Evolving Systems Appoints John B. Spirtos to Board of Directors

ENGLEWOOD, CO--(Marketwire - December 15, 2009) - Evolving Systems, Inc. (NASDAQ: EVOL), a leading provider of software solutions and services to the wireless, wireline and cable markets, today announced the appointment of John B. Spirtos to the Company's Board of Directors. Spirtos, 44, fills a vacancy on the board.

Spirtos is executive vice president of GridPoint, Inc., a provider of smart grid solutions to producers and consumers of energy. He previously held the position of senior vice president of Comverse Technology, a provider of billing and messaging software to the global communications industry. Prior to joining Comverse, Spirtos was senior vice president of corporate development of NeuStar, Inc., a provider of clearinghouse and directory services to the communications and Internet industries. Other previous assignments included president of Corvis Corporation and its wholly owned subsidiary, Broadwing Communications, Inc., an integrated communications equipment and services provider. Spirtos also serves on the board of directors of Primus Telecommunications, Inc., a global facilities-based services provider offering bundled data, voice and other value-added services. He holds a B.S. from the University of California, a J.D. from Southwestern University and both LL.M and M.B.A. degrees from Georgetown University.

Stephen Gartside, chairman of the board of Evolving Systems, said, "We are pleased to further strengthen our board with the addition of John Spirtos. He brings a wealth of relevant communications industry experience that complements the expertise of our other directors. He shares our vision for innovation, growth and building value, and we look forward to his contribution to those efforts."

Spirtos added, "I am excited to join Evolving Systems' board at this point in the Company's evolution. With excellent financial results, a blue chip customer base, strong core solutions and promising new products, the Company is ideally positioned to advance its growth strategy. I look forward to helping the Company achieve its goals."

About Evolving Systems

Evolving Systems, Inc. is a provider of software and services to more than 70 network operators in over 40 countries worldwide. Its portfolio includes market-leading products for Service Activation, Service Verification, Dynamic SIM Allocation, Number Portability, Number Inventory and Mediation solutions. Founded in 1985, the Company has headquarters in Englewood, Colorado, with offices in the United Kingdom, Germany, India and Malaysia.

CAUTIONARY STATEMENT

This news release contains "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995, based on current expectations, estimates and projections that are subject to risk. Specifically, statements about the Company's future growth and new products are forward-looking statements. These statements are based on our expectations and are naturally subject to uncertainty and changes in circumstances. Readers should not place undue reliance on these forward-looking statements, and the Company may not undertake to update these statements. Actual results could vary materially from these expectations. For a more extensive discussion of Evolving Systems' business, and important factors that could cause actual results to differ materially from those contained in the forward-looking statements, please refer to the Company's Form 10-K filed with the SEC on March 11, 2009, as well as subsequently filed Forms 10-Q, 8-K and press releases.

Contact Information: CONTACTS: Investor Relations Jay Pfeiffer Pfeiffer High Investor Relations, Inc. 303.393.7044 Press Relations Sarah Hurp Marketing Communications Manager +44 1225 478060