Photo of Jonathan H. Ashtor

Jonathan H. Ashtor

Partner, Paul Weiss

212-373-3823jashtor@paulweiss.com

1285 Avenue of the Americas
New York, NY 10019

View Firm Biography

Jonathan Ashtor is Co-Chair of the firm’s Global Artificial Intelligence Group and a partner in the Intellectual Property & Technology Transactions Group. His practice focuses on technology M&A transactions, IP licensing, technology development and collaboration agreements, AI services and hosting agreements and technology dispute resolution and advisory work. His experience has included major, complex and multi-jurisdictional M&A, including public company mergers, private equity and venture-backed transactions, spinoffs and joint ventures. He advises clients across a variety of industry sectors, including computer & semiconductor technologies, life sciences & biotech, emerging technologies, e-commerce & media, industrial chemicals and manufacturing, among others.

Lawdragon Honors

Honor Year Practice
The 2026 Lawdragon 500 Leading Global IP Lawyers 2026 M&A, Tech Transactions, IP
The 2026 Lawdragon 500 Leading Dealmakers in America 2026 IP & Technology Transactions
The 2025 Lawdragon 500 Leading Dealmakers in America 2025 IP & Technology Transactions
The Inaugural Lawdragon 500 Leading Global IP Lawyers 2025 M&A, Tech Transactions, IP
The 2024 Lawdragon 500 Leading Dealmakers in America 2024 IP & Technology Transactions

Some recent transactions include:

Emerging Technologies

  • Amazon in its $10.8 billion acquisition of Globalstar
  • FIFA in its sponsorship deal and technical partnership with blockchain technology innovator Algorand, including the creation of an NFT platform
  • IBM in its acquisition of:
    • Confluent, for an enterprise value of $11 billion
    • Datastax
  • Nebius Group in its:
    • approximately $643 million acquisition of Eigen AI
    • agreement to to license AI inference and compute orchestration technology from Clarifai and to hire Clarifai’s core engineering and research team, including Clarifai’s founder and CEO
  • Qualcomm in its $4.5 billion topping bid for Veoneer. As part of the transaction, Veoneer terminated its prior agreement with Magna International

Computer & Semiconductor Technologies

  • DigitalBridge Group in its investment in OpticalTel and subsequent rebrand to Fibernow
  • IBM:
    • Red Hat in its acquisition of Neural Magic
    • in its $6.4 billion acquisition of HashiCorp
    • in its $4.6 billion acquisition of Apptio
    • in its $34 billion acquisition of Red Hat, creating the world’s largest hybrid cloud provider
  • Mitel Networks in its $530 million acquisition of ShoreTel, involving the acquisition of a significant international IP portfolio, as well as advising on IP issues relating to outbound affiliate licenses and historical IP disputes; and in Mitel’s approximately $2 billion acquisition by an investor group led by affiliates of Searchlight Capital Partners
  • Qualcomm in its:
    • acquisition of Alphawave Semi, with an enterprise value of approximately $2.4 billion
    • proposed acquisition of NXP Semiconductors N.V. for approximately $47 billion
  • ZT Systems in its $4.9 billion sale to Advanced Micro Devices (AMD)

Life Sciences & Biotech

  • Alexion Pharmaceuticals in its $1.4 billion acquisition of Portola Pharmaceuticals
  • Catalent in the sale of its Blow-Fill-Seal (BFS) Sterile Contract Development and Manufacturing Business to funds advised by SK Capital Partners
  • Five Arrows in its majority investment in Blue Mountain
  • GSK in its:
    • $950 million all-cash acquisition of 35Pharma
    • up-to-$50 million acquisition of Elsie Biotechnologies
  • Metsera in its $10 billion sale to Pfizer, following a series of competing bids for the company by Pfizer and Novo Nordisk

E-Commerce & Media Technologies

  • Adjust in its sale to AppLovin
  • Endeavor Streaming in connection with the negotiation and drafting of key technology services agreements with WWE for the operation and support of its WWE Network streaming platform
  • Farelogix in its sale to Accelya
  • Golden Gate Capital in its:
    • acquisition of Securly, from the company’s shareholders
    • $3.1 billion sale of Neustar to TransUnion

Other Industries

  • Funds managed by affiliates of Berkshire Partners in their acquisition of FoodChain ID from Paine Schwartz Partners
  • General Electric in its:
    • separation into three distinct companies focusing on health care, energy and aviation: GE Healthcare, GE Vernova and GE Aerospace
    • combination of its jet leasing unit, GE Capital Aviation Services (GECAS), with Dublin-based AerCap Holdings NV in a cash-and-stock transaction valued at more than $30 billion
  • Keurig Dr Pepper in its €15.7 billion ($18.4 billion) acquisition of JDE Peet’s and in its planned separation into two independent, U.S.-listed publicly traded companies—a beverage company and a coffee company
  • Lone View Capital in its acquisition of a majority stake in CargoSprint
  • QXO in its successful $11 billion unsolicited bid to acquire Beacon Roofing Supply