Ontronik Khachaturian
Bands

Band
Position
Start date
End date
System of a Down
Co-founder/Drums
1993
1997
The Apex Theory
Founder/Vocalist
1999
November 2002

Question: What did Ontronik Khachaturian do after leaving System of a Down?
Answer: After leaving System of a Down, Ontronik Khachaturian founded The Apex Theory in 1999.