Do you need an Advertising Agency in Louisville, KY? LocalSpark has searched for the best marketing agencies near Louisville. In the current aggressive market, it is critical to hire a skilled advertising agency if your business wants to be competitive. Advertising agencies help their clients with search engine optimization, PPC, web design, graphics, social media, and other digital marketing strategies that bolster your company’s online image and outreach. Here, we have put together a list of the best Louisville, KY, Advertising Agencies.