Nicole Greene

Nicole Greene is a Vice President Analyst at Gartner, where she focuses on marketing technology, digital advertising, and the evolving intersection of data, privacy, and media buying. She is known for helping CMOs and marketing leaders make sense of the rapidly shifting AdTech ecosystem, including the deprecation of third-party cookies, identity resolution alternatives, and the growing complexity of the programmatic supply chain. Her research and advisory work directly influences how enterprise brands allocate technology budgets and evaluate vendor relationships. Greene has built her reputation as a trusted analyst voice on topics including retail media networks, connected TV advertising, and the future of audience targeting in a privacy-first world. She regularly contributes to Gartner's flagship research on the Hype Cycle for Digital Advertising and Marketing Technology, providing structured frameworks that help practitioners cut through vendor noise and focus on what drives measurable outcomes. Before her current role at Gartner, Greene accumulated experience across the marketing and media industries, developing a practitioner-informed perspective that distinguishes her analyst work. She is a frequent speaker at industry events and is regularly quoted in trade publications covering AdTech and MarTech trends.

Last updated Sep 9, 2026 by ATDb automated enrichment · Connections updated Sep 14, 2026