About Clustrix: Management Team

Photo of Don Listwin

Don Listwin

CEO and Chairman

Don is a 30-year veteran of the technology industry–previously the CEO of Sana Security, CEO of Openwave, and executive vice president at Cisco Systems.  Don is a venture partner at Icon Ventures and is founder/CEO of the Canary Foundation.  Don serves on the board of directors of Clustrix, GenoLogics Sciences, Calix Networks, Joyent, Stratos Biosciences, Teradici, and the board of scientific advisors at the National Cancer Institute. A native of Canada, Don holds a BS in electrical engineering and an honorary doctorate of law from the University of Saskatchewan.

Photo of Sergei Tsarev

Sergei Tsarev

Co-Founder / Chief Technology Officer

Sergei led the Internet Operations Systems Infrastructure team at AOL, designing large-scale monitoring and configuration management systems. Sergei’s accomplishments include developing the Simple Time-series Database (STDB), a high-performance data storage engine for operational monitoring metrics. STDB uses commodity hardware to linearly scale to hundreds of thousands of writes per second. It has become the standard storage engine for network and host monitoring data for all of AOL, replacing traditional high-end database infrastructure.

Sergei earned a bachelor of science degree in computer science from University of Maryland, College Park.

Photo of Mike Azevedo

Mike Azevedo

Vice President of Sales

Mike has more than 25 years of sales and executive leadership experience in scale-out analytic applications, grid computing, storage infrastructure, security, and retail.

Before Clustrix, Mike led market validation and initial beta at Karmasphere for the company’s transformation from desktop to server platform in the Hadoop SQL analytics arena. During that time Mike also ran the sales efforts for the top division of Platform Computing (large-scale grid computing), which resulted in the acquisition by IBM.

Earlier leadership roles included worldwide sales at ParAccel (analytic DBMS) and a successful turnaround of PostX Corporation, which was then acquired by Cisco.  In addition, Mike held several leadership positions at VERITAS Software ,where he was involved in strategic M&A (Precise), and business process re-engineering, and as head of the F100 sales team.

Mike holds a bachelor of science degree in business administration/ management from Chico State University

Tony Barbagallo

Vice President of Marketing

Tony brings over 25 years of product, corporate, and channel marketing expertise to Clustrix. Prior to Clustrix, Tony led the launch of Skyera, a new entrant in the enterprise solid state storage market. Earlier executive leadership roles included VP of Marketing at GroundWork Open Source, where he developed the company’s freemium business model. Prior to GroundWork, Tony was in charge of marketing and product management at EVault, one of the first cloud backup SaaS providers. Previously, Tony was group manager at Microsoft, where he led the product marketing and partner alliance programs for the Windows CE operating system and tools. He has also held a variety of executive and marketing positions with Mentor Graphics, Wind River, Sun Microsystems, and General Electric.

Tony holds a bachelor’s degree in computer science from Syracuse University and has also completed the Stanford Executive Program at Stanford University.

Photo of Scott Sullivan

Scott Sullivan

Vice President, Technical Account Management

Scott has more than 20 years experience in technology, ranging from consumer to enterprise, software to appliance. Before Clustrix, Scott directed Software quality assurance and engineering operations at Isilon Systems through the early growth stages to revenue of more than $100M. Isilon had a successful IPO in 2006 and was acquired by EMC in 2010 for $2.25B. Earlier roles at Getty Images, Microsoft, and Nintendo kept Scott focused on building highly scalable processes and teams.

Scott studied computer science at the University of Washington.

Rao Yendluri

Vice President of Engineering

Rao is passionate about leading engineering teams to create innovative, scalable database and data warehousing products. With more than 25 years of senior management experience in database development and data warehousing, he joined Clustrix from Hexis Cyber Solution, where he served as VP of Engineering.

Previously, Rao founded and was president of iNuCom (now part of IBM), a software development firm specializing in data warehousing components. Prior to iNuCom, Rao served as Vice President of Engineering for Solid Information Technology.  Rao has held leadership positions at such companies as Prism Solutions, Centura Software and Tandem Computers, where he helped form the SQL Access Group, a database community consortium that developed industry standard database programming interface, X/Open CLI API.

Rao has achieved a Masters in Computer Science.

Dorea El-Sayed

Senior Director of Finance

Dorea has over 25 years of accounting and finance experience.  Before joining Clustrix, Dorea was a financial consultant, helping companies with a full spectrum of accounting and finance needs.  Dorea has been instrumental in the growth of numerous start-up ventures across a wide variety of industries including internet, software, hardware, bio-tech and medical device companies.  Prior to consulting, Dorea was a financial analyst at Oracle, Walker Interactive Systems and The Federal Reserve Bank of San Francisco.

Dorea is a Certified Public Accountant and holds a B.A. in Economics from UCLA and a MBA from the Anderson School @ UCLA.