Executive Management Team


Ashley Stephenson

Ashley Stephenson
Chief Executive Officer

As Chief Executive Officer, Ashley Stephenson leads the company’s global expansion strategy. A seasoned executive with a proven track record in the technology industry, he brings a notable record, having co-founded or led several technology companies as Chairman or CEO. An IT industry executive and Internet technology entrepreneur, Stephenson has operating experience in the United States, Europe and Asia. As CEO he drives Corero’s global strategy, focusing on the company’s growth by capitalizing on its market leading real-time DDoS mitigation offerings and strong blue-chip customer base.

Previously, Stephenson was CEO of Reva Systems, acquired by ODIN, and Xedia Corporation, acquired by Lucent. He was awarded "CEO of the Year" by the Massachusetts Telecommunications Council for his work at Xedia Corp.

In recent years he has spent the majority of his time providing strategic advisory services on the evolution of the global IT market.

Stephenson began his career at IBM Research & Development in the United Kingdom. For several years he taught Entrepreneurship as an Adjunct Professor in the Babson College MBA program. Stephenson has served on the Board of Directors of many venture-backed startups and industry consortia. He is a graduate of Imperial College, London with a degree in Physics and an Associate of the Royal College of Science. He is the holder of several U.S. patents.


Andrew Miller

Andrew Douglas Miller
Chief Financial Officer, and Executive Director

Andrew Douglas Miller, CFO and Executive Director responsible for finance and operations, was with the Datatec Limited group in a number of roles between 2000 and 2009 including the Logicalis Group Limited (“Logicalis”) Operations Director and Corporate Finance and Strategy Director. Miller led the Logicalis acquisition strategy, acquiring and integrating 12 companies in the US, UK, Europe and South America. Prior to this, Miller gained considerable corporate finance experience in London with Standard Bank, West Deutsche Landesbank and Coopers & Lybrand. Miller trained and qualified as a chartered accountant and has a bachelor’s degree in commerce from the University of Natal, South Africa.


Joe Branca

Tony Hart
Chief Architect, Engineering

As Chief Architect, Engineering, Tony Hart spearheads technical   strategy and development of Corero’s industry leading DDoS mitigation technology. Tony  has over 20 years’ experience in the architecture and development of networking products, including routers, switches an optical equipment. Previously, Tony ran the architectural development of a forerunner to SDN controller at Soapstone Networks. Prior to Soapstone, Tony was the Chief Engineer at Avici Systems, building one of the industry’s first Terabit Router. Tony also had previous roles at IBM, BTI Systems, Netezza and Digital Equipment Corporation.  


Joao Melo

Joao Melo
Vice President, Operations and Customer Services

In his role as Vice President Operations and Customer Services, Joao Melo assures Corero outperforms its competition in terms of quality, service level agreement (manufacturing) and cost of goods. Melo has been providing substantial operational value to the company's business for over 10 years, continuously improving value to the customer through streamlining corporate processes and focusing on their needs. He has more than 20 years of creative problem-solving experience in many business areas, including supply chain management, manufacturing, regulatory compliance, quality assurance, sales management, product marketing, product development and engineering.

Prior to joining the company, Melo was a senior consulting engineer, delivering product design consulting services for Bleck Design Group. He also held a position as a mechanical engineer for Bose Corp. He holds a BSME from Boston University and MBA from Babson College with a focus on managing technology-intensive enterprise.


Julian Palmer

Julian Palmer
Executive Vice President, 

Julian Palmer, Executive Vice President of Engineering, is responsible for Corero’s worldwide product development and research team. Palmer brings over 25 years of engineering leadership and product development across the network security, storage, and operating systems industries. Palmer has a proven track record of developing product and engineering strategy, and successfully leading multi-site R&D organizations to success.

Prior to joining Corero, Palmer was a Distinguished Technologist and Senior Product Manager within HP Enterprise Security Products and HP Networking divisions. Within HP TippingPoint, Palmer was instrumental in developing both product and engineering strategy, and led various significant new product introduction projects in the next generation firewall, intrusion prevention and networking spaces. Palmer has also held senior roles within 3Com Corporation, Adaptec, and Digital Equipment. Palmer has a Bachelor of Science degree in Computer Science from Edinburgh University, United Kingdom.

Michael Connolly

Michael Connolly
Vice President, Worldwide Sales

Michael Connolly has over 25 years’ experience in the technology industry with significant expertise in leading global sales functions. Previously Mike worked at Dell EMC in the U.S. where he spent 12 years helping build the data-storage leader’s presence in a number of key U.S. geographic markets.

Prior to this, he held senior sales roles at Infoblox, a leading network services company; Acopia Networks, a leader in application delivery networking that was acquired by F5 Networks; Cisco, the worldwide leader in IT and networking; and Intralinks, a leading fintech platform for secure document sharing and collaboration. Most recently, Mike was Vice President Global Sales for Devo (formally Logtrust), a leading data operations and analytics platform for digital enterprise.


If you would like to learn more about Corero Network Security, please contact us.