Valimail is fortunate to benefit from the advice and leadership of a stellar board of directors, each of whom has significant experience in enterprise and cyber security, and all of whom have proven track records at helping companies achieve significant scale.

Jason Pressman, Shasta Ventures

Jason Pressman

Managing Director, Shasta Ventures

As a Managing Director at Shasta Ventures, Jason is an active investor in enterprise cloud computing and mobility, commerce, open source software, SaaS, security and social networks. Jason is Shasta’s lead investor in and currently serves on the Boards of Valimail, CloudPassage, Glint, Leanplum, Nextdoor, Smule, and Zuora, among others. He is also responsible for numerous past investments with successful exits.

Prior to joining Shasta in 2005, Jason was VP, Strategy and Operations at, where he took the online retailer from zero to large scale revenue in five years.

Brian Melton

Partner, Tenaya Capital

Brian focuses on enterprise investments, including infrastructure and application software. He enjoys helping teams navigate the challenges they face as they build their companies. Brian co-founded Tenaya Capital, and prior to that was a partner at Lehman Brothers Venture Partners. Brian holds an M.B.A. from Stanford Graduate School of Business and a B.S. from Wake Forest University.

John De Santis

John De Santis

Chairman and CEO, HyTrust

John De Santis is a company builder with experience in networking, network operations software, data center infrastructure software, identity management, and security. He has over 30 years of experience in sales, marketing, software development, and general management at venture-backed technology start-ups as well as public companies.

Prior to HyTrust, he was VP, Cloud Services for VMware, Chairman & CEO of TriCipher (acquired by VMware), a venture partner and entrepreneur-in-residence at Trident Capital, and CEO of Sygate (acquired by Symantec).

Alexander García-Tobar

CEO & Co-Founder, Valimail

A serial entrepreneur and global executive, Alexander has been CEO at two previous firms and has run global sales teams for three companies that went IPO. He held analyst and executive positions at leading research companies such as The Boston Consulting Group and Forrester Research along with Silicon Valley startups such as ValiCert, Sygate, and SyncTV.

Peter Goldstein

CTO & Co-Founder, Valimail

Peter is an MIT and Stanford trained technologist who has worked in a variety of software verticals including security, enterprise, email, and video. He has built products and teams at a number of large technology companies such as RSA Security and Perot Systems, as well as at small startups like Tout, Securant, and Swapt.