Zenoss Management

Greg Stock, President & CEO

Greg Stock has more than 20 years of executive leadership with high-growth companies who have established market leadership and created category leading value for customers.

Prior to Zenoss, Greg served as Chairman and CEO of Vovici, transforming the company into the leading provider of Voice of the Customer (VoC) SaaS solutions. Under his leadership, Vovici experienced explosive growth of more than 300 percent, expanding its customer base to 1,200, including 50 percent of the Fortune 500. Vovici was acquired by Verint-Systems in July 2011.

Before Vovici, Greg served as President and CEO of Mirage Networks, a provider of network access control (NAC) solutions based in Austin, TX. During his tenure, Greg led the company from its first customer win to securing more than 600 customers in 40 countries and secured more than $37 million in funding. Mirage was acquired by Trustwave in February 2009.

As vice president of marketing, Greg drove Vastera, a provider of global trade management solutions, to a market-leading position and was instrumental in the company’s successful IPO in September 2000. Greg also helped Manugistics, a supply chain management software company, grow revenues to more than $200 million and expand operations to China and Australia.

Early in his career, Greg held leadership positions at Chrysler Motors in Detroit, MI and IBM Corp. in Rochester, MN and Somers, NY.

Greg was most recently an Entrepreneur-in-Residence with Austin Ventures and is a member of the Board of Directors at Austin-based Macheen, Inc.

Greg holds M.B.A. and B.S. degrees from the Pennsylvania State University.


John Whitmarsh, CFO

John Whitmarsh joined Zenoss in 2013 to oversee the company’s accounting and financial operations. He brings 20 years of financial management experience focused on growth stage private equity and venture-backed technology companies.

Prior to joining Zenoss, John was the CFO at Invodo, Inc., a product video content and technology company for large e-commerce retailers. There he developed a new ROI culture and investment philosophy and organized the overhaul of processes to address growth and scale within the legal, human resources, accounting, sales, and marketing departments. John’s past experience includes being the CFO at MessageOne Inc., a software provider for email management and archiving services where he was named the 2009 Best CFO for private companies by the Austin Business Journal. John also served as CFO at Misys Healthcare Transaction Services, Digital Motorworks, Inc., and Century Payments. He is a CPA and began his career in audit, tax and corporate transactions with international CPA firm KPMG.

John holds a B.B.A from the University of Texas, Austin.


Alan Conley, CTO

Alan Conley joined Zenoss in 2011 as CTO, where he is responsible for driving the Zenoss cloud management vision, direction and on-going innovation. He brings over 20 years of hands-on experience running large scale IT operations and building management products that span virtual, physical and cloud-based IT.

Prior to Zenoss, he served as CTO of the Network Management Group and as a Distinguished Engineer at Cisco Systems, where he was a key driver of Cisco's strategy and architecture for Cloud management, next generation network API, OpenStack, DMTF OVF 2.0, and Open Network Foundation (ONF). He holds a Bachelor of Science degree in Mechanical Engineering from the University of California, Davis.


Brian Wilson, SVP of Customer Success

Brian Wilson joined Zenoss in 2011 as Vice President of Services and Support and is responsible for all post sale customer-facing operations at Zenoss - from initial services engagement and deployment, to ongoing customer support and Services, account management, training, and finally to the subscription renewal process. He brings over 20 years of experience in ensuring customer success.

Prior to joining Zenoss, Brian had worldwide responsibility for Services delivery of the Virtualization product portfolio at Quest Software. Brian joined Quest through the successful acquisition of Surgient, where he was VP of Client Services and was instrumental in the development of the first private cloud platform for Global 2000 enterprise customers. Prior to Surgient, Brian served in a senior management role to build the Services, Support and Sales Engineering organizations at WhisperWire, a venture backed telecommunications sales effectiveness start up, later acquired by Convergys Corporation. Prior to WhisperWire, Brian worked in the defense industry delivering virtual reality and visual simulation trainers to the armed forces.

Brian holds a B.S. in Aerospace Engineering from the University of Texas at Austin and M.S. in Industrial Engineering from the University of Alabama at Huntsville.


David Loia, VP of Worldwide Sales

David Loia joined Zenoss in 2014 as Vice President of Worldwide Sales, accountable for global revenue from both new and existing customers. He is responsible for day-to-day execution with all sales teams across the globe to achieve the company's aggressive client acquisition and revenue growth goals.

David has a 15+ year track record of revenue responsibility at software companies that have achieved hyper-growth organically and thru acquisition, gone public, and been acquired.

Prior to Zenoss, David served as Senior Vice President of Revenue at Humantelligence, expanding the company rapidly to be the leading global provider of workforce management SaaS solutions. David served at Next IT as Vice President of Worldwide Sales, dramatically increasing new customer acquisition and revenue. David held various leadership roles at RightNow Technologies in sales, marketing, and products that enabled high-growth to over 5000+ enterprise SaaS implementations, a successful IPO, four strategic acquisitions, and a highly-valued acquisition by Oracle. David also served at Siebel Systems, the fastest-growing enterprise software company in Silicon Valley (also acquired by Oracle) where he was awarded the prestigious Customer Satisfaction Award from the chairman.

David holds a MS Engineering from Stanford University, and MBA from the Harvard Business School.


Pat Emerson, VP of Business Development and Channels

Pat Emerson joined Zenoss in 2014 as Vice President of Business Development and Channels and is responsible for creating and developing revenue generating relationships with strategic partners as well as with partners around the globe.

Pat comes to Zenoss after an eight year tenure at EMC. Most recently he had worldwide responsibility for EMC’s GSI relationships and all Channels & Alliances for the Americas. He helped reinvigorate EMC’s relationships with Capgemini and Deloitte, tripling revenue through these partners over the last three years. Pat previously ran Partner Development and OEM Sales for EMC.

Prior to EMC, Pat was the first VP of Sales and Business Development for Troux Technologies. He built the sales and channels organizations, and helped grow Troux to more than $15m in revenue prior to leaving in 2006.

Pat came to Austin in 2000, to join Question Technologies, leading Sales and Business Development, before it was sold to Motive Communications in 2001.

Earlier in his career, Pat had Sales and Business Development leadership roles at DataBeam which was acquired by Lotus Development, Octel Communications, acquired by Lucent, and Software Publishing.

Pat studied in the Computer-Based Management Systems BS program at Clarkson University


Ginger Blankenship, VP of Human Resources

Ginger Blankenship joined Zenoss in 2014 as Vice President of Human Resources bringing to the company over 20 years of leadership and human resources management experience. Blankenship oversees all human resources efforts with a focus on delivering results through talent, leadership and teams. Her background includes senior leadership roles that span the spectrum of fast paced start-ups to Fortune 50 companies.

Prior to joining Zenoss, Ginger was the VP of HR at Providence Partners where she built an HR consulting practice that brought to clients the perspectives and best practices gained from decades of work in high tech and services industries. Before Providence, Ginger served as HR Director of Hewlett-Packard’s Enterprise Security Business Unit, where she was responsible for the integration of three newly acquired security companies into one HP business unit. In that role, she focused on talent management including recruiting, retention, culture and leadership development. Prior to Hewlett-Packard, Ginger held HR leadership roles at several other technology companies including TippingPoint Technologies, Inc. which was acquired by 3Com, BroadJump, Inc. and PSW Technologies, Inc.

Ginger studied Business Management in the BA program at St. Edwards University.