WESTFORD, Mass. -- Unisphere Networks, a leading provider of IP infrastructure to enable broadband data and voice services, today announced the appointment of Mark Nasiff to the position of Chief Financial Officer. Nasiff brings more than ten years of senior financial operations and management experience in the high tech sector to Unisphere Networks. Most recently, Mark held the position of Unisphere Network's Vice President of Finance and Administration. In the CFO capacity, Nasiff gains responsibility for the company's financial planning and analysis, IT and investor relations functions. He reports directly to CEO, Jim Dolce. "Mark's proven leadership skills and financial experience in both private and public markets made him the ideal candidate to fill this important position," said Jim Dolce, president and CEO, Unisphere Networks. "Also, the new title is a better reflection of the contributions and financial guidance that Mark is already bringing to Unisphere Networks." Unisphere Networks Inc.