John M. Callahan

Professional Biography

John M. Callahan is a partner and the Head of International Healthcare M&A in the law firm of McDermott Will & Emery LLP and is based in the Firm’s Chicago office.  He focuses his practice on mergers and acquisitions in the health services and life sciences industries.

  • More Legal and Business Bylines From John M. Callahan

Current Legal Analysis

Court of Appeals Ruling in Nellenback Provides CVA Clarity
by: Gary J. Intoccia
PTAB Rejects AI-Driven Medical Patent – Not for Novelty, But Eligibility
by: James W. Soong
Department of Energy Announces Initiative to Review the Agency’s Federal Awards
by: Robert J. Wagman, Jr. , Nicole Boeckmann
Changes in Migratory Bird Treaty Act Protections – Impacts on Project Development
by: Ana Maria Gutierrez , Jessica Portmess
Considerations for Life Sciences Employers When Planning Reductions in Force
by: Mark H. Burak , David J.B. Froiland
Clawback Enforcement Under SEC Rule 10D-1
by: Matthew R. Zischke
The Trump Administration Announces Price Targets as It Takes a Second Swing at “Most Favored Nation” Drug Pricing Model
by: Claire Davies , Suzanne E. Bassett
FDA Advances Post-Market Chemical Review Program
by: Lynn L. Bergeson , Carla N. Hutton
GeTtin’ SALTy Episode 53 | GeTtin' SALTy & Beyond: Exploring Extended Producer Responsibility Laws [Podcast]
by: Nikki E. Dobay , Madeline Orlando
Congress and the Feds — the Impact of Nonperformance
by: James V. Aidala
SEC Enforcement Leadership Discusses New Priorities and Expectations
by: Timothy K. Halloran
Federal Circuit Addresses District Court Oversight of Expert Testimony on Infringement
by: Don Geiger
Department of Justice Outlines New White-Collar Crime Enforcement Priorities: Part One
by: Melissa L. Jampol , Thomas J. Jaworski
With New White Collar Enforcement Priorities Memo, DOJ Seeks to Provide More Pathways to Declinations and Non-Prosecution Agreements: Part Two
by: Melissa L. Jampol , Thomas J. Jaworski
The Importance of Preserving Issues for Appeal
by: Sunny Akarapu

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