IronSource today announced an $85 million funding round led by “strategic and institutional investors” based in the U.S., China, and Europe.

IronSource, based in Tel Aviv, offers ad-tech and software distribution services that are largely focused on mobile. In a vague statement, IronSource says its new round will be used to “further expand its international presence and offering, and drive adoption of its solution.”

Earlier this month, IronSource acquired mobile gaming company Upopa. IronSource is said to be planning an initial public offering, slated for 2015.

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