Avast, today’s largest vendor of security software, has acquired Piriform, a UK-based company that is behind many successful desktop and mobile apps, such as CCleaner, Recuva, Speccy, and Defraggler. […]

from https://www.bleepingcomputer.com/news/business/avast-buys-piriform-the-company-behind-ccleaner-and-recuva/