrey Nonchev
- Project NID 21.03./03-35-2009, “Management of intercultural differences” – research among foreign students “Intercultural interactions”, head Assoc. Prof. V. Pirimova, Center for mobility of teachers and students
- Project “Bulgarian diaspora in Western Europe: cross-border mobility, national identity and development” with leading organization Economic Institute of BAS, Contract No. DID 02/21 of the Ministry of Education, Culture, Sports and Science, head Prof. Veselin Minchev, Institute of Economics of BAS
- Project “℮-political forum” (educational software for simulation of a democratic political process) “NID OF UNSS” under contract No. NID 21.03 – 14/2008, head Assoc. Prof. Blaga Blagoeva
- Project “Methodology and toolkit for the analysis of the satisfaction of immigrants from third countries in the process of their integration into the Bulgarian society” NID of the UNSS 2011, head Assoc. Sonia Chipeva
- Project “Social networks of immigrant communities in Bulgaria and assessment of policies for their integration”, head Assoc. Dr. Andrey Nonchev, UNSS (Contract NI- -1-10-2013
- EU WISE project – leader Prof. Elka Todorova, PhD, 7 RP – UNSS, University of Southampton, England, University of Oslo, etc. (Contract 279081)
- Member of the initiative and organizational board of the Academic Forum for Social Sciences 2010 /AFON/, head Prof. Mihail Mirchev
- Member of the initiative board and organizer of the National Doctoral Conference in Sociology, 2017, 2019, 2023.
- Member of COST (European Cooperation in the field of Scientific and Technical Research) program “Life in societies under surveillance” (LiSS)
- Member of the COST International Ethnic and Immigrant Minorities’ Survey Data Network program.
- Member of the Advisory Board of the Center for Sociological and Psychological Research at the UNSS 2014-2023.
- Member of the International Sociological Association ISA
- Member of the Bulgarian Sociological Association
- Board Member of COST ACTION CA20115 – European Network on International Student Mobility: Connecting Research and Practice www.enisnetwork.com