David Chavez Jr., 32, of Bakersfield, was sentenced to four years in prison Monday for using a telephone in connection with a drug trafficking offense.

He pleaded guilty on Sept. 4 and will forfeit his interest in $57,000 in seized cash and bank funds.

According to court documents, Chavez owned and operated Nature's Medicinal Co-op, a marijuana dispensary in Bakersfield. His father, David Chavez Sr., was the treasurer of Nature's Medicinal and the owner of the property where the business operated.

According to the indictment, between September 2004 and February 2006 the business earned $16 million in gross sales.

Chavez Sr., pleaded guilty Dec. 17 to conspiring to distribute 50 or more kilograms of marijuana and is scheduled to be sentenced March 25. He faces a mandatory minimum five years in prison and a $2 million fine.

Six co-defendants have been sentenced for the conspiracy: Timothy Glenn Doolittle, 30 months in prison; Jennifer Diane Brown, a year in prison; John Shanks, 20 months in prison; Israel Cavazos, 42 months in prison; John Wyatt, 30 months in prison; and Jonathan Michael Chapman, 37 months in prison.

- Office of U.S. Attorney Benjamin B. Wagner, Eastern District of California