Jun Group is a technology-driven advertising company based in New York City, with additional offices in Chicago and Los Angeles. Founded in 2005, the company specializes in premium video and mobile video ad platforms that allow advertisers to reach audiences across desktops, smartphones, and tablets with a single purchase. Jun Group serves a range of clients, including Fortune 500 brands, major entertainment companies, and media agencies.

The company's core offering is a premium video ad platform that delivers millions of user-initiated video views through a network of premium publishers. Jun Group emphasizes transparency and brand safety, ensuring that all video ads are fully visible, opt-in, and brand-safe, backed by their "Jun Group Promise." Their services include direct SDK integrations for personalized advertising, innovative ad formats, and AI-powered optimization through their Vera AI technology. Additionally, they provide robust measurement tools to track campaign performance and ensure high viewability and attention scores.