Technology Leader, Security Expert Mark Tonnesen Joins Neustar as Chief Information and Security Officer

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Tonnesen Brings 20 Years of Technology Leadership and Innovation to Neustar

Mark Tonnesen, CISO at Neustar

“I look forward to helping the company build on its success by ensuring the technology infrastructure can continue to fuel innovation and deliver a fantastic customer experience," said Mark Tonnesen, CISO at Neustar.

Neustar, Inc. (NYSE: NSR), a trusted, neutral provider of real-time information services and analytics, today announced that esteemed technology leader and security expert Mark Tonnesen has joined Neustar as the company’s Chief Information and Security Officer (CISO).

Mr. Tonnesen brings more than 20 years of technology leadership and innovation to Neustar, including his experience as a senior advisor for the Department of Homeland Security (DHS) on the creation of the Transportation Security Administration (TSA). He also has deep expertise in analytics and cloud solutions.

“Neustar has no higher priority than delivering an extraordinary customer experience by ensuring the performance and security of our IT infrastructure,” said Neustar CEO Lisa Hook. “I am particularly delighted to welcome Mark Tonnesen to the Neustar team as the CISO. His breadth of experience and proven leadership skills will be instrumental in helping us maintain our high level of excellence, as we continue to grow and evolve our business.”

As Neustar’s CISO, Mr. Tonnesen will be responsible for leading the definition, development, delivery and security of the company’s technology infrastructure and services. He will also be responsible for the overall operations of the company’s IT and product infrastructure, data centers, and network and communications capabilities, including the Network and Security Operations Centers (NOC and SOC).

“I’m very impressed by Neustar’s rapidly evolving growth in the data analytics field and absolutely believe that it has the right strategy, roadmap, and team in place to be a dominant player,” said Mr. Tonnesen. “I look forward to helping the company build on its success by ensuring the technology infrastructure can continue to fuel innovation and deliver a fantastic customer experience.”

Prior to joining Neustar, Mr. Tonnesen was an executive consultant for MapMyID, where he helped the company launch its eCommerce service. He was also a senior consulting partner for StrataFusion and CIO PS, where he led several major technology/OPS transformations. Before that, Mr. Tonnesen was Senior Vice President, CIO at Electronic Arts, where he helped the company transition from traditional gaming Dev OPS to cloud-based solutions and processes, and drove down the costs by more than 10 percent year-over-year. Prior to Electronic Arts, Mr. Tonnesen spent four years as Senior Vice President, CIO at McAfee, and before that, four years as Vice President, CIO at Logitech. Prior to Logitech, Mr. Tonnesen held multiple executive management positions at Cisco Systems.

This week Neustar also announced findings from its 2015 North America Denial of Service (DDoS) Attacks & Impact Report at the RSA conference held in San Francisco. The findings highlight an increase in the number and size of DDoS attacks, their costly and devastating effects on brand perception, and a heightened state of preparedness for North American businesses. To learn more about Neustar’s security services, visit Neustar’s booth #S2520 at Moscone Center, South Expo in San Francisco.

About Neustar, Inc.
Neustar, Inc. (NYSE:NSR) is the first real-time provider of cloud-based information services and data analytics, enabling marketing and IT security professionals to promote and protect their businesses. With a commitment to privacy and neutrality, Neustar operates complex data registries and uses its expertise to deliver actionable, data-driven insights that help clients make high-value business decisions in real time, one customer interaction at a time. More information is available at

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