51Degrees
51Degrees, a privately owned company headquartered in the United Kingdom, was founded in 2009 and operates with approximately 20 employees. The company specializes in ad measurement and verification, functioning as a provider of real-time data services. It offers free, open source APIs for mobile device detection and geolocation, which are utilized to optimize websites, target ads, and personalize content.

2024 Revenue

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Founded

2009

Headcount

12

Headquarters

United Kingdom

Primary Segment

Ad measurement and verification

Ownership

Privately Owned

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51Degrees offers products in the ad tech and services industry. 51Degrees's product portfolio comprises of ad measurement and verification.
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51Degrees's revenues were less than $10M in 2024. All the revenue comes from brand suitability and contextual advertising tools.
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