California Business Brokers and Small Business Owners Sold 7 Businesses for Sale in Contra Costa County, California Last Week! Sales of Contra Costa County Businesses During this Time Period by City Include: Antioch: 2, Brentwood: 1, Clayton: 1, Concord: 1, El Cerrito: 1, Pleasant Hill: 1. Contra Costa County, California (PRWEB) May 13, 2005 -- Sales of Contra Costa County businesses during this time period by City include: Antioch: 2, Brentwood: 1, Clayton: 1, Concord: 1, El Cerrito: 1, Pleasant Hill: 1. This Week's bizben.com Tip For Successfully SELLING A California Business:...