Do you need an Online Marketing Company in Hartford, CT? LocalSpark has analyzed the best internet marketing agencies in the Hartford area. In today’s aggressive marketplace, it is critical to get help from a reputable marketing company if your company wants to be competitive. Online marketers help clients with search marketing, web design, branding, logos, and various other projects that improve your business’ image and reputation. Below, we’ve gathered up a list of the best Hartford, CT, Online Marketing Companies.