CallTower Adds New VP of Sales to Meet Growing Business Demand for Simplified Communications and Increased Productivity

Respected Industry Sales Leader, Thomas Robone, To Guide CallTower Surging Growth As Company Delivers Helps Advanced Hosted Voice/Data Applications Including Cisco® CallManager, Microsoft® Exchange & Live Communication Server

San Francisco, CA, May 05, 2007 --( CallTower, Inc., the leading provider of Always-On, hosted communications and collaboration solutions for businesses, today announced the addition of Thomas Robone to its management team in the new position of Vice President of Sales. Mr. Robone brings to CallTower a wealth of experience, including an 18-year successful track record in building large and successful direct sales teams and partner sales channels at Nortel, Cisco and Qwest.

Mr. Robone's successful sales background and valuable insight into the telecommunications industry are important to CallTower as the company continues its rapid growth and market leadership in delivering hosted communications services and applications for growing businesses.

CallTower delivers advanced hosted services and applications that combine seamlessly integrated IP telephony with collaboration, productivity and Internet applications that allow growth companies to be more successful and competitive. With CallTower, a business' customers receive improved service and employees work more efficiently.

With CallTower, businesses across North America can combine Disaster-Proof, outsourced, enterprise-class telephony, Internet and data services, which can extend their collaboration and communications capabilities, increase their customer service and support capabilities, and reduce operating costs and capital outlay. CallTower delivers hosted voice and data services and applications that include the Cisco® CallManager softswitch, integrated with Microsoft® Exchange and the Microsoft® Live Communication Server into one convenient, secure suite for growing businesses.

"CallTower helps businesses be more successful and use communications as a competitive advantage to improve and streamline business processes -- which is what the marketplace is demanding now. These growing customer demands and CallTower's ability to deliver scalable, secure voice and data services, combined with an outstanding sales and Partner team, will help CallTower expand into a World-class company," said Thomas Robone. "CallTower has a unique value proposition that allows business users to concentrate on their business and at the same time, be more productive, regardless of location. Nobody can do what CallTower does, which is why I have joined the team."

About Thomas A. Robone
Mr. Robone brings CallTower a successful 18-year track record of delivering record corporate and channel sales for major telecommunications industry leaders. Before joining CallTower, Mr. Robone was Sales Director at Qwest Communication where he managed a large organization of sales managers and account executives in the Western Region and was responsible for sales of IP voice and networking data products to Fortune 200 Enterprise and Global accounts.

Prior to Qwest, he was the National Manager of Service Provider Channels for Cisco® Systems, Inc., where he managed a team of Channel Account Managers responsible for recruiting, training, and certifying Cisco-branded Value Added Resellers (VARs) throughout the United States. Mr. Robone increased Cisco networking infrastructure sales from $300,000 to over $6 million in just two years.

Previously, Mr. Robone held senior leadership positions with both Lucent Technologies and Northern Telecom (Nortel). Mr. Robone holds a Bachelor's degree in Public Administration from the University of Southern California. He will report to CallTower's Executive Vice President of Sales and Marketing, Mark Harris.

"CallTower is augmenting its business direction in order to help the company further increase its presence in, and delivery to, the enterprise marketplace for scalable IP Communications and collaboration solutions. Mr. Robone's addition rounds out our team and brings a proven performer in producing volume sales through a direct sales effort. Mr. Robone will build on our efforts to create a high-performing sales team and accelerate our efforts to make CallTower a global leader in hosted voice and data services," said John Trimmer, CallTower's Chairman and CEO. "Tom's experience will be instrumental in CallTower's growth as a hosted IP Communications applications and service provider, as we continue to help mid-sized and growing companies better support, service and sell to their customers with the functionality and capabilities of much larger organizations -- all with reduced capital expense."

About CallTower
CallTower, Inc. is the leading provider of hosted enterprise-class communications and collaboration applications and services for growing businesses nationwide. CallTower’s solutions enable companies to conduct process transformation and to leverage their voice and data communications into a strategic competitive advantage in today’s market.

CallTower’s secure, Always-On voice and data services provide companies with enterprise-class reliability, a single point of support, productivity-enhancing features, a comprehensive scalable suite of vertical market applications, and 24/7 service for a fixed monthly fee. By using CallTower’s solutions, growing businesses – companies with multiple offices and from 20-10,000 users – can now receive the same class of communications reliability and service traditionally reserved for Global 100 corporations.

Headquartered in San Francisco, CallTower has operations in Salt Lake City and Oklahoma City, and sales offices throughout the United States. More information on CallTower can be found on the Internet at or by calling toll-free 888-586-5900.


CallTower is a trademark of CallTower, Inc. All other product and firm names mentioned are the property of their respective owners and are mentioned for identification purposes only.
CallTower, Inc.
Mark Harris
Toll Free: 1-866-586-5900