Leadership Team

Tarkan Maner

Tarkan Maner, Chairman and CEO

Tarkan is a global executive operator, investor and advisor in the Information Technology industry. His operational and investment areas of focus include social media, mobility, internet of everything, big data, cloud computing, where Software Defined Infrastructure trends now redefine the enterprises from the data center to the end users. Tarkan and his team have a passion to build game-changing and customer-focused businesses with passionate and caring teams to deliver disruptive and revolutionary solutions to enable a Better Living for a Better World for many generations to come.

Alex Aizman

Alex Aizman, CTO, Founder

Alex, along with Dmitry Yusupov, co-founded Nexenta Systems in 2005, creating NexentaOS and NexentaStor—the company’s flagship software-defined storage platform, currently in its 4th generation. He also led the team which was responsible for creating NexentaConnect, a portfolio of workload focused storage solutions.

Jon Ash

Jon Ash, VP, Sales

Jon has been involved in the Sales and Marketing of advanced storage technology for more than 20 years and has experience selling storage systems to enterprises across the globe. Recently, Jon has worked with several startups in the Storage Compression and Virtualization markets. He was VP Sales at Storwize and, prior to that, VP Sales at MaXXan, where he was responsible for building the Sales and Support teams to ensure customer success worldwide.

Jim Fitzgerald

Jim Fitzgerald, VP, Business Development

Jim is an experienced technology veteran who brings a wealth of industry and business development knowledge to Nexenta. Prior to joining Nexenta, Jim had stints as VP of Sales and Marketing at System Fabric Works, specialists in InfiniBand storage solutions, and Global Bay Technologies. He was also the founder and CEO of SteelEye Technologies, a leader in data application protection technology on Linux. At Steeleye, he led strategic partnership and reseller agreements with the likes of IBM and HP.

Bill Fuller

Bill Fuller, VP, Engineering

Bill Fuller has been involved in storage industry for over 30 years. He was instrumental in early development of RAID and Fibre Channel.

Rick Hayes

Rick Hayes, VP, Customer Service

Rick brings more than two decades of industry experience to Nexenta. Previously, he was the principal consultant for the data center practice at GlassHouse Technologies. At Glasshouse, he developed and managed strategic IT projects focusing on data center consolidations and migrations for enterprises in energy, finance, insurance, and networking markets.


Rick Martig, CFO

Rick Martig joined Nexenta in October 2012 as CFO. Rick brings twenty-six years of senior leadership, finance and accounting experience in public and private companies. Most recently, he was Vice President of File & Content with Hitachi Data Systems after the HDS acquisition of BlueArc in September 2011. Martig served as BlueArc’s Chief Financial Officer from July 2008 until September 2011, and was responsible for Finance, Human Resources and IT. During his tenure, BlueArc registered with the SEC for an IPO prior to the sale to HDS.

Brad Stone

Brad Stone, GM, Greater China

Brad is an experienced veteran of both startups and name-brand companies. Brad has more than 20 years of experience architecting, designing, and implementing enterprise software solutions for small and large companies.

Phil Underwood

Phil Underwood, COO

Phil Underwood joined Nexenta as its Chief Operating Officer in late 2013. Phil brings nearly 30 years of experience in the IT industry around improving operations, growing market share and strategic business development with a strong financial and operational management background. Phil also led several strategic programs around customer, partner and M&A transactions.

Monica Walls

Monica Walls, VP, Human Resources

Monica is a proven leader in Human Resources with 15 years of experience and serves as Vice President of Human Resources. She is responsible for development and implementation of people strategy and world class HR programs to attract and retain top talent in an environment that proactively addresses the professional and organizational needs of the company and its employees. Monica is responsible for all aspects of HR, driving global recruitment efforts, foreign subsidiary setup and company culture. Her knowledge of HR and organizational operations, ability to lead change, strategic thinking and global mindset has made Nexenta a great place to work.

Dmitry Yusupov

Dmitry Yusupov, Chief Systems Architect, Founder

Dmitry, with Nexenta Systems co-founder Alex Aizman, is co-creator of the iSCSI stack that was accepted into the Linux kernel. This same Open-iSCSI project forms the basis of most iSCSI solutions used today. Their experiences attempting to build enterprise-class storage with the Linux kernel encouraged both to create the innovative hybrid operating system, Nexenta Core Platform (www.nexenta.org).