Evanescence is a neat looking theme with two column fluid width layout and a widget ready right hand sidebar.
Black-N-White is two column, widget ready theme.
cgreen are two column, widget ready themes Headsetoptions and MandarinMusing.
Wood is a two column, widget ready theme with a wood background.
RockinBiz is a clean and sleek theme designed for business blogs and websites.
I like the rockinbiz how ever i cant get the theme to line nicely when i post screenshots.