PC-Pros, Inc. Since 1984 PC-Pros, Inc. is a systems integrator*. PC-Pros Servers and Workstations are the backbone of our client's IT networks. Our engineers have degrees in computer science. Our programmers have decades of experience. Our trainers can work with users of any age and level of experience. *DEFINITION: A systems integrator (SI) is an individual or business that builds computing systems for clients by combining hardware and software products from multiple vendors. Using a systems integrator, a company can align cheaper, pre-configured components and off-the-shelf software to meet key business goals, as opposed to more expensive, customized implementations that may require original programming or manufacture of unique components. Creation of these information systems may include designing or building a customized architecture or application, integrating it with new or existing hardware, packaged and custom software, and communications infrastructure.