There is sometimes some confusion about what a "d/b/a" is.  A d/b/a is shorthand for "doing business as."  You create a d/b/a in California by filing a "fictitious business statement" with the county clerk in the county where you are doing business.  If you have created a corporation named "Acme Detergent," for example, and you want to use only  the name "Fine Sonoma Detergents" in your marketing materials, your business cards and your website, you will need to file a fictitious business statement with the county clerk which informs the public that "Fine Sonoma Detergents" is actually  "Acme Detergent d/b/a Fine Sonoma Detergents."The idea behind the requirement to file a fictitious business statement is that it lets the public know what [...]