Since 1994 TRAD does calculations on radiation environment modelizations and their effects on systems. Its experts provide solutions on issues relating to radiological risk, as well as on nuclear hardening. The fields of applications include:

Activities Medical
- Nuclear
- Ionization technology for industry and research
- Software Tools

TRAD is also provider of software solutions developed by its engineers for all issues concerning flux, dose rate, dose and equivalent dose calculation.

TRAD offers a friendly interface, under Windows O/S, allowing dose calculations by 3D Monte Carlo

- RayXpert is a 3D modeling software that calculates gamma dose rates by Monte Carlo