Apax Partners, an established private equity firm both in France and in Europe, and New Alpha Asset Management, an investment manager, completed the acquisition of a majority stake in Mailinblack, a developer of anti-spam software. Financial terms were not disclosed. "We are now looking to consolidate our leading position in Europe by creating a suite of digital protection solutions for business users, aimed at CIOs. This financial transaction will allow us to diversify our product offering by developing and entering into partnerships and by acquiring products such as password management, document transfer and digital clean-up solutions," Thomas Kerjean, Mailinblack Chairman and CEO.