Wikipedia
PCKeeper is advertised as an optimization services package featuring a set of software utilities for Windows OS owned by Essentware S.A. (company based in Bratislava, Slovakia). It includes 2 separate products for Windows: PCKeeper Live and PCKeeper Antivirus.
PCKeeper was originally developed by Zeobit LLC which was founded in 2009 by Slava Kolomiychuk. PCKeeper was released in September 2010. Kromtech Alliance acquired PCKeeper and MacKeeper from Zeobit in May 2013. In 2015, PCKeeper has changed its legal owners from Kromtech Alliance Corp. to Essentware S.A. Kromtech Alliance has made the decision to focus on the products for Mac users only. Essentware S.A. office registered in Panama. The principal officers and developers of the company remain in Ukraine.