Do you need an Advertising Agency in Cedar Rapids, IA? LocalSpark has analyzed the top web and digital marketing companies in Cedar Rapids. In today’s aggressive marketplace, it is crucial to hire an experienced advertising agency if your company wants to stay at the top of the competition. Advertising agencies help their clients with social media, paid advertising, graphic design, search optimization, web development, and other digital marketing strategies that enhance your company’s online image and outreach. Below, we’ve put together a list of the best Cedar Rapids, IA, Advertising Agencies.