Intelligently Integrated
Proof is a fully integrated team of channel-agnostic marketing experts that solve complex problems for clients through the use of an evidence-based approach (via research) that informs valuable strategic insights and, in turn, award-winning creative solutions that drive significant and measurable results.
Beyond our deep and innovative knowledge of integrated marketing, our strength lies in the rich knowledge of our clients’ industries – and a passion for excellence is evident in everything we do.
At Proof, we identify the critical nuances, both rational and emotional, that will drive the attitude and behavior shifts our clients need to succeed. Only then, do we begin creative execution. In this way, the work is informed by something more than instinct and experience – it’s based in truth. Through digital marketing, broadcast and print advertising, production, design, and live/interactive experiences, we create insightful integrated communications programs that are rooted in factual evidence.
Our Team

Jay Leveton
CEO

Tony Telloni
President

William Kemp
US Practice Chair, Digital

Matt Lieppe
Chief Creative Officer

Chris Gee
Creative Director, Digital

Rome Sheehan
Technical Director
A Part of the Burson-Marsteller Network

Jay Leveton
CEO

Tony Telloni
President

William Kemp
US Practice Chair, Digital

Matt Lieppe
Chief Creative Officer

Chris Gee
Creative Director, Digital

Rome Sheehan
Technical Director
Proof is a member of the Burson-Marsteller family of brands, and in turn, is part of Young & Rubicam Brands (Y&R). Working as partners for some of the world’s strongest brands, we can take advantage of Burson-Marsteller’s global footprint and our integrated sister companies to provide a full suite of communications services. Our expansive client-service capabilities are enhanced by Young & Rubicam Brands’ membership in WPP plc, the world’s most comprehensive communications services group.




