


Employees at GumGum rank Marcus Startzel in the Top 20% of CEOs in Los Angeles. Similarly, employees at Sharethrough rank Jean-Francois Cote in the Top 5% of CEOs in Montgomery, AL. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

CEO of GumGum
BIO: GumGum, the contextual-first technology leader, announced today that ad tech veteran Marcus Startzel has been appointed as its new Chief Executive Officer. The appointment marks a pivotal step in GumGum’s commitment to empowering its partners to achieve better advertising outcomes through the industry's first Mindset Graph™. As a former CEO, Startzel brings over two decades of experience in ad tech industry leadership, most notably with Millennial Media, AppNexus, Amazon, WBX Commerce, and AOL/Advertising.com. He began his career as a nuclear engineer and officer in the United States Navy after graduating from the U.S. Naval Academy with a degree in Mathematics. With the introduction of Marcus Startzel, GumGum strengthens this mission with a leader who shares a deep passion for solving customer challenges and driving real-world marketing results.

CEO of Sharethrough
BIO: JF Cote is the CEO of the company and he is a member of our board. With over 20 years’ experience in business, JF is an experienced leader and a born innovator: co-founder of district m, he is the chief architect of the company’s corporate strategy and provides leadership to sales and partnership initiatives.

Women at GumGum rated their CEO a B+

Not Enough Data

Diverse Employees at GumGum rated their CEO an A

Not Enough Data


Not Enough Data
At GumGum, employees in the Engineering department rate Marcus Startzel the highest. According to employees, Marcus Startzel's ability to drive business results is Excellent.

Not Enough Data