Scott Ernst Headshot
Scott Ernst
Chief Executive Officer
Scott Ernst brings over three decades of experience at the intersection of marketing technology and consumer data. Most recently, he was CEO of Tubular Labs, the leading SaaS insights and measurement authority for social video helping marketers, publishers and platforms navigate the transition from linear TV to digital video. Prior to Tubular, he was Global CEO of Macromill, a Tokyo-based global marketing research business, where he partnered with Bain Capital to open 20 new offices around the world, add over 1,000 new employees to the team, drive revenue growth to over $400M and lead the company through a successful IPO.
David Cancel
Co-founder and Executive Chairman
David Cancel is the co-founder and Executive Chairman of Drift. He is best known for creating hypergrowth products and product teams at companies like Drift, HubSpot, Performable, Ghostery, and Compete. David is a serial entrepreneur, podcast host, angel investor/advisor, and guest lecturer at Harvard Business School, MIT’s Sloan School of Management, and other universities. He is also the author of the best-selling book, Conversational Marketing, and has been featured in media outlets such as The New York Times, Forbes, Fortune, Wired, and Fast Company.
Elias Torres
Co-founder and Strategic Advisor

Elias Torres is the co-founder and strategic advisor of Drift. He previously served as the VP of Engineering at HubSpot and VP of Engineering at Lookery. In addition to starting, advising, and helping early stage companies, Elias is passionate about building winning teams and supporting Latinx entrepreneurs across the U.S. He has been featured in media outlets such as The Wall Street Journal, Forbes, Entrepreneur, and TechCrunch.

Tim Redfern
Chief Financial Officer

Tim is the chief financial officer at Drift, where he leads the team responsible for global finance, IT and business systems, reporting, internal controls, operations and pricing. Tim has significant experience leveraging finance to drive business improvement, decision support, performance management and growth. Prior to Drift, he held progressive finance roles as SVP, EVP and CFO for Access, where he led the company’s global finance, accounting, real estate and pricing teams. Tim supported significant organic and acquisitive revenue and EBITDA growth, almost doubling the revenue and EBITDA. Prior to Access, he held senior finance and management roles with Skillsoft over his 15-year tenure. Tim was a major player on the team that helped to grow the company from approximately $50M in revenue to over $600M, with profit margins north of 35%. Tim holds an MBA from the University of New Hampshire, a B.S. in Finance from Linfield College and is an alumnus of the Harvard Business School General Management Program.

Diana Brunelle
Chief People Officer

Diana is the chief people officer of Drift, where she leads the people team and is responsible for global talent acquisition, people operations, employee engagement and talent development. Diana is passionate about creating an inclusive company culture that bolsters leadership alignment and accelerates growth. Over the past two decades, her leadership roles have spanned the global tech, digital media and advertising industries with extensive experience helping companies adopt modern organizational structures and evolve go-to-market teams for scale. In her prior role as CHRO of Avid Technology, she led the People and Places team as the organization launched a multi-year digital and cultural transformation. As an entrepreneur, she built an HR consulting business that delivered human capital solutions, enabling organizations to acquire, engage and develop the talent required to thrive and grow.

Andrew Arocha
Andrew Arocha
Chief Revenue Officer
Andrew Arocha is the chief revenue officer of Drift and is responsible for leading the global sales organization. With over 15 years of experience leading sales teams and over a decade of experience leading business development and customer experience organizations at companies like Oracle, Adobe and SAP, Andrew will be instrumental in driving global growth for Drift as a leader in the digital experience category. Prior to joining Drift, Andrew was the Group Vice President for Oracle Marketing Cloud, overseeing some of their most strategic relationships. Before joining Oracle in 2017, Andrew held several roles at Adobe across the sales organization. Throughout his career, Andrew has had the opportunity to work with some of the biggest brands in the world to help them realize their digital experience goals.
Bart Hammond
Chief Customer Officer

Bart Hammond is the Chief Customer Officer at Drift where he focuses on building world-class customer experiences across onboarding, retention, professional services, and expansion. He has more than 30 years of customer-facing experience across the full spectrum of success, services, and support teams at SaaS companies, global multinational technology leaders, and consulting organizations including Ping Identity, EMC, Interlink Group, and Accenture.

Melissa Leffler
SVP of Engineering

Melissa Leffler is the Senior Vice President of Engineering at Drift. She brings 30+ years of experience leading engineering teams, previously serving in technical leadership roles for several Boston-area firms. This includes Objective Logistics, which she joined near the time of its Series A funding. After helping scale the product infrastructure and engineering team, the company was later acquired by Carbon Black, where Melissa was a senior engineering leader up until IPO. Melissa also led engineering and business growth efforts for companies including Awareness, Liquid Machines and eRoom, which was acquired by Documentum and is still in use as an EMC product decades later.

Matt Tippets
Matt Tippets
SVP of Product
Matt Tippets is the senior vice president of product at Drift, leading the product management, design and UX research functions. Matt brings decades of product leadership to Drift, with deep experience in strategy, management, development, and marketing of industry-leading B2B cloud products at a variety of enterprise software companies. Prior to Drift, he served as chief product officer for Total Expert, a CRM and marketing automation platform focused on financial services. He also spent a number of years leading various strategic digital marketing products for Salesforce, where he was also responsible for product portfolio strategy at the Salesforce Marketing Cloud.
Justin Keller
SVP of Marketing
Justin is the senior vice president and head of marketing at Drift, where he leads the global marketing organization and is responsible for brand awareness, demand generation, messaging and positioning, sales development and product marketing. Over the past two decades, he has built award-winning tech brands and marketing programs. He was named one of Indianapolis Business Journal’s 40 Under 40 and is a Top 50 B2B Marketing Influencer and thought leader on the topics of branding, digital marketing and account-based marketing. Justin previously served as Drift’s VP of Revenue Marketing, leading the team responsible for all pipeline-driving programs. Prior to Drift, he held senior marketing leadership roles and has experience integrating marketing, operations, sales, and customer success at companies like JazzHR, Visage, Whil and Sigstr. Justin holds an MBA from Purdue University and three B.A. degrees from Indiana University.
David Voll
SVP of Strategy
David Voll is the Senior Vice President of Strategy at Drift, where he is responsible for defining the company’s strategic growth initiatives and defining key business targets to measure execution. His team collaborated on the creation of the company’s annual operating plan, serves as the liaison with Vista Equity Partners and develops Drift’s operational infrastructure. Voll earned his M.S. in public policy from Carnegie Mellon and a B.S. in systems engineering from Ohio State University.

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