Jeff Buck is CEO and co-founder of QuantiSense, a provider of business intelligence and data warehousing solutions specifically for retailers. Prior to starting QuantiSense, Buck founded dotVantage, a company focused on creating analytical applications that enabled e-commerce companies and other technology providers to understand customer behavior on the Web. Buck's background also includes extensive experience in building business intelligence applications for retail companies such as American Stores, Disney and J. Crew.