"Running a search on Red Hat's partner locator site, and matching it with companies that I've seen at Red Hat's partner events, suggests a few possibilities, including Bacula Systems and Zmanda, with the latter more likely. Zmanda is both bigger than Bacula and also represents a well-worn path for ex-Red Hat executives."
Or, we could wait for him to announce it on his blog or for the company to issue a press release. But no let's stick to plan A and work ourselves up into a fever of pointless excitement - yay, way to go.
In short, if you've nothing to say, say nothing