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One Source Communications

[Certified in TEM Lifecycle and Enterprise Mobility Management] One Source Communications helps businesses simplify a complex technology world through Communications Lifecycle Management, Managed Mobility Services, IT Services, and Field Services. One Source is the leading provider of fully managed Telecom and IT solutions for mid-market enterprises. Today, One Source manages more than 1,000 customers, 20,000 business locations, and over one million assets. In addition to traditional Telecom / Wireless Expense Management services, One Source provides 24/7 local helpdesk, procures and provisions telecom/ IT, and handles all services requests. One Source is uniquely structured and resourced to support middle-market enterprises with $100,000 to $25 million in annual telecom spend, often generating triple-digit return on investment.

Location: 1655 E Arlington Blvd, Greenville, NC 27858Website:


[Certified in TEM Lifecycle and Enterprise Mobility Management] Sakon is a telecom and network technology leader that has helped global enterprises organize, understand, and intelligently manage their communications ecosystems since 2003. With headquarters in Concord, Massachusetts and a Global Delivery Center in Pune, India, the Sakon team numbers more than 400 employees worldwide. Sakon serves over 150 enterprise customers, and its technology is used by the world’s top systems integrators and outsourced services providers. It currently manages over $5 billion in technology expenses annually. Sakon’s unique platform is powered by Synkronize a proprietary data engine that links the source and transaction data from network, mobile and SaaS providers to HR, location and financial data from enterprise systems.

Location: 300 Baker Avenue, Suite 280, Concord, MA 01742Website:

CBI Telecommunications Consultants

[Certified in TEM Lifecycle and Enterprise Mobility Management] CBI is an industry leader within the global TEM market. They have a worldwide footprint with the local industry expertise of the telecom markets. With their international partners, CBI offers global telecom expense, mobility and enterprise management solutions. The combination of local expertise, a global approach, and a comprehensive software platform makes GTEM an unrivaled service. Supporting their clients is paramount to us and the focus of our business model. They achieve this by identifying cost reduction and applying visibility to the client’s infrastructure resulting in better performance and optimization of the communications estate. CBI saves their clients countless hours by implementing changes and dealing with the vendors on their behalf. They analyze industry trends and contracts to make sure clients are receiving best-in-class service from their vendors, and they are not afraid to step in and escalate when necessary. CBI’s competitive advantage is evident in its ability to effectively deliver industry expertise through managed services on a global scale.

Location: 437 44th St SW, Grand Rapids, MI 49548Website:

Cass Information Systems

[Certified in TEM Lifecycle and Enterprise Mobility Management] Cass Information Systems (NASDAQ: CASS) is the leading provider of telecom, utility, waste and transportation expense management services, dispursing nearly $44 billion annually on behalf of its clients. Known for industry leading customer satisfaction, Cass Telecom, an operating unit of Cass Information Systems, delivers fully managed Telecom Expense Management, Managed Mobility Services and BYOD solutions to global customers via its service teams in the United States, England, Ireland, The Netherlands, Singapore, and Brazil. Cass Telecom is supported by Cass Commercial Bank, a wholly-owned subsidiary, providing financial exchange and global payment services to its clients. Cass remains the only TEM provider regulated by the US Federal Reserve, providing security, stability and transparency assurances to Cass clients.

Location: 12444 Powerscourt Dr #550, St. Louis, MO 63131Website:


[Certified in TEM Lifecycle and Enterprise Mobility Management] Accenture is one of the world’s leading professional services companies, with capabilities in strategy, consulting, digital, technology and operations. We help organizations maximize their performance and achieve their vision.

Location: 1 Grand Canal Square, Grand Canal Dock, Dublin, IrelandWebsite: