Announcements
Sidley Represents Armis in Its US$7.75 Billion Sale to ServiceNow
December 23, 2025
Sidley represented Armis Security, a leading asset intelligence cybersecurity company, in its US$7.75 billion all-cash acquisition by ServiceNow. The transaction, one of the largest all-cash acquisitions in the global cybersecurity sector, follows a period of significant growth for Armis Security, including a US$435 million Series E financing completed last month that valued the company at US$6.1 billion.
The Sidley team was led by Martin Wellington and Dr. Idan Netser (Emerging Companies and Venture Capital), and included Nicholas Frey and Lindsay Fisher-McFarland (Employee Benefits and Executive Compensation); David Chriki (Emerging Companies and Venture Capital); and Alvin Wang and Sophie Arkusinski (Tax).
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