Our Team

Meet the experts that drive thought leadership in conversion optimization and performance marketing.

Cass Baker, EVP, Industry Practices and Product Dev

Cass Baker

EVP, Industry Practices and Product Dev

For over 15 years, Cass has been building Leapfrog’s business and clients to help solidify its consistent delivery of leadership in digital marketing. Today, his focus is working to consistently evolve and strengthen Leapfrog's digital marketing solutions for both business and corporate development. Cass works with Fortune 100 companies including telecommunications, financial services and technology industries including Comcast, Time Warner Cable, Allstate, 3M and Motorola. Prior to Leapfrog Cass was a Director at Leo Burnett Technology Group (LBWorks), where he managed the growth of building brands and go-to-market strategies for technology focused brands. His passions include time with his family including coaching youth sports and anything involving the outdoors.


Tony DeNunzio, SVP, General Manager

Tony DeNunzio

SVP, General Manager

Tony leads a high performing, cross-disciplinary team that services Leapfrog’s client portfolio focused on driving growth and profitability for our clients through strategic digital marketing. Tony brings his expertise in digital and direct marketing to the financial services, education, and telecommunications verticals to guide high-impact strategic digital marketing for Leapfrog’s clients. Prior to Leapfrog, he was at Capital One where he focused on digital marketing, product development and national advertising. He also was at Leo Burnett where he worked on brands including Disney, Morgan Stanley, Gateway Computers, Starbucks and Bank One. Tony enjoys spending time with his family, playing golf and practicing the art of being a wine aficionado.


Scott Epskamp, President and Co-Founder

Scott Epskamp

President and Co-Founder

Scott co-founded Leapfrog in 1995 with Dave Husain, leveraging their collective experience from working together at Discover Card. Scott is responsible for leading corporate development, financial strategy, and direction of the company. Prior to founding Leapfrog, he held senior-level marketing positions at Discover Financial Services, including being on the national Discover Card launch team. Scott has served on a number of for-profit and not-for-profit Boards. He was recently selected as a “Digital 50” by The Agenda, an elite group of individuals qualified to serve on boards as digital experts.


Joel Grossman, CTO, SVP Technology

Joel Grossman


As Senior Vice President at Leapfrog, Joel Grossman leads the team responsible for development, delivery and optimization of Leapfrog's digital platform. Prior to joining Leapfrog, Joel was the Founder and Managing Principal of Pivotal Click, a digital product development firm focused on online customer acquisition, which was acquired by Leapfrog in 2008. Grossman also built the interactive Branding practice for Lipson, Alport Glass and Associated (now BrandImage). He brings more than 15 years of experience to the digital team, having held senior positions with Playboy Enterprises and Encyclopaedia Britannica, as well as heading up product development for Edventions, a start-up acquired by Edison Schools.


Matt Kelley, SVP, Consumer Journey

Matt Kelley


As Senior Vice President, Consumer Journey, Matt is focused on driving a robust understanding of the consumer to deliver more relevant and personalized conversion experiences. He oversees the Marketing Insights, Digital Media and Call Center teams that drive the analysis, planning and execution of consumer journey optimizations across all relevant touch points (online & offline). His team leverages consumer insights and trends to develop marketing and testing strategies to optimize the evolving consumer purchase path via data driven engagement in media and personalized digital (UX) and offline conversion experiences. Before joining Leapfrog, Matt worked at Leo Burnett's tech focused division (LBWorks), Ogilvy & Mather and DDB Needham/Tracy Locke. He is an active member of CIMA, DMA, CADM, IAB, MMA and writes and speaks regularly as an industry thought leader in digital marketing strategies.


Tim Ossmo, VP, Digital Media

Tim Ossmo


As the head of Leapfrog's Performance Media practice, Tim leads a team of over 20 experts in Search, Display, Programmatic and Paid Social. Tim and team are focused on driving business outcomes through Digital Media and the continuous innovation required to keep our clients' programs ahead of the competition. Tim is a leader in the space, having been in the Paid Search industry since its infancy and being asked to speak at events with Google and DoubleClick. Prior to joining Leapfrog in 2005, Tim worked at Advertising.com where he played a critical role in building their SEM practice.


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