Business Directory Site (need critique)

This is a business directory site where you can browse or search then send requests for proposals to the whole bunch through a form.

What do you think of the color scheme? Is it easy to read stuff? Is it confusing?

What do you think can be improved? Personally I find something is wrong with how the images on the homepage is presented. Will rework that.

Click on the images to view full.


**Sample Listing