Mediavine, Inc.

What is Mediavine, Inc.?

Mediavine, Inc. is a private advertising technology company headquartered in Boca Raton, Florida. It manages programmatic advertising for more than 17,000 independent publisher websites and describes itself as the largest independent full-service ad management firm in the United States.

Who owns Mediavine?

The company is owned by its four co-founders: Eric Hochberger, Steve Marsi, Matt Richenthal, and Amber Bracegirdle. It has no parent company and remains independent.

Is Mediavine publicly traded?

No. Mediavine is a private company with no stock listing. It does not disclose financial results publicly.

When was Mediavine founded?

Mediavine was founded in September 2004. It spent its first decade as a digital publisher before pivoting to ad management for other publishers around 2015.

How many employees does Mediavine have?

Estimates place the workforce at roughly 100 to 200 people, all remote and distributed across more than 30 US states.

What companies does Mediavine compete with?

Its main competitor is Raptive, with additional competition from Freestar, Ezoic, Publisher Collective, Monumetric, Newor Media, and self-managed setups through Google Ad Manager.

The company was founded in September 2004 by Eric Hochberger, Matt Richenthal, and Steve Marsi, with Amber Bracegirdle joining the founding team. Richenthal had left a Boston startup writing job to start a content company initially called iScribe, and brought Marsi aboard. The business began as an SEO services shop before pivoting to operating its own entertainment websites, among them The Hollywood Gossip, TV Fanatic, and Food Fanatic.

Running ad-supported sites pushed the founders into ad operations. Dissatisfied with the slow, opaque ad networks of the era, they built proprietary tools: a custom CMS, their own ad serving logic, and eventually a server-to-server header bidding implementation that was ahead of most of the market. Bracegirdle, who ran her own food blog, championed the idea of offering the technology to outside publishers.

Around 2015 Mediavine pivoted decisively, winding down owned-content operations to focus on managing ads for other publishers. The timing matched the rise of programmatic advertising and the growth of independent blogging as a business. Through the late 2010s the publisher base climbed into the thousands and the company became a fixture on the Inc. 5000 list.

The 2023 launch of Journey by Mediavine opened the platform to sites below the flagship program's roughly 50,000-session threshold, and by late 2024 the combined network passed 13,000 publishers, later exceeding 17,000. In September 2024 the company celebrated 20 years in business and announced the return of the Mediavine Conference for 2025. Through 2025 and 2026 the company has focused on helping publishers adapt to declining search referral traffic caused by AI answer features, expanding Grow.me, its first-party audience toolkit, and deepening direct advertiser relationships.

Mediavine's social footprint centers on the economics of independent publishing. Its pitch is that sustainable ad revenue keeps independent, human-created content viable, and it enforces traffic quality and content standards across its network. It supports GDPR and CCPA compliance tooling for publishers and holds Google Certified Publishing Partner status.

The company has advocated publicly for the open web as AI-generated content and AI search features pressure independent publishers, framing its own commercial interest as aligned with the survival of human-made content online.

Mediavine has been named to the Inc. 5000 list of America's fastest-growing private companies in multiple years, including 2023. It has appeared on Visual Capitalist's rankings of the most-visited internet properties measured by aggregate network traffic, and it holds Google Certified Publishing Partner accreditation, a designation limited to a small group of vetted ad management firms.

Mediavine has not faced major regulatory enforcement. Criticism in the market tends to focus on the exclusivity requirement and long-term lock-in, with some publishers debating revenue-share fairness and the effects of dense ad layouts on user experience. The company has also navigated industry-wide disputes over ad density, viewability standards, and Google policy changes that affect all managed ad providers.