Are SEAT and Lamborghini a part of the Audi brand group?

I am supposed to make a project on the marketing mix (4 Ps) of a global company and I chose Audi. But now I am confused. Are SEAT and Lamborghini also a part of the Audi brand group?|||These companies are all part of the Volkswagen Auto Group





Volkswagen


Audi


Lambourghini


Bentley


Seat


Skoda


Bugatti


Scania


Porsche


20% of Suzuki


30% of German Truck company "MAN SE"








Maserati is owned by Ferrari btw|||also bigauti and maserati|||Yes, Seat, Audi, Lambo, Porsche, Skoda are all part of the VW group.|||Don't forget DAF trucks too.