Founder and Principal |
 With more than 25 years of industry experience, Dennis Rosenthal offers large-enterprise solutions at a scale and budget designed for small businesses. He assists clients with IT project management and relocation services. Specialties include new construction, data and voice infrastructure, internal client management, and vendor selection and management. In addition to building new systems, Dennis manages conversions and upgrades. Other areas of expertise include Voice over Internet Protocol (VoIP) systems.Before founding JonKeith Communications, Dennis provided voice and data telecommunications solutions to Fortune 500 corporations. He launched his firm to provide comparable, high-quality service to the underserved small-business market in a cost-effective manner—a mission and philosophy that continues to drive the company today.  |
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About Us
- Who We Are
- Dennis Rosenthal
- Jonathon Rosenthal