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Accedian Promotes its Founder as Exec. Chairman & COO as CEO

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CEO Insights team

CEO Insights team

Accedian, a global leader in Network Performance Management Solutions named the company’s founder Patrick Ostiguy as its Executive Chairman of the Board. Along with that, Dion Joannou the Chief Operating Officer at Accedian will be the new CEO of the company and Board Director. Ostiguy will focus on customers and partners while Joannou will shape the vision and strategy of the company thereby leading the company through its next phase of growth and overall success.

Patrick Ostiguy, says, “I am very excited to have Dion take on the CEO role. We have had the opportunity to work together over the last 18 months, and I am extremely impressed with his passion, dedication and, in this short time, how he has helped transform the company into the leader for end-to-end network and application performance visibility for both service providers and enterprises. With over 30 years of industry experience, Dion's operational expertise and international experience makes him the ideal person to step into the CEO role as we continue to grow and help our customers navigate through their digital transformation journeys. We are extremely fortunate to have someone of this caliber as part of our organization. This is truly a significant milestone for our company”.

I am very excited to have Dion take on the CEO role. We have had the opportunity to work together over the last 18 months, and I am extremely impressed with his passion, dedication and, in this short time, how he has helped transform the company into the leader for end-to-end network and application performance visibility for both service providers and enterprises.



With a rich experience of over 30 years in software technology, mobile, cloud and business-oriented IT solutions, Dion is known for his ability to create strategic alliances with organization leaders. Prior to Accedian, Dion served for two years at Viavi as SVP of Sales, Network Service Enablement. Before that, he worked at Nortel Networks for 14 years and he successively drive the Vodafone Group account while based in Europe, he was President of the Caribbean/Latin America region. Dion also holds a BA from Southern Illinois University and MBA from University of Miami in International Business studies.

Speaking on his new role, Dion Joannou, comments, “I have been impressed with the people across the entire organization that I have had the opportunity to work with since I joined Accedian a little less than 2 years ago, and I am truly honored to have earned the trust and support of the Board of Directors and the Leadership Team to be taking on this new challenge as CEO. Patrick has done an incredible job in building a world-class organization over the last 15 years. I am excited to work with Patrick, Tom and the rest of the team to deliver exceptional value to customers, partners and investors”.