05 - 06 November, 2025
Hilton London Syon Park, Middlesex, United Kingdom
We are the world’s leading independent supply-side platform for audience, data, and identity targeting. With some of the best minds in AdTech under our global roof, we bring industry-leading technology, a tradition of great service to our clients, and huge scale — across every format, from mobile to CTV. This allows us to build products that lead to greater reach for buyers and higher revenue for publishers — while solving some of the most intricate problems in digital marketing at large. That's the power of OpenX.