Menu
22 Aug 2026

Castelion Secures $800 Million Series C Financing

"Davis Polk advised JPMorganChase’s Strategic Investment Group on its co-lead investment in Castelion Corporation’s $800 million Series C preferred stock financing, which was co-led by SRI, Andreessen Horowitz and funds managed by Carlyle. Lightspeed, Lavrock, Altimeter, General Catalyst, Interlagos and T. Rowe Price also participated. The round values Castelion at $13 billion."

Davis Polk advised JPMorganChase’s Strategic Investment Group (SRI) in connection with its co-lead investment in Castelion Corporation’s $800 million Series C preferred stock financing. The financing was co-led by SRI, Andreessen Horowitz and funds managed by global investment firm Carlyle. Lightspeed Venture Partners, Lavrock Ventures, Altimeter, General Catalyst and Interlagos joined new investor T. Rowe Price Associates, Inc. in the round. The Series C round values Castelion at $13 billion. Castelion is a defense technology company focused on restoring America’s conventional deterrence capability. Davis Polk represented JPMorganChase’s Strategic Investment Group with a team composed by: partners Jared Fine and Lee Hochbaum and associates Katie M. Lanphere, Pam Shu and Hannah R. Carter (corporate team); partner Ben Joseloff and associate Daria Adjowa Serwaa Nonnemaker (national security team); counsel Daniel E. Newman and associate Mary Jane Dumankaya (financial institutions team); and partner Ethan R. Goldman (tax). Members of the Davis Polk team are based in the New York, Washington, D.C., and Northern California offices.
Read the full story

Register for free to access daily news.

Register Free
We use cookies to improve your experience, analyze traffic, and serve targeted ads. Read our Cookie Policy.

Cookie Preferences

Customize your cookie settings. Necessary cookies are always enabled.

Strictly Necessary

Required for the website to function (e.g. login, security).

Analytics & Statistics

Help us understand how visitors interact with the website.

Marketing & Ads

Used to deliver relevant ads and track effectiveness.