THQ will be auctioning off its 40k titles, which very much includes Dawn of War. Now it seems that Electronic Arts (EA) is currently the only named bidder, but there are others not yet listed. So we shall see who gets it in the next few upcoming weeks.
via IGN. link to original article
According to Distressed Debt Investing, all parties have come to an agreement and THQ assets will be sold on January 22nd. The auction will allow for "title by title" sales of THQ's assets.