Hermetic Houses
The Order puts each member in a House.
Houses of Ars Magica 3rd edition
- Bjornaer
- Bonisagus
- Criamon
- Diedne (druids, wiped out long ago)
- Ex Miscellanea
- Flambeau
- Jerbiton
- Mercere (Redcaps, not mages)
- Merinita
- Quaesitor
- Tremere (now a vampire clan)
- Tytalus
- Verditius
First Trad book (2nd ed.)
- Bonisagus
- Ex Miscellanea
- Flambeau
- Fortunae
- Janissary
- Quaesitor
- Shaea
- Thig
- Tytalus
2nd Trad book (Revised ed.)
Major Houses
- Bonisagus
- Ex Miscellanea
- Flambeau
- Fortunae
- Quaesitor
- Shaea
- Solificati
- Tytalus
- Verditius
Minor Houses (all in Ex Miscellanea)
- Criamon
- Hong Lei
- Jerbiton
- Merinita
- Ngoma
- Skopos
- Xaos
Dragons of the East pg. 76: Mages in Hong Kong petitioned to be recognized as House Hong Lei (House of Crimson Thunder) in House Ex Miscellanea. They seek to mix traditional Chinese mysticism with Hermetic practice.
Dead Houses
- Golo
- Janissary (in Revised Edition)
- Luxor
- Tharsis
- Thig (in Revised Edition)
- Validas
- Ziracah
Lore of the Traditions pg. 105 (Mage 20)
- Bonisagus
- Ex Miscellanea (Criamon, Jerbiton, Merinita)
- Flambeau
- Fortunae
- Hong Lei
- Ngoma
- Quaesitor
- Shaea
- Skopos
- Solificati
- Tytalus
- Verditius
- Xaos