According to their official press release, Sentai Filmworks
has revealed their acquisition of Rozen Maiden
, Rozen Maiden: Träumend
, and Rozen Maiden: Ouvertüre
All three will be available digitally and in a complete DVD collection this winter. Rozen Maiden: Ouvertüre, which was never previously released in North America, will have a new English dub by BangZoom! Entertainment and will also be released as a stand-alone DVD.
Source: Sentai Press Release