ValueClick (NASDAQ: VCLK) is a Westlake Village, CA-base online advertising company, which connects those wanting to host advertisements on websites with advertisers who are willing to pay out fees based on a variety of different plans and methods. This business model was very successful in the late 1990s "dot com" Internet business boom, but has lately proved to deliver mixed results. Currently, ValueClick is run by James R. Zarley.