Sovrn (formerly Proper Media)

Advertising ServicesCalifornia, United States2-10 Employees

Sovrn, previously known as Proper Media, operates in the advertising services sector with a focus on helping publishers maximize ad revenue while reducing operating overhead. The company emphasizes an integrated auction approach that combines display, video, and native formats to enhance yield, supported by real-time, data-driven reporting and a dedicated growth team. Its services include simplifying header bidding implementation and providing access to a broad network of demand partners, along with ad operations support to optimize performance for publishers.
Based in San Diego, California, Sovrn serves small to mid-sized publishers seeking to improve monetization efficiency and visibility into monetization metrics through its managed services. The company has a history of strategic acquisitions, including the purchase of Proper Media in 2021 and Spoutable in 2018, reflecting an expansion of its footprint in the digital advertising ecosystem.

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