OpenX is a privately held American company founded in 2007 that provides real-time bidding (RTB) and programmatic advertising technology. As of 2023, it employs approximately 300 people and generates less than $250 million in annual revenue. Its headquarters are located in the United States.
On September 17, 2025, OpenX Technologies Inc. announced a new feature within OpenXSelect™. This feature allows buyers to receive automated discounts from curation and tech partners. The company stated this offering helps brands and agencies allocate more budget to media while improving media performance and transparency.
OpenX offers 3 products in the ad tech industry. OpenX's product portfolio comprises of RTB and programmatic and marketer and agency technology.
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OpenX's revenues were less than $250M in 2024. Caretta Research has split OpenX's revenue into 3 different product categories, the largest of which is ad exchange. For full access to OpenX's revenue breakdown subscribe to Caretta Portal.
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