The design works. It is not apparent what the goal of your business is. Can you sum up in 1-2 sentences what you do and how it will help someone who has just landed on your site?
There is too much "happy talk" on the homepage. The site goes on and on about how great it is and how wonderful, bla bla. This may be true, but your customers don`t want to hear you on your high horse. They are there to find out information about a product or service, how it will help them and how to get it. Anything else on the site just gets in their way and makes them frustrated.
Have a quick read through this article: Top 10 web mistakes businesses make
Let me know if I can help,