Announcements
Sidley Advises New Catalyst on Strategic Partnership With Ironleaf Capital
November 19, 2025
Sidley represented New Catalyst Strategic Partners (New Catalyst) in its first strategic partnership, launched with Ironleaf Capital, a newly formed specialized, technology-focused healthcare private equity firm. New Catalyst is an independent alternative investment firm that focuses on GP seeding, GP acceleration, and strategic capital solutions for next-generation private markets managers.
The Sidley team was led by Patrick T. Greeley and Andrew Colosimo (M&A and Private Equity), and included Ryan W. McNagny and Xi Zhao (M&A and Private Equity); Christian Brause, Andy J. Lau, and Iris Wang (Tax); and Jennifer A. Spiegel (Investment Funds).
Contacts
Capabilities
Suggested News & Insights
Public Company Diligence and Red Flag Reports: A Practical Primer for M&A LawyersJanuary 2026Delaware: Should You Stay or Should You Go?Wednesday, January 21, 2026Sidley Represents Bonaccord Capital in Increased Minority Investment in Park Square CapitalJanuary 21, 2026Sidley Represents Matthews International in Agreement With Barington CapitalJanuary 16, 2026Chancery to Directors: Don’t Play DirtyJanuary 15, 2026Sidley Ranked in Chambers Greater China Region 2026January 15, 2026
- Stay Up To DateSubscribe to Sidley Publications
- Follow Sidley on Social MediaSocial Media Directory





