The founding partner of Putnam Partners, Mark has been a national media strategist and ad maker for over three decades. His work bridges the political and non-political worlds, serving as one of President Obama's lead ad makers and the lead ad maker for President Biden’s “Unite the Country” super PAC, as well as helping elect 11 governors, 10 U.S. senators and dozens of members of the U.S. House of Representatives.

Mark has also been a crisis communications expert and ad maker for corporations and associations such as the American Iron and Steel Institute, the Alliance for American Manufacturing, Poland Spring, Ice Mountain and California American Water, Pepco Holdings, Exelon Corporation, the Main Street Fairness Coalition, the National Academy of Sciences, 1199 SEIU, the League of Conservation Voters, Bristol Bay Native Corporation, and many others.

Mark’s work has been featured in lengthy profiles by the New York Times, the Washington Post, CNN, MSNBC, Politico, and many other publications. A New York Times profile called Mark a “leading image guru” with “a record of delivering high impact ads – both creative and unorthodox,” a Washington Post profile called him “The Heartland Whisperer” and a CNN profile called Mark “one of the go-to ad makers.