AT&T Cybersecurity
Computer and Network SecurityTexas, United States1001-5000 Employees
AT&T Cybersecurity operates in the computer and network security industry and is now LevelBlue, an alliance formed by AT&T and WillJam Ventures. The company is headquartered at 208 South Akard Street, Dallas, Texas 75202, United States. LevelBlue lists a technology stack that includes Visual Website Optimizer, REST, Palo Alto Cortex, Cybereason, Hibernate, Dayforce HCM, Trellix, and Bootstrap. The organization employs between 1,001 and 5,000 people and reports revenue in the range of $250 million to $500 million. Recent 2026 developments include LevelBlue being named Growth and Innovation Leader in the Frost Radar: Managed Security Services in the Americas, 2026, recognition as a Representative Service Provider in Gartner's Market Guide for Cybersecurity Incident Response Retainer Services, and a SentinelOne preferred provider arrangement, alongside leadership changes such as the departure of LevelBlue's Chief Evangelist.
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