BlueBusiness is a new and free WordPress theme for business related sites.This theme has 2 columns and 3 other columns in footer, lot of place to put your widgets. The overall of this theme is very simple, because the business stuff are simple as well. The combine of this color gives to this theme an professionalism look. The background is with a deep blue and at the header you can see the top of a building that represent a new vision. Blue Business has a design that is suitable for business stuff. So i recommend this theme for business blog.