MacIej Kozlowski

Maciej Kozlowski is a seasoned professional in media finance operations, currently serving as Managing Partner, Group Director, and Digital Finance Lead at GroupM since April 2023. In this role, Maciej leads the digital vendor billing and operations practice for over 100 clients and manages a team of 60 digital billing coordinators. Prior to GroupM, Maciej dedicated 16 years to Mindshare, progressing through various leadership roles including Managing Partner and Director of Digital Billing, where oversight of the digital billing process and media finance operations was central. Earlier career experiences include financial management positions at Walmart, culminating in the role of Accounting Manager. Maciej holds a Bachelor of Science degree in Graphic Design from Arizona State University.