Line Systems is a telecommunications company providing voice and data services to other businesses. Located in a modern building off of West Chester Pike, the company has come a long way from its original business of operating payphones in the late 1990s and calling a storage garage turned office its home. In 2005, Line Systems was appeared on the Inc. 500, a list of the fastest-growing companies in America compiled by Inc. magazine. The company prides itself on its upbeat and friendly service.