Celtra

New York, New York, USA · ≈210 employees · celtra.com

Celtra is a remote-first, cloud-based adtech platform founded in 2006, specializing in creative automation for marketers, media platforms, and agencies. The company focuses on enabling enterprise teams to produce, manage, and optimize data-driven creative content at scale. With a workforce of 180–200 employees, Celtra operates in the Media and Information Services sector and has regional hubs in New York, London, and Ljubljana, with headquarters in Mansfield, Massachusetts, and New York, NY. Celtra offers a suite of AI-powered cloud software solutions that automate creative production and enhance ad quality. Their key offerings include creative automation for building and activating advertising content, dynamic product ads for personalized advertising, and tools for rich media and video ad creation. The platform also features analytics and optimization capabilities to track and improve ad campaigns. Celtra serves enterprise brand advertisers, performance advertisers, media owners, and advertising agencies, partnering with notable brands like Spotify, adidas, and Unilever to streamline digital advertising production.