Demacio Castellon

Demo Castellon
Background information
Birth name	Demacio Castellon
Occupation(s)	Sound engineer
Years active	2002–present
Associated acts	Nelly Furtado, Timbaland

Demacio "Demo" Castellon is a Cuban American sound engineer who frequently collaborates with Timbaland.

Castellon met and began dating Canadian recording artist Nelly Furtado in 2006, while the two were working on Furtado's third studio album Loose (2006). The couple became engaged in July 2007 and wed on July 19, 2008.

In 2000, Castellon studied Political Science at the University of Florida. He also attended Full Sail University in Winter Park, Florida.

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