Here are some questions to ask when looking at your website and deciding on investing in a site redesign:
If you answered no to any of these, then a site redesign is recommended. It can make a big difference in your business, just take a look at these case studies on website redesign
DSL Labs
Drive website sales, visits, and create qualified leads through effective email marketing. HTML email creation to
complete email marketing campaign strategy available. 
Move up in the line, with search marketing techniques designed to improve your placement and increase your web marketing ROI 
Update & refresh existing corporate branding through, logo & print design including ads, brochures, business cards,
magazines, media kits, newsletters & mailers