About us

MB „Šeši partneriai“ was established in 2014. The team of experienced engineers started by providing scientific research services in the field of physical sciences. The team specializes in the waves and particles phenomena.

BrachyDOSE is the new product created by the team. It is the unique dosimetery system for the high-dose rate brachyteraphy procedures.

Our mission is to empower medical profesionals for safer and smarter decisions and effective treatment.

Our values: quality, innovation, partnership.

Rimas Šeperys

Education: Master’s degree of material science

Activity: Development of radiation dose reading module. Product commercialization.


Neringa Šeperienė
co-founder, CEO

Education: Master’s degree of medical physics, PhD of materials engineering

Activity: Development of dosimeter. Product commercialization.


Dainius Bernatavičius
co-founder, director

Education: Master’s degree of applied physics

Activity: management of supplies and delivering.


Rolandas Žakelis

Education: PhD of science of electrical engineering

Activity: adviser in electrical engineering