
Joelle is CEO and co-founder of Improve Digital. She started the company having been a director at Microsoft Media Networks (NNM) EMEA, where she launched and oversaw Microsoft’s private ad network and solved the issue of the company’s unsold inventory. Prior to Microsoft, with support from Nickelodeon and Isobar, Joelle initiated one of the first social media start-ups, which was later sold to media giant, Sanoma. She worked at the head office of KLM Airlines, where she gained her first experience in yield management.

Janneke is Chief Innovation Officer and co-founder of Improve Digital. She is the driving force behind the company’s 360 Platform. She is mentor at Startup Bootcamp and has been the chairman of the IAB’s Taskforce Automated Trading. She started her career 15 years ago as online media director at the first Dutch online media agency. Janneke went on to co-found DQ&A – an ad operations company with worldwide offices. She is also author of, and contributor to books about online media and has lectured on the subject at Amsterdam and Leuven universities.
We have expanded our business operations with Improve Digital around Europe. Results are impressive and we believe this is a direct result of the high level of service that is part of Improve’s DNA, combined with its astute strategic advice and guidance.
