Indeed, the page loads a bit on the slow side. I wonder if your header/banner is sliced or one solid image. If it's one solid image, slice it - it's going to improve your loading time.
The concept/structure of your site is a generic template that isn't customized all too much, which stands out specifically when one is clicking on "recent deals" and arrives at a blog interface that doesn't resemble the frame, color and structure of the main site. "Recent Deals" should be more of a photo section or progress notes. The blog itself should either disappear or give users the opportunity to deliver their own project portfolios - after all, they're your partners.
Use the lightbulb as a FavIcon, the default FavIcon that's currently displayed, should change to reflect your company's logo.
Last but not least, the "contact us" tab should lead to an embedded email form, currently you're pulling up the default email editor. Unfortunately, there are tons of users out there that don't have the default email editor configured to their email program of choice and are not using outlook, leaving these users in a very bad spot. Embedd an email form, it's going to make things appear and function a lot more smooth.
IB