Avec Mat

This week, Mathieu spoke with Bill Wise, co-founder and CEO of Mediaocean, about his experiences in leadership at multiple companies, the importance of neutrality and independence in advertising, taking care of the “plumbing and electricity” of adtech and the weight associated with that, and more.

This week, Mathieu sat down with Joe Root, CEO and co-founder of Permutive, for one of the more reflective conversations in the series, all about the relationships that matter when you're building a company. They talked about why having a co-founder to lean on makes all the difference, how being more open with your board helps you get the support you need, and how to draw a clear line between work and home.

This week, Mathieu sat down with Ari Paparo, co-founder and CEO of Marketecture Media, #1 adtech influencer and ex-CEO and co-founder of Beeswax, to discuss his journey from ad tech insider to influencer.

Tune in to hear how he founded, grew and sold a company, created a media empire in advertising, became the voice of adtech, and more.

In this episode of Avec Mat, Mathieu Roche sits down with Brian O'Kelley, founder of AppNexus, often credited as the creator and Godfather or programmatic advertising. Together, they spoke about what is was like to create technology that completely revolutionized digital advertising, how to deal with cult-like followings and ego as a founder, and how he thinks AI will impact advertising.

Amy Williams, founder & CEO of Good-Loop (www.good-loop.com) on why she made the leap from the agency world into founding a platform to actually help brands do better -- and reach audiences who care about causes.

Joe Zawadzki, founder of MediaMath, opens up about the company's collapse and the hard lessons that came with it. He shares how he rebuilt from that setback to launch Aperiam Ventures, and what it really takes to start over.

Mark your calendars - episode 1 of Avec Mat drops next week 11 August 2026