3390 Mt. Diablo, Lafayette | Two Spaces Just Leased Streetworthy© Colliers International just leased the final two spaces at 3390 Mt Diablo in Lafayette, a total sf 3,770 rsf for 5 years each! The East Bay Office Team leased 2,000 rsf to an accounting firm represented by Meghan Basso, Newmark Knight Frank. Simultaneously, the team leased 1,770 rsf space to a Financial Advisory firm represented by Chris Tasker, CM Realty.