Meet Guidebook's Leaders

Driven by the excitement of seeing real people use our technology to make real-world connections.

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Executive Team

Pete Banks

President, Technology

Pete is responsible for Guidebook's technology and corporate IT teams. He is a seasoned tech executive with over 20 years of industry experience. Pete brings a global leadership perspective and has led development teams focusing on areas such as online gaming, streaming video and digital fitness. He has previously helped multiple startups mature into successful companies that were ultimately acquired. In addition to startup experience, Pete has worked with brands such as Viacom, Nickelodeon and Pete holds a computer science degree from Northwestern University.

Stewart Price

President, Sales & Marketing

Stewart is responsible for Guidebook’s sales, marketing, and customer success teams. He has 10 years experience in software sales, and joined Guidebook in 2015. As one of the first employees in the EMEA team, Stewart helped put in place successful support and account management processes which were eventually rolled out across the company. Before Guidebook he worked at a company selling websites and marketing consultancy to fashion retail companies, and then spent time living in Australia and traveling South East Asia. Stewart holds an honours degree in English Literature from the University of Gloucestershire.

Chris Casey

VP, Engineering

As VP of Engineering, Chris is responsible for Guidebook's technical direction and roadmap and ensuring code gets shipped. Before Guidebook, Chris was the first employee at Rooftop Media, which was acquired by Amazon's Audible in 2014. He also spent time at TrustArc (formerly TRUSTe), a leader in the privacy space. Chris holds an MS in Web Sciences from the University of San Francisco.

Jacob Wittenberg

VP, Customer Engagement

As VP of Customer Engagement, Jacob is responsible for Guidebook's support and account management teams. Jacob started at Guidebook in 2012 as a Customer Success Associate, where he helped lay the groundwork for many processes that have helped Guidebook's support practices to flourish and gain global recognition. Since then, he's grown to manage customer service and existing business sales teams, working alongside the units to establish bigger and better workflows. Taking his front-line and managerial experience to the executive team, Jacob brings a cross-functional approach to customer relations and sales, balancing genuine human interaction and care with technical automation and innovation. Jacob holds an honours degree in Music, Science, and Technology from Stanford University.

Thuy Vi Nguyen

Head of Marketing

As Head of Marketing, Thuy Vi is responsible for Guidebook’s global marketing strategy and works closely with the sales, customer success, and engineering/product teams to achieve company goals. Prior to leading marketing, she was in charge of building out Guidebook’s largest sales development team and established processes and standards that were expanded globally. Thuy Vi worked in the finance and hospitality fields before joining Guidebook in 2015 and holds a degree in Hospitality and Tourism Management from San Francisco State University.

Jeff Lewis


Prior to co-founding Guidebook, Jeff worked at Criteo as the first US-based employee. He led sales and helped grow the US staff to 40 employees. Jeff started his career as an early member of TrialPay, the worldwide leader in transactional advertising and alternative payments. Jeff holds a BS in Astrophysics from the University of California, Santa Cruz.

Pete Banks

Stewart Price

Chris Casey

Jacob Wittenberg

Thuy Vi Nguyen

Jeff Lewis

Hannah Baumgardner

Gemma Bowkis

Greg Bremble

Kevin Chang

Emeric Chen

Andrew Dieken

Dylan Foster

Kiffany Gardner

Libby Gerhardt

Ciara Goetze

Shannon Jhanji

Andrew Kaufman

Gulnaar Kaur

Marcus Kuquert

Nam Kwon

Hyunji Lee

Jacqueline Lynch

Dan Lyon

Matthew McHugh

Nick Meyer

Jasmine Middlebrooks

Dominique Moore

Matt Oney

Candace Reeder

Camille Rivera-Garcia

Elaine Robbie

Kurt Schlueter

Tim Smith

Ryan Sanders

Christian Stump

Jack Tattersall

Peter Whitley

Connor Zindroski

Charles Zhou