Meet the team

Zinc's leaders represent a group of seasoned team-members who are passionate about changing how enterprises communicate to drive business value.

Chief Executive Officer

Stacey Epstein

Stacey has extensive experience in generating demand, fueling growth, and building brand name global recognition for technology companies. She brings decades of cloud, social, and mobile enterprise technology experience to her role as CEO of Zinc. Prior to Zinc, Stacey was Chief Marketing Officer at ServiceMax where she helped fuel 5 consecutive years of triple-digit growth leading to a $1b acquisition by GE in 2017. Before ServiceMax, Stacey was the Vice President of Global Marketing Communications at SuccessFactors. Stacey pioneered the marketing function at SuccessFactors in 2005, and was instrumental in the company’s successful IPO in 2007, which led to a $3.4B acquisition by SAP in 2010. Prior to SuccessFactors, Stacey held leadership roles at Oracle, Clarify, and ServiceSource. Stacey holds a BA in English from Emory University, where she was a four-time first team all-conference soccer player. She loves deep steep powder, chasing around her two young daughters, and cheering loudly as her husband coaches basketball. She frequently writes on leadership, innovation, and women in business for Inc, Fast Company, and BizJournals, and her contributions can be found at

Chief Marketing Officer

Deirdre Mahon

Deirdre has extensive experience managing the marketing function with a particular passion for fast growth, tech start-ups. Generating demand and building brand are mantras she has lived by over the last two decades where she has taken multiple enterprise solutions to market across cloud, big data, database and data integration technologies. Most recently Deirdre was with HPE after the acquisition of Cloud Cruiser where she spent three years building a SaaS business working very closely with cloud leaders including Microsoft and AWS. Previously Deirdre was VP of Marketing at RainStor, an archive for big data which was acquired by Teradata in 2014. Before that Deirdre spent a year with Oracle after the acquisition of GoldenGate Software in late 2009 where she was instrumental in creating the Real-time Data Integration market. Originally from Dublin, Ireland and now living in the bay area, Deirdre enjoys travel, live music, watching her son play competitive sports and yoga to relax and rejuvenate.

Chief Product Officer

John Stetic

As Chief Product Officer at Zinc, John is responsible for leading product strategy, engineering, and product management. Most recently, John was Group Vice President for Oracle Marketing Cloud, owning both the Engineering and Product Management teams. John led the product organization through the initial acquisition of Eloqua, where he served as VP, Product Management, driving the creation and growth of the Oracle Marketing Cloud into an industry leader. Before Oracle John was SVP, Product Management at Blueprint Software, leading the release of Blueprint’s next-generation, enterprise SaaS requirements definition, and management platform. John co-founded PlateSpin, an innovator in the server virtualization space, and led the team through a successful acquisition by Novell. John holds an Engineering Degree from Queen’s University, Canada and an executive business education from Harvard Business School. When not thinking about technology and products, John loves to travel with his family, throw himself down a ski race course, cheer for his kids’ soccer teams or spend a lazy day sailing.

Head of Sales

Tim FitzGerald

With more than thirty years of experience in national and regional sales management, and direct sales, Tim is known for his expertise in defining and executing the development of highly-productive sales organizations in fast-paced, high-growth companies. As the Head of Sales at Zinc, Tim drives new business growth through strategic sales planning, mentorship and execution. Prior to Zinc, Tim was the Strategic Account Manager at ServiceMax where he managed the relationship between ServiceMax and their largest customer, General Electric, which ultimately lead to a $1b acquisition by GE in 2017. Before that Tim spent time at Servigistics, an enterprise spare parts management solution, where he expanded into new markets across the U.S. When he's not working closely with customers, Tim can be found enjoying time with his family, playing golf, traveling, and volunteering with non-profit organizations in Atlanta.

Head of Finance

Adrienne Germain

Adrienne brings a diverse background in Finance, Accounting and Operational Excellence to Zinc, with demonstrated success in start-up/lean back office environments as well as executive level experience driving change in global, complex organizations. Prior to Zinc, she was VP Finance & Operations at Mixpanel where she built a high-caliber team as well as a comprehensive financial plan, improved cash/expense management, employee-centric programs and an operational framework to support rapid growth. Prior to Mixpanel, Adrienne was VP of Process Excellence Delivery at SAP where she was responsible for a $40M budget within Global IT, leading a 200+ delivery team responsible for all Demand to Cash processes. Before SAP, Adrienne built a first-class accounting function at SuccessFactors and was instrumental in both the IPO and subsequent $3.4B acquisition by SAP. Adrienne started her career at Deloitte & Touche LLP, earned a B.A. in business economics from University of California, Santa Barbara. She’s a CA native, enjoys spending time with her family, tinkering in the garden & being at the beach (rain or shine).

Chief Architect

Evan Owen

Evan has a strong background in both web and mobile engineering, with significant expertise building passionate teams that innovate quickly and consistently across multiple platforms simultaneously. Prior to joining Zinc, Evan was an early engineer at Recurly where he helped scale their recurring payments platform to profitability, laying a solid foundation for the rapid growth of the team. Before Recurly, Evan was the first engineering hire at Spire, where he built out the social graph API, web user-interface and early versions of the Spire iOS app. Evan studied Computer Science at the University of Tennessee, specializing in Software Systems. Outside of his work at Zinc, Evan enjoys backpacking, snowboarding, discovering new local food and music, and lazy weekend explorations with his wife in the San Francisco sun.

V.P. of Engineering

Steve Shapero

Steve has worked as an engineering leader in a variety of industries, coming most recently from LendingClub as a Director of Engineering. While at LendingClub, Steve re-platformed the User Interface (UI) of the borrower application funnel, increasing conversion metrics through decreased response times and an improved user experience; as well as leading the 70-person engineering group launching the Automobile refinancing program—the first new in-house product in over 3 years. Before LendingClub, Steve worked as a Principal and Managing Partner in the client services space, first with Substantial, Span and Huge, working with clients such as Beats Music, Apple, Amazon, and Google. Steve co-founded the online rebirth of Satellite Records, an online dance music store for professional and aspiring DJs. Steve’s career started as a Software Developer at Steve holds an English degree from McGill University, Montréal, Canada. In his free time, Steve enjoys teaching his kids to ski and being a snob about food and drink.


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