- Eighth IMACS Seminar on Monte Carlo Methods (IMACS MCM 2011), August 29 - September 2, 2011, Borovets, Bulgaria
- 8th International Conference on "Large-Scale Scientific Computations" (LSSC'11), Sozopol, Bulgaria, June 6-10, 2011
- 7th International Conference on "Numerical Methods and Applications " (NMA'10), Borovets, Bulgaria, August 20 - 24, 2010
- 6th International Conference on "Sensitivity Analysis of Model Output " (SAMO'10), Milan, Italy, July 19-22, 2010
- 7th International Conference on "Large-Scale Scientific Computations" (LSSC'09), Sozopol, Bulgaria, June 4-8, 2009
- 6th IMACS Seminar on Monte Carlo Methods (MCM-2007), University of Reading, UK, June 18-21, 2007
- 30th International Convention MIPRO 2007, Conference on Hypermedia and Grid Systems, Opatija, Croatia, May 21-25, 2007
- XIIth International Summer Conference on Probability and Statistics (ISCPS-2006), Sozopol, Bulgaria, June 17-25, 2006
- 5th International Conference on "Large-Scale Scientific Computations" (LSSC'05), Sozopol, Bulgaria, June 6-10, 2005
- 4th IMACS Seminar on Monte Carlo Methods (MCM-2003), Berlin, Germany, September 15-19, 2003
- 4th International Conference on "Large-Scale Scientific Computations" (LSSC'03), Sozopol, Bulgaria, June 4-8, 2003
- 5th International Conference on Numerical Methods and Applications (NM&A'02), Borovetz, Bulgaria, August 20-24, 2002
- 3rd International Conference on "Large-Scale Scientific Computations" (LSSC'01), Sozopol, Bulgaria, June 6-10, 2001