The German car company solutions for the crossword are Opel, AUDI, and BMW. Opel is a German automobile manufacturer founded in 1863 by Adam Opel. It is now a subsidiary of the French automaker Groupe PSA. AUDI is a German luxury car manufacturer founded in 1909 by August Horch. It is now a subsidiary of the Volkswagen Group. BMW is a German multinational corporation founded in 1916 that produces luxury vehicles and motorcycles. It is one of the best-selling luxury automakers in the world.