The company own several products which are meant to optimize the performance of your computer, or to find drivers for your components. In either cases, these products can be uninstalled as usual from Add & Remove Programs found in the Control Panel.
After you finish uninstallation using the information above, please go to Start > Run > type msconfig and press Enter. Locate the Startup tab and identify an entry called Installer on the list above. It has
C:\Program Files\InstallBrainService\ as path and then restart the computer. After the restart the applications will be uninstalled and the remaining services disabled.