There is no reason to ever install or run any 3rd party "cleaning", "optimizing", "speed-up", anti-virus or security apps on your Mac. This user tip describes what you need to know and do to protect your Mac: Effective defenses against malware and other threats - Apple Community
That being said you've got 3 anti-virus apps installed, AVG, Trusteer and ESET. Uninstall each according to the developer's instructions.
How do I uninstall or reinstall ESET Cyber Security
Uninstalling AVG AntiVirus from Mac
Remove Trusteer Rapport instruction - Mac application
You can check to see if you've removed all of the supporting files by downloading and running Find Any File to search for any files with the application's name and the developer's name in the file name. For the above software you'd do the following search(es):
1 - Name contains eset
2 - Name contains avg.Antivirus
3 - Name contains trusteer.rapport
Any files that are found can be dragged from the search results window to the Desktop or Trash bin in the Dock for deletion.
FAF can search areas that Spotlight can't like invisible folders, system folders and packages.