Brendan Hannigan is the CEO and co-founder of Sonrai Security. He invests in security, cloud infrastructure, and SaaS, with a focus on late-stage companies in the United States (particularly the Northeastern US and East Coast). He serves on the board of Twistlock (Chairman) and has invested in companies like Bitsight, Twistlock, and Flashpoint. Previously, he served as Entrepreneur Partner at Polaris Partners; was General Manager, IBM Security; President and CEO, Q1 Labs; Vice President Marketing and Technology, Sockeye Networks; Research Director, Network Practice, Forrester Research; Engineering Manager, Digital Equipment Corporation; and a Software Engineer at Welfleet, Mototolla, and Digital Equipment Corporation. He studied at University College Dublin and lives in New York.
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