Gareth Maclachlan currently serves as Chief Operating Officer at Gigamon since September 2025. Previously, Gareth held several key leadership positions at Trellix from November 2021 to September 2025, including Chief Product Officer, where focus was on transforming security operations with AI-led solutions, and General Manager, SVP Network & Email Security, driving innovative network security initiatives. Prior to Trellix, Gareth was SVP of Strategic Transformation & Operations at FireEye, overseeing significant operational changes and the company's separation, and held various roles at AdaptiveMobile Security leading it to global market leadership. Gareth's earlier career includes director roles at PwC Consulting and as an investment manager at ETF, as well as a strong educational background with an MBA from London Business School and a BSc in Architecture from UCL.
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