HSSI is situated in the building of the Institute of Mathematics and Informatics, BAS at the address:

   High School Students Institute of mathematics and informatics
   Institute of Mathematics and Informatics
   Acad. G. Bonchev Str., Blok 8
   1113 Sofia, Bulgaria

The people who are responsible for the good work done at HSSI are:

• Prof. Oleg Mushkarov, Chief–coordinator of HSSI
  e-mail
  
• Assoc. Prof. Neli Dimitrova, Coordinator of HSSI
  
• Ass. Borka Parakozova
  
• Yordanka Dragieva, Assistant–coordinator and web-designer of HSSI

You can contact us by:

• Phone: (+3592) 979 38 37; (+3592) 871 92 13
• Fax: (+3592) 971 36 49
• E-mail: hischool@cc.bas.bg