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AT&T Cybersecurity
LevelBlue Chairman and CEO Robert McCullen. [Photo: LevelBlue]
Dallas-Based LevelBlue Closes Acquisition of Trustwave, Forming ‘World’s Largest’ MSSP
by Lance Murray | Aug 20, 2025
LevelBlue—formerly known as AT&T Cybersecurity before its spinout as a standalone business last year—said the deal makes it "the world’s largest pure-play" managed security services provider, with the broadest and most comprehensive portfolio of managed security, offensive security, strategic advisory, incident response, and security software.
by Lance Murray |
Jun 11, 2025
The acquisition represents a significant step in LevelBlue's growth strategy by adding deep cyber and high-tech IP litigation consulting expertise and world-class incident response capabilities to its expanding global portfolio, the company said.
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by David Seeley |
Jun 19, 2024
In May, Dallas-based AT&T and Chicago's WillJam Ventures launched LevelBlue as a standalone managed cybersecurity services business, offering strategic consulting, threat intelligence, and "renowned research." Now the Dallas-based spin-out's LevelBlue Labs has identified a new global threat.
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