- ESET, spol. s.r.o.   North American Headquarters - ESET, LLC. sources: http://www.scmagazineus.com/ www.wikipedia.com/ http://eset.name/ http://www.eset.com http://koopNOD32.nu/ http://hitm-eu/ http://www.ebusinessforum.com/ [1] San Diego , California ; Wexford , Ireland ; London , United Kingdom ; Bournemouth , United Kingdom ; Bristol , United Kingdom ; Buenos Aires , Argentina ; Prague ,