Black Dog Game Factory is an imprint of White Wolf, used to publish their mature content supplements.
All of the linked World of Darkness books are also listed as having White Wolf as a publisher. Only two linked books are not also listed as being published by White Wolf: the two rulebooks for HōL which were originally released under the Black Dog brand and later republished by The CaBil.
The Black Dog name also appeared within the game world of the World of Darkness as a dark analogue of White Wolf. This fictional games company, owned by the Wyrm-tainted Pentex corporation, featured in various Werewolf supplements and produced games that parodied White Wolf's titles. Supplements detailing Black Dog Games include: