A serial entrepreneur and a software developer, Jeff co-founded Twilio in 2008 to bring communications into the world of software. Prior to Twilio, Jeff was co-founder & CTO of NineStar, founding CTO of Stubhub.com, co-founder, CEO & CTO of Versity, and one of the first product managers for Amazon Web Services. Jeff grew up in Detroit, started his first company at age 12 doing event video production, DJ’d his way through college, and graduated from the University of Michigan. He is a father of two young boys, enjoys photography, and always makes time to hack on new software and hardware projects.
Khozema brings over 20 years of experience in finance, most recently serving as GE Digital’s chief commercial officer. Khozema previously served in a variety of positions within GE, including as the chief financial officer and EVP of corporate development at GE Digital and the vice president of corporate audit staff of GE. Khozema earned his bachelor’s degree from the Indiana University Bloomington and graduate coursework at The University of Chicago Booth School of Business.
George served four of his 13 years at Salesforce as COO, where he owned all major shared operational functions for the company. He also served in a variety of other management roles including VP of Product Marketing, SVP of Applications, EVP of Products, and Chief Marketing Officer. After leaving Salesforce at the end of 2014, George founded a workplace feedback startup called Peer that was acquired by Twitter in 2016. He holds a bachelor’s degree in economics from Harvard College and a master’s degree in business administration from the Stanford Graduate School of Business. George was named a Young Global Leader by the World Economic Forum.
Karyn has worked with high growth companies for more than 20 years. Prior to joining Twilio, Karyn was Deputy General Counsel at Zynga, where she oversaw all corporate matters and led Zynga through its $1B IPO in 2011. Before Zynga, Karyn was a partner in the San Francisco office of Cooley LLP for 10 years, where she represented emerging growth companies from formation through liquidity event, with an emphasis on venture financings, public offerings, M&A transactions and corporate governance. Karyn grew up in the East Bay, and earned her BA in Journalism from the University of Missouri, Columbia, and her JD cum laude from Santa Clara University School of Law.
Marty is a seasoned HR executive passionate about building high-performance teams, fostering an exceptional employee experience and committed to supporting both global and local STEAM initiatives. Marty is dedicated to cultivating strong leaders and a defining culture. Most recently, Marty was the Chief People Officer of fitbit Inc (NYSE: FIT), building a People function and championing cultural initiatives. Prior to fitbit, Marty was the CPO of NetSuite Inc. (NYSE: N) for over nine years. Marty holds an HBA in Labour Management from the University of Toronto, a Bachelor of Commerce from the University of Windsor, and a Masters of Organizational Psychology from Arizona.
Ott was an early employee at Skype, where he built the engineering team essentially from scratch, to over 300 in three years. Under Ott, Skype launched SkypeOut, and grew the business into a $1 billion product line. Prior to joining Skype, Ott served as General Manager of Software Development Business Unit at Helmes. Ott grew up in Estonia and earned his BA in International Business Administration from the Estonian Business School, and his MBA from INSEAD.
Christine is driven by finding every opportunity to improve customer engagement experiences and create customer delight. She has over 25 years of experience in Engineering, Product Operations, Partner Relationships, and Product Management across Motorola, Google, Lenovo, and Netflix. She's also an active proponent of engaging girls and underrepresented minorities in STEAM early, consistently, and experientially to ensure diverse views and innovation are represented in technical fields. Christine has a BS in Mechanical Engineering from Michigan Technological University, where she serves on several advisory boards, as well as an MBA in International Business from DePaul University.
Erin is energized by using a company's unique assets to create positive impact on the world. In the past 20 years, she's driven social and environmental change while working at companies such as Google, Yahoo!, and Nike. She's helped launch new businesses in Africa and India to provide fast access to the Internet, engaged tens of millions of people in environmental programs, and raised millions of dollars for disaster response. Erin also has experience in the nonprofit sector at Business for Social Responsibility, and started her career at the engineering firm Tetra Tech. She holds a BA in Human Biology / Environmental Management from Stanford University and an MBA from the University of California, Berkeley.
Marc is responsible for developing and executing sales strategy and leading Twilio’s global sales team. Marc joined Twilio by way of the company’s acquisition of Authy in 2015 and served as general manager of Account Security prior to his current sales role. Marc is a seasoned entrepreneur with more than 30 years experience including more than 25 years with technology startups. He has founded and financed four software companies in electronic medical records, authentication, and identity management. He successfully completed the sale of his most recent startup, Authy, to Twilio and before that, Passlogix, to Oracle.
Sara is responsible for growing Twilio’s community of developers while simultaneously bringing Twilio into the enterprise market. Prior to Twilio, Sara was SVP of Marketing at Salesforce where she was responsible for the positioning and go-to-market strategy for Sales Cloud, the world’s leading sales platform. At Salesforce, Sara held various leadership roles, including marketing for Desk.com and the Salesforce AppExchange. Before joining Salesforce, Sara worked in mobile strategy at E! Networks. She holds a BS in Business Administration from Bucknell University and an MBA from The Anderson School of Management at UCLA.
A 20+ year security veteran, Nils brings experience in diverse business environments and is extremely passionate about keeping trust and security top priorities for Twilio. Prior to Twilio, he served as the Chief Technology Officer of Endgame, and also held the position of Chief Security Officer at Zynga, Qualys, and Electronic Arts. Puhlmann also co-founded of the Cloud Security Alliance nonprofit organization, which promotes the use of best practices for security assurance within cloud computing.
Jeff is a serial inventor with over 15 years of entrepreneurial and product experience. Prior to co-founding Twilio, Jeff was Founder & CTO of NineStar, Founding CTO of Stubhub.com and Founder, CEO & CTO of Versity. He was also one of the original product managers for Amazon Web Services. At every business, Jeff identified the fundamental need for a platform for developers and companies to easily build communications-based business solutions. Jeff grew up in the suburbs of Detroit, started his first company in middle school, and earned his BS in Computer Science & Film/Video from University of Michigan.
Mr. Richard Dalzell was Senior Vice President and Chief Information Officer of Amazon.com, Inc. until his retirement in 2007. Previously, Mr. Dalzell served in numerous other positions at Amazon.com, Inc., including Senior Vice President of Worldwide Architecture and Platform Software and Chief Information Officer from 2001 to 2007, Senior Vice President and Chief Information Officer from 2000 to 2001 and Vice President and Chief Information Officer from 1997 to 2000. Prior to his employment with Amazon.com, Inc., Mr. Dalzell was Vice President of the Information Systems Division at Wal-Mart Stores, Inc. from 1994 to 1997.
Mr. Dalzell brings to the Board extensive experience, expertise and background in internet information technology gained from his service as the Chief Information Officer of Amazon.com, Inc. He also brings corporate leadership experience gained from his service in various senior executive roles at Amazon.com, Inc.
Byron Deeter, a partner at Bessemer Venture Partners, leads their global cloud practice and has been involved in cloud computing since 1999. In addition to BVP's Twilio investment, he has lead Bessmer's investment in Cornerstone OnDemand (CSOD), Criteo (CRTO), Eloqua (ELOQ), Adap.tv (Acq: AOL), Playdom (Acq: Disney), Box, Clearslide, DocuSign, and SendGrid. Prior to joining Bessemer, Byron was a successful entrepreneur, investor, and most recently worked as an executive at IBM after the acquisition of Trigo, where he served as president & CEO.
Elena Donio is Chief Executive Officer of Axiom. She brings over 20 years of experience in fast-paced technology companies. Prior to joining Axiom as CEO, she served as president of Concur, an SAP company. There she was responsible for setting the vision and executing against the operating plan. She helped lead the company through many transitions, including Concur's acquisition by SAP in December of 2014. At Concur, she also served in various leadership roles including the head of worldwide sales and marketing, head of product management, executive vice president and general manager of small and medium sized businesses.
Elena is also a member of the Board of Directors at PayScale. Elena earned her BA in Economics from the University of California, San Diego.
Donna is a serial entrepreneur best known for her work as CEO of Palm Computing and then Handspring, pioneers of the first successful handheld computers and smartphones. Previously, Donna spent 10 years in a multitude of sales, sales support, and logistics functions—both at Apple and at Claris, an Apple software subsidiary. She founded Numenta with her long-time business partner, Jeff Hawkins, in 2005. Numenta has a two-pronged mission – to figure out how the brain works and then apply it to create more powerful machine intelligence.
Donna earned a B.A. from Yale University, and an M.B.A. from Harvard Business School. She currently serves on the boards of Numenta and Cortical.io (private technology company in Vienna, Austria). Donna also served on the board of Yale University from 2006-2018, including two years as Senior Fellow.
Jeff Epstein is an Operating Partner at Bessemer Venture Partners, where he specializes in marketplaces and enterprise software. He serves on the Boards of Directors of Kaiser Permanente, Booking Holdings, Twilio, Shutterstock and several private companies. He is also a lecturer at Stanford University.
He is the former Executive Vice President and Chief Financial Officer of Oracle, one of the world’s largest and most profitable technology companies, with a market value of over $150 billion.
Prior to joining Oracle, Jeff served as Chief Financial Officer of several public and private companies, including DoubleClick (sold to Google), King World Productions (sold to CBS) and Nielsen’s Media Measurement and Information Group. Earlier in his career, he was an investment banker at The First Boston Corporation.
He holds an MBA from the Stanford University Graduate School of Business, where he was an Arjay Miller Scholar, and a BA from Yale College, where he graduated summa cum laude, Phi Beta Kappa.
Erika brings extensive experience as a global operational technology executive and General Counsel at leading, fast-growing, disruptive technology companies with global scale. She also brings over 15 years of experience in the boardroom, and expertise in privacy, cybersecurity, intellectual property, policy, M&A and corporate governance.
In addition to serving on the Twilio Board, Erika has served since October 2014 on the Board of Nasdaq-listed Wix.com, a cloud-based web development platform. From 2008 to 2014, Erika served as Vice President, General Counsel and Secretary at LinkedIn, the largest professional network company on the internet. Prior to LinkedIn, Erika was Senior Vice President, General Counsel and Secretary at SumTotal Systems, a talent management enterprise software company, and she held several roles at Creative Labs, including Vice President, Strategic Development and General Counsel. Erika began her legal career at Cooley LLP, where she practiced corporate and employment law. Erika also serves on the boards of directors of the Girl Scouts of Northern California, the Silicon Valley Law Foundation, and the Center for Democracy and Technology.
Erika holds a B.S. in Special and Elementary Education from the State University of New York at Geneseo and a J.D. from the University of California, Berkeley, Boalt Hall School of Law.