Shailley Singh

Shailley Singh is a prominent figure in the AdTech standards and programmatic ecosystem, best known for her long-tenured leadership at IAB Tech Lab, where she has served as EVP and COO. In this role, she has been central to the development and adoption of critical industry specifications including ads.txt, sellers.json, OpenRTB, and various supply chain transparency initiatives that have shaped how programmatic advertising operates globally. Her work sits at the intersection of technical standards, business operations, and industry policy. Singh has spent the majority of her career focused on building the infrastructure and governance frameworks that underpin digital advertising. At IAB Tech Lab, she has worked closely with publishers, advertisers, DSPs, SSPs, and data companies to align competing interests around shared technical standards. Her influence extends across the buy side and sell side of the programmatic ecosystem, making her a respected neutral voice in an industry often divided by competing commercial interests. With over 15 years in digital media and advertising technology, Singh is a frequent speaker at industry events including IAB Annual Leadership Meeting and Programmatic IO, where she addresses topics such as supply chain integrity, identity resolution, and the future of open web advertising. She is widely regarded as a standards-setter and operator whose behind-the-scenes work has had outsized impact on the structural health of the AdTech industry.

• Led development and industry adoption of ads.txt and sellers.json, now foundational anti-fraud standards used across the programmatic ecosystem
• Served as COO and EVP at IAB Tech Lab, overseeing business operations and technical standards development across the global AdTech industry
• Key contributor to OpenRTB specification updates that govern real-time bidding infrastructure worldwide

• IAB Tech Lab industry guidelines and specification documents (ads.txt, sellers.json, OpenRTB)