Shacknews. Though no licensees are specified, developers who use the engine include Electronic Arts, 2K Boston/Australia, SOE, Square Enix, Ubisoft and the U.S. Army.
Said Rein to Shacknews, "I'm leaving the litigation to the lawyers but, if this is the case, I'd like to apologize to any of our licensees who Silicon Knights have inconvenienced." Should license contracts be submitted as unsealed court evidence, there is a chance the licensing fees and other trade secrets could become public record, though Epic's lawyers can move to seal court documents.
In late July, Silicon Knights filed a lawsuit against Epic Games over what it felt was inadequate support for its Unreal Engine 3 that harmed development of Too Human. Epic responded and filed a countersuit. In November, Epic's motion for dismissal was denied.