The top PPC company is one that has a long history of generating positive results for clients from all different types of industries. The PPC ad campaigns designed by the agencies that made this list are certain to be cutting-edge and effective. It pays to spend the time searching for the best PPC company before committing to one for your next campaign because it can make the difference between a successful campaign and one that does not generate any sales. The companies on this list are able to adapt their campaigns quickly so that you get the most out of each click. The companies below have been reviewed based on a wide range of qualitative and quantitative statistics. In some cases, variable listing fees effect position on this list; however only highly-regarded firms are accepted through our review analysis. Learn more about our ranking process here.