Photo of John R. Ingrassia

John R. Ingrassia

John is a partner at the Firm, advising on the full range of foreign investment and antitrust matters across industries, including chemicals, pharmaceutical, medical devices, telecommunications, financial services consumer goods and health care. He is the first call clients make in matters relating to competition and antitrust, CFIUS or foreign investment issues.

For more than 25 years, John has counselled businesses facing the most challenging antitrust issues and helped them stay out of the crosshairs -- whether its distribution, pricing, channel management, mergers, acquisitions, joint ventures, or price gouging compliance.

John’s practice focuses on the analysis and resolution of CFIUS and antitrust issues related to mergers, acquisitions, and joint ventures, and the analysis and assessment of pre-merger CFIUS and HSR notification requirements. He advises clients on issues related to CFIUS national security reviews, and on CFIUS submissions when non-U.S. buyers seek to acquire U.S. businesses that have national security sensitivities.  He also regularly advises clients on international antitrust issues arising in proposed acquisitions and joint ventures, including reportability under the EC Merger Regulation and numerous other foreign merger control regimes.

His knowledge, reputation and extensive experience with the legal, practical, and technical requirements of merger clearance make him a recognized authority on Hart-Scott-Rodino antitrust merger review. John is regularly invited to participate in Federal Trade Commission and bar association meetings and takes on the issues of the day.

Overview

On January 8, 2026, the Federal Communications Commission (FCC) announced a landmark settlement with the Marlink, a satellite and ground station operator, marking the first-ever enforcement of a Team Telecom national security mitigation agreement. Initiated after a referral from the Department of Justice’s National Security Division (DOJ), the investigation revealed that Marlink violated the

The Federal Trade Commission (“FTC”) released a shutdown plan dated September 29, 2025, outlining how it will operate during this lapse in appropriations.

FTC Commissioners are presidential appointees and are excepted from furlough during the shutdown. According to the shutdown plan, furloughs will be issued on a rolling basis for the staff to properly address

The U.S. Department of the Treasury (“Treasury”) has been active in the context of the Committee on Foreign Investment in the United States’ (“CFIUS”) and the Outbound Investment Security Program (“OISP”). The main updates relate to: (1) Treasury’s announcement of an intent to launch a Fast Track Pilot Program under CFIUS for Foreign Investors; and (2) the review of Silicon Valley firm Benchmark Capital’s investment in Manus AI, a Chinese-linked startup.

Positive Development for Investors from Allied Nations

In a further solidification of the Administration’s efforts to isolate identified adversaries and strengthen U.S. leadership key strategic technologies, the Administration issued the America First Investment Policy Memorandum with the stated aims to maintain the country’s “open investment environment” towards allies and partners, while also protecting it from “new and evolving threats” arising from foreign adversaries. Id.

Proskauer’s Practical Guide to the Regulation of Hedge Fund Trading Activities offers a concise, easy-to-read overview of the trading issues and questions we commonly encounter when advising hedge funds and their managers. It is written not only for lawyers, but also for investment professionals, support staff and others interested in gaining a quick understanding of the recurring trading issues we tackle for clients, along with the solutions and analyses we have developed over our decades-long representation of hedge funds and their managers.

On October 28, 2024, the U.S. Department of the Treasury (Treasury) issued final regulations (“Final Rule”) implementing Executive Order 14105, which addresses investments by U.S. persons in certain identified technologies in “Countries of Concern”, including The People’s Republic of China, The Special Administrative Region of Hong Kong, and The Special Administrative Region of Macau. The regulations will go into effect on January 2, 2025.

The Federal Trade Commission (“FTC”) has announced a final rulemaking on a unanimous vote that will expand the reporting requirements for mergers and acquisitions under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 (the “HSR Act”). The new reporting requirements will go into effect after the new year in mid-January 2025. No changes will be made

The U.S. Department of the Treasury (Treasury), as Chair of the Committee on Foreign Investment in the United States (CFIUS), has announced a proposed rule to expand CFIUS’s jurisdiction over real estate transactions by foreign persons. The Foreign Investment Risk Review Modernization Act of 2018 (FIRRMA) granted CFIUS authority to review certain real estate transactions in close proximity to United States military installations or certain or facilities or properties of the U.S. Government.

With an eye towards preserving and expanding the gatekeeper role in national security, the Committee on Foreign Investment in the United States (CFIUS) has issued proposed rules to strengthen enforcement.

On April 11, 2024, the U.S. Department of the Treasury, as Chair of CFIUS, announced proposed rules and accepted comment until May 15, 2024, 30 days following publication in the Federal Register on April 15, 2024. The proposed rules strengthen CFIUS regulations and enforcement tools in the following ways.