Who We Are

Dr Mirella Koleva, Founder


Mirella specialises in the fields of optics and photonics. She holds a Master's degree in Physics and a PhD in Photonics from Imperial College London. Mirella contributed majorly towards the implementation of the theoretical methodology into Quantillion's code, particularly in extending the framework to describe quantum systems with an arbitrary number of levels.

Dr Gaby Slavcheva, Founder, CSO & CEO


Gaby is an international leader in the theory and modelling of light-matter interactions in quantum photonic nanostructures and devices. She conceived, developed and implemented the methodology underlying Quantillion. Gaby holds a Master's degree in Physics and a PhD in Theoretical Condensed Matter Physics.

Dr Vladi Kolev, IT Manager and System Administrator


Vladi is a Microsoft Certified Professional with a wealth of qualifications in ICT management. He has over 25 years' experience in the development of software applications for scientific and medical instrumentation. Vladi holds a Master's degree in Physics and a PhD in Biophysics.

Tanyo Guentchev, Principal Software Developer


Tanyo has amassed more than 40 years of experience in software development. In the last 18 years, he has worked for IBM and Cognos Inc. developing business intelligence software based on Web & Enterprise technology. Tanyo holds a Master's degree in Physics.