Jonathan Ashtor

Jonathan Ashtor is Co-Chair of the Paul, Weiss, Rifkind, Wharton & Garrison‘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.

Jonathan is ranked by Chambers in the Technology and AI categories, and is also ranked Band 1 in Intellectual Property. In 2026 and 2025, Jonathan was named to IAM Strategy 300’s “Global Leaders” list and in 2025 to the IAM Patent 1000: The Worlds Leading Patent Professionals. In 2024 and 2025, Jonathan was named to World Intellectual Property Review’s Leaders List and in 2024 to IAM Strategy 300’s “Leading IP Strategists” list. In 2026, 2025 and 2024, he was named one of the “500 Leading Dealmakers in America” by Lawdragon. In 2023, Jonathan was recognized by Bloomberg Law in its “They’ve Got Next: 40 Under 40”. Jonathan was ranked among the Top 10 Intellectual Property Lawyers in North America in 2025, 2024 and 2021 by MergerLinks. In 2015, Jonathan was ranked by the Financial Times North America as an “Innovative Lawyer”.