CSG Systems International Inc.

As Chief Information Officer, Bret Griess provides strategic oversight to CSG's enterprise wide information technology and computer systems. Griess joined CSG in 1996, and in addition to his CIO role, he serves as Executive Vice President of CSG's Convergent Services & Solutions (CSS) business unit. In this capacity, Griess provides leadership to the core development, operations and delivery teams, who own the creation, support and implementation of CSG's customer interaction solutions. Prior to joining CSG, Griess worked in systems analysis, and product and project management for the electronic product and telecommunications industries. He spent six years in the Air Force as a Systems Analyst. Griess holds Bachelor's and Masters degrees in Management from Bellevue University.

Mr. Ruble joined CSG in 1997 as Vice President and General Counsel. In November 2000 he was appointed Senior Vice President of Corporate Development, General Counsel & Corporate Secretary. In February 2007, he was named Executive Vice President. Prior to joining CSG, Mr. Ruble served from 1991 to 1997 as Vice President, General Counsel & Corporate Secretary for Intersolv, Inc., and as counsel to Pansophic Systems, Inc. for its international operations from 1988 to 1991. Prior to that, he represented the software industry in Washington, D.C. on legislative matters. Mr. Ruble holds a JD from Catholic University of America and a BS degree from Ohio University.

Mr. Wiese joined CSG in 1995 as Controller and later served as Chief Accounting Officer. He was named Executive Vice President and Chief Financial Officer in April 2006. Prior to joining CSG, he was manager of audit and business advisory services and held other accounting-related positions at Arthur Andersen & Co. Mr. Wiese is a member of the AICPA and the Nebraska Society of Certified Public Accountants. He holds a BS degree in Accounting from the University of Nebraska-Omaha.

Mr. Scott joined CSG in September 1999 as Vice President of the Broadband Services Division and served as Senior Vice President of that division from 2001 to 2004. In December 2004, Mr. Scott was named Executive Vice President, and became the head of the Broadband Services Division in March 2005. In July 2006, he was named Chief Operating Officer. Prior to joining CSG, he served for 21 years in a variety of management positions, both domestically and internationally, with First Data Corporation. Mr. Scott holds a BA degree in Social Studies from Florida Atlantic University.

Mr. Fendley is assisting XSPRADA in corporate development and product delivery. He retired from Citibank N.A. in 1996, where he was general manager of card technology for both Europe and North America for 10 years. Since 1996, he has served as interim CEO at ACI Worldwide Inc. and as executive vice president of operations at CSG Systems International, Inc. Mr. Fendley has participated in two ongoing venture-financed companies and one venture-financed startup, assisting the respective CEOs in operations and planning. He was at Motorola Inc. for 12 years in a variety of positions in its computer technology and production organizations. Mr. Fendley holds a Ph.D. in Industrial Engineering from Arizona State University.

As Senior Vice President of Product Management for CSG Systems, Dwayne Ruffin guides the strategic direction for the company's products to support the ever-evolving convergent cable and satellite industries. With more than 20 years of experience in the broadband industry, Ruffin also is one of the company's leading experts on the billing and customer care needs of communications operators. In this role, he directs company initiatives to support this industry nationwide. Ruffin has also played a key role in overseeing the development of CSG's Advanced Convergent Platform, an enhanced billing and customer care system designed to support the cable and satellite markets. Since joining the company in 1987, he has played integral roles in various departments throughout the organization including, client service, client consulting, conversions, technical support, project management and product management. Prior to CSG, Ruffin served in the U.S. Air Force as a computer technician. Ruffin attended Duquesne University and the University of Kentucky.

Jay McCracken has been with CSG since 1995 and is currently Senior Vice President of Strategic Business Units. In this role, McCracken is responsible for managing all aspects of sales and service for over 30 CSG accounts. Prior to joining CSG, McCracken spent 10 years at First Data Corporation where he had various Sales Management positions. McCracken is a University of Nebraska-Lincoln alumnus where he earned a Bachelor of Science degree in Business Administration.

As Senior Vice President of Business & New Market Development, Jerry Baker oversees CSG's new business and growth efforts, including new market identification and development, and acquisition and partnership targeting. Prior to this role, Baker managed North American sales and the development of new business within the Broadband Services division, including CSG's customer management & billing solutions, ancillary products, and CSG Output Solutions (CSG's statement processing services). Baker joined CSG in January 1997, serving in key sales and account management roles during his tenure. Prior to joining CSG, Baker held various sales and sales management positions for enterprise applications with Oracle Corporation and Dun & Bradstreet Software. He is a graduate of the University of Colorado and holds a Bachelor of Science degree in Finance.

Karen Eckmann is responsible for the company's corporate communications activities, including organizational and internal communications and community relations. For the past ten years she has served CSG as an integral part of the leadership team.

As Vice President of Human Resources for CSG Systems, Rae-Ellen Hamilton oversees employee relations, staffing, coaching and recruiting. Hamilton is a member of CSG's executive management team and focuses on developing CSG's next generation of leaders.

Ms. Broski joined CSG in 2007 as the Vice President of Human Resources. Ms. Broski has an extensive background in Human Resources, spanning more than 20 years. Prior to joining CSG, she was VP at Vanguard Mortgage. She has also worked as VP Human Resources for the Commercial Division at Cenveo and Western Region Human Resource Director at Cap Gemini America to name a few. Ms. Broski is a graduate of Creighton University.

Tom Nichting joined CSG in July of 2007 during CSG's acquisition of Prairie Voice Services. Today, Nichting runs Prairie as a wholly-owned subsidiary of CSG under its new name, Prairie Interactive Messaging. Nichting oversees all aspects of Prairie's business operations, focused on delivering unified, interactive messaging solutions that manage customer interactions through inbound and outbound automated voice, text/SMS, email, and fax messaging services. Before being named President and CEO of Prairie Interactive Messaging in July 2005, Nichting spent four years on Prairie's Board of Directors, gaining a deep understanding of company practices. He brings extensive experience to the company, having previously worked for 13 years at First Data Corporation as President of First Data's Utility Services Division, Output/PlastiCard Division, First Data Solutions, Teleservices and Call Interactive business units. Nichting began his career at IBM in various sales, marketing and finance roles. He holds a B.S. in Business Administration from Creighton University with a major in Finance and a MBA from the University of Nebraska.

Mr. Smith, 65, was elected to the Board in January 2002. He presently serves as Senior Managing Director of Houlihan Lokey Howard & Zukin, Inc., an international investment banking firm with whom he has been associated since 1988. Mr. Smith currently is in charge of the firm s New York office and serves on the board of directors of the firm. From 1978 to 1988, he was employed by Morgan Stanley & Co. Incorporated, where he headed the valuation and reorganization services within that firm s corporate finance group. Mr. Smith is director of the Princeton (NJ) Health Care Foundation and of Business Executives for National Security.

Mr. Unruh's extensive experience includes general management, marketing and financial positions in several large publicly held companies where he successfully completed turnarounds, joint ventures, acquisitions, divestments, and debt and equity financings. His industry background has been with multinational businesses providing computer hardware and software, semiconductors, information technology systems integration, consulting and support services, as well as electro-mechanical products for consumer and industrial markets. Immediately prior to founding Alerion, Mr. Unruh was the Chairman and CEO of Unisys Corporation. When Mr. Unruh became CEO in 1990, Unisys was in serious distress. By mapping a new strategic course and implementing his vision through a restructuring of the business portfolio, reengineering the cost structure and spearheading organizational and cultural changes, Unisys was repositioned, financially revitalized and growing again with information technology services representing two-thirds of its $6.6 billion in revenue. Earlier in his career as Chief Financial Officer, Mr. Unruh was key to the revitalization of Fairchild Camera and Instrument Corporation (semiconductors) and of Memorex Corporation (storage devices and media). Mr. Unruh has also served as an outside director with nearly a dozen Fortune 500 corporations, private mid-market firms, entrepreneurial ventures and charitable organizations. Current board memberships include CSG, Prudential Financial, Qwest Communications, Tenet Healthcare, in addition to BioVigilant Systems, Steton and Worldlink.

Neal Moszkowski has been a director of the Company since 2006. He previously served as a director of the Company from March 1999 to May 2005. He has been the Co-Chief Executive Officer of TowerBrook Capital Partners, LP, a private equity investment firm, since 2005. Prior to joining TowerBrook, Mr. Moszkowski was Managing Director and Co-Head of Soros Private Equity, the private equity investment business of Soros Fund Management LLC, where he served since August 1998. From August 1993 to August 1998, Mr. Moszkowski worked for Goldman, Sachs & Co. and affiliates, where he served as Vice President and Executive Director in the Principal Investment Area. Mr. Moszkowski also currently serves as a director of Wellcare Health Plans, Inc., Bluefly, Inc. and Spheris, Inc. as well as several privately-owned companies.

Mr. Cooper, 50, was elected to the Board in November 2006. He has spent nearly 25 years in the cable and telecommunications industry, most recently at Adelphia Communications where he served as President and Chief Operating Officer from 2003 to 2006. Prior to Adelphia, Mr. Cooper held a series of executive positions at AT&T Broadband, RELERA Data Centers & Solutions, and MediaOne and its predecessor Continental Cablevision, Inc. He has held various board and committee seats with the National Cable Television Association, California Cable & Telecommunications Association, Cable Television Association for Marketing and the New England Cable Television Association. In addition, Mr. Cooper is a trustee at the Denver Art Museum and a director for Colorado Public Radio.