new-york-adtech
(4)
Big Happy
Big Happy is a New York-based advertising technology company that turns everyday screens into immersive, cinematic brand experiences. Founded in 2019 by adtech and media-buying veterans, it operates an end-to-end platform spanning creative development, media activation and campaign measurement across high-impact mobile formats and 3D digital out-of-home (DOOH). The company works with 300+ brands including Coca-Cola, Verizon, Samsung and the U.S. Army, reaching 7,000+ premium mobile publishers and over one million DOOH screens across North America.
Dstillery
Dstillery is a New York-based predictive AI audience-targeting company for the advertising industry. It builds custom, model-driven audiences that let brands and agencies reach the right consumers programmatically, including through its patented ID-free cookieless technology and its DS-1 agentic AI platform that turns audience building into a natural-language chat. It works across major demand-side platforms such as The Trade Desk, Yahoo, and Microsoft Advertising, and counts a large share of the Fortune 100 among its users.
Olyzon
Olyzon is an AI-native adtech company building an agentic decisioning and orchestration layer for Connected TV (CTV) advertising. Founded in 2024 and headquartered in Paris with offices in New York and London, its platform sits on top of the fragmented CTV ecosystem - agnostic across every DSP, SSP and direct publisher - and uses AI agents to qualify inventory at the program level, plan and activate campaigns, adapt creative to viewing context, and normalize measurement into unified outcomes. The company has powered hundreds of campaigns for global brands and agencies, and closed a $10M Series A led by Sir Martin Sorrell and Sanja Partalo's S4S Ventures in May 2026.
Simulmedia
Simulmedia is a New York adtech company that turns TV advertising into a measurable, performance channel. Founded in 2008 by Dave Morgan, it pioneered data-driven linear TV and now spans streaming, cable, broadcast, and in-game inventory through its TV+ media-buying platform, Skybeam self-serve tool, and PlayerWON in-game ad product. Its software plans, activates, optimizes, and measures campaigns across screens, backing managed buys with delivery guarantees and closed-loop measurement so advertisers of any size can reach and prove TV audiences.