was born in Austria and studied architecture in Vienna where many of his passions were born.When Led Zeppelin’s first LP was released he was twelve. 
Gregor was thirteen when Neil Armstrong and Buzz Aldrin walked on the moon. 
When Gregor saw the science fiction film Blade Runner for the first time he was 26.

Gregor was professor for architecture at the ETH in Zurich, Switzerland. He teached also as a professor at the Academy of Fine Arts in Munich and the University of Applied Arts in Vienna.

From 1984 to 2005 he ran an architecture firm together with Christian Knechtl known as “Eichinger oder Knechtl”.

Since 2005 the name of the architecture studio is “eichinger offices”.