• Invited section organized by the EURO working group OR in Sustainable Development and Civil Engineering during EURO Mini-Conference Modelling and Simulation of Social-Behavioural Phenomena in Creative Societies (MSBC–2019), September 18–20, 2019, Vilnius, Lithuania. https://www.msbc2019.mii.vu.lt/
• Invited stream organized by the EURO working group OR in Sustainable Development and Civil Engineering during 30th European Conference on Operational Research, 23rd – 26th June, Dublin, Ireland. https://www.euro2019dublin.com/
• Invited section organized by the EURO working group OR in Sustainable Development and Civil Engineering during 13th International Conference “Modern Building Materials, Structures and Techniques”, Vilnius, Lithuania. 16-17 of May 2019. https://conference-service.com/MBMST-2019/
• 4th International Workshop on flexibility in sustainable construction – ORSDCE Workshop 2019, 27th – 28th of May 2019, Poznan. http://www.scfm.put.poznan.pl/orsdce-workshop-2019/
• 17th International Colloquium „Sustainable decisions in built environment“ & 7th meeting of ORSDCE, 15 May 2019, Vilnius. http://orsdce.vgtu.lt/index.php/orsdce/2019
• 3rd International Workshop on flexibility in sustainable construction – ORSDCE Workshop 2018. April, 20th, Poznan. http://www.scfm.put.poznan.pl/orsdce-workshop-2018/
• EURO XXIX – European Conference on Operational Research. July 8-11, 2018, Valencia, Spain. http://euro2018valencia.com/
• 2nd International Joint Conference on Innovative Solutions in Construction Engineering and Management – Flexible Approach. 24-26 April,  2017, Poznan – Puszczykowo, Poland. http://www.scfm.put.poznan.pl/orsdce_2017_conference/
• 16th Lithuanian-German-Polish colloquium and 6th meeting of EURO working group Operational Research in Sustainable Development and Civil Engineering. 24 April, 2017. Poznan, Poland. 75th Anniversary of Professor Oleg Kaplinski. 24 May, 2017, Poznan, Poland.
• EUROXXVIII 28th Annual Conference. Place: Poznan, Poland. 3-6 July 2016. Area: OR for Developing Countries, Humanitarian Applications. Invited stream: OR for Sustainable Development.
• 12th International Conference “Modern Building Materials Structures and Techniques”. Vilnius, Lithuania. 26-27 May, 2016. Conference proceedings: https://www.sciencedirect.com/journal/procedia-engineering/vol/172/suppl/C
• ORSDCE2016 Workshop on flexibility and sustainability in construction. 7 July, 2016. Poznan University of Technology, Poland. http://www.scfm.put.poznan.pl/orsdce-2016/
• 15th German-Lithuanian-Polish colloquium and Meeting of EURO working group OR in Sustainable Development and Civil Engineering was held in 2015, June 19-21 in Poznan, Poznan University of Technology, Poland. http://ztiob.put.poznan.pl/d2/conference, http://www.scfm.put.poznan.pl/orsdce-2015/. Conference Proceedings are already published by Elsevier and available online on http://www.sciencedirect.com/science/journal/18777058
• 27th EUROXXVII Annual Conference. Place: Galsgow, Scotland. 12-15 July 2015. Area: OR for Developing Countries, Humanitarian Applications. Invited stream: OR for Sustainable Development.
• International Colloquium „Innovative solutions in construction technology and management“, 15 May,  2013. Organizers: VGTU Faculty of Civil Engineering / Poznan University of Technology (Poland) / Leipzig University of Applied Science (Germany) Vilnius.
• Invited stream Sustainable Development during 20th Conference of the International Federation of Operational Research Societies. Place: Barcelona, Spain. 13-18 July, 2014. Area: OR for Development and Developing Countries.
• 11th International Conference „Modern Building Materials, Structures and Techniques“, May 16, 2013. Organizers: VGTU Faculty of Civil Engineering / International Association for Bridge and Structural Engineering / European Council of Civil Engineering / The Association of European Civil Engineering Faculties / Lithuanian Academy of Sciences Vilnius. Conference Proceedings published by Elsevier and available online on www.sciencedirect.com: http://www.sciencedirect.com/science/journal/18777058/57
• Invited stream organized by the EURO working group OR in Sustainable Development and Civil Engineering during 26th EURO Conference. Place: Rome, Italy. 1-4 July,  2013. Area: OR for Development and Developing Countries.
• Invited stream organized by the EURO working group OR in Sustainable Development and Civil Engineering during 25th EURO Conference. Place: Vilnius, Lithuania. Date: July 8- 11, 2012.
• 8th International Conference “Environmental Engineering” was held in Vilnius, Lithuania. 19–20 May, 2011. Organizers: Vilnius Gediminas Technical University; Lithuanian Academy of Sciences; Academy of Sustainable Development; Federation of European Heating and Air-Conditioning Associations (REHVA); International Federation of Surveyors (FIG); Baltic Road Association; International Academy of Ecological and Life Protection Science; Lithuanian Water Suppliers Association; European Spatial Planning Observation Network.
• 13th German-Lithuanian-Polish Colloquium and International conference “Construction Engineering Projects” was held in Augustow, Poland. 9-12 September 2011. Organizers: Bialystok University of Technology; Vilnius Gediminas Technical University.
• The 10th International Conference „Modern building materials, structures and techniques” was held in Vilnius, Lithuania.  19–21 May, 2010. Organizers: International Association for Bridge and Structural Engineering (Lithuanian group); European Council of Civil Engineers; The Lithuanian Academy of Sciences; The Association of European Civil Engineering Faculties; Vilnius Gediminas Technical University.
• 6th International Conference “Business and Management – 2010“ was held in Vilnius, Lithuania. 13-14 May, 2010. Organizers: Vilnius Gediminas Technical University; Riga Technical University; Tallinn University of Technology; In co-operation with International North German Academy of Informatology, Stralzund; Brno University of Technology; Technical University – Sofia; University of Fogia.