Rackspace Hires Brian Stein as Vice President of Global Engineering

Cloud, Infrastructure and Automation Expert Joins Rackspace to Drive Multi-Cloud Technology Platform

SAN ANTONIO, TX – January 21, 2016 - Rackspace® (NYSE: RAX) today announced that Brian Stein has joined the company as vice president of global engineering.

Stein has more than 15 years of experience in open source development, user experience, quality engineering and assurance, release engineering and project management. Prior to Rackspace, he served as senior vice president of engineering at Puppet Labs, where he helped drive Puppet’s offerings into an enterprise-class platform. At Puppet Labs, Stein led the movement towards configuration-as-code, which has helped form the foundation of the modern DevOps movement.

Prior to Puppet Labs, Stein was vice president of engineering at Red Hat. His responsibilities included engineering leadership for the company’s virtualization, management and security offerings, including OpenStack, kvm and Xen. He was a key leader in the company’s transformation to cloud infrastructure, and created and led one of the largest OpenStack engineering teams in the industry.

“Brian’s unique experience delivering industry-changing infrastructure, automation and management platforms will help extend Rackspace’s leadership in the multi-cloud world,” said Scott Crenshaw, senior vice president of strategy and products at Rackspace. “Brian brings expertise, an innovation track record and open source community development capabilities that will enable us to better simplify the complexity of using diverse cloud platforms.”

“I’m thrilled to join Rackspace to help build the future of the multi-cloud world,” said Stein. “As organizations continue their adoption of cloud, they will need the complexity removed. Rackspace’s ability to bring expertise in scale to OpenStack and other leading technologies is making it easier for enterprises to adopt cloud by consuming infrastructure as a managed service.”

Stein holds a master’s degree in computer science from The State University of New York Binghamton in Vestal, NY.

About Rackspace
Rackspace (NYSE: RAX), the #1 managed cloud company, helps businesses tap the power of cloud computing without the challenge and expense of managing complex IT infrastructure and application platforms on their own. Rackspace engineers deliver specialized expertise on top of leading technologies developed by AWS, Microsoft, OpenStack, VMware and others, through a results-obsessed service known as Fanatical Support®. The company has more than 300,000 customers worldwide, including two-thirds of the FORTUNE 100. Rackspace was named a leader in the 2015 Gartner Magic Quadrant for Cloud-Enabled Managed Hosting, and has been honored as one of Fortune’s Best Companies to Work For in six of the past eight years. Learn more at www.rackspace.com.

Forward Looking Statement:

This press release contains forward-looking statements that involve risks, uncertainties and assumptions. If such risks or uncertainties materialize or such assumptions prove incorrect, the results of Rackspace Hosting could differ materially from those expressed or implied by such forward-looking statements and assumptions. All statements other than statements of historical fact are statements that could be deemed forward-looking statements, including any statements concerning anticipated operational and financial benefits from Rackspace strategies related to additions or changes in leadership, the success of leadership transition, company growth or success of new sales initiatives, any statements of expectation or belief; and any statements of assumptions underlying any of the foregoing.

Risks, uncertainties and assumptions include the integration and effectiveness of the new leadership into the Rackspace culture, the continuation of the current difficult economic conditions or further fluctuations, disruptions, instability or downturns in the economy, the effectiveness of managing company growth, infrastructure failures, technological and competitive factors, regulatory factors, and

other risks that are described in Rackspace Hosting’s Form 10-Q for the quarter ended September, 2015 filed with the SEC on November 9, 2015.  Except as required by law, Rackspace Hosting assumes no obligation to update these forward-looking statements publicly, or to update the reasons actual results could differ materially from those anticipated in these forward-looking statements, even if new information becomes available in the future.

Media Contact:

Brandon Brunson