Descrição Turn to Telsource for telecom and IT services. With sales offices in nine states, the company builds and manages voice and data networks for business clients. It provides network integration and field engineering services, utilizing equipment from third-party vendors such as Alcatel-Lucent, Cisco Systems, and Juniper Networks. Telsource also offers managed services including network administration, performance monitoring, and security. The company serves customers in the education, energy, financial services, and manufacturing sectors, among others. Its customers have included Aetna, AT&T, Best Buy, Liberty Mutual, and Target. Telsource was founded in 1984 by CEO Vincent Sciarra and VP Rick Ackerman.