
Cleary Gottlieb Steen & Hamilton LLP utilizes the deep bench strength of nationwide team and expertise in the tech sector to provide interdisciplinary advice in connection with cross-border transactions. The team’s strength across the tech landscape is regularly called upon to advise on complex and high-stakes IP disputes, including licensing agreements, for multinational clients in the tech, AI, e-commerce, software and finance industries. Daniel Ilan heads the team in New York, boasting significant experience in IP and generative AI. He represents global tech companies in complex tech transactions. In San Francisco, Marcela Robledo, an expert in tech transactions, is adept at advising tech companies in their licensing matters and other deals. Notable figures in the New York office also include associates Brendan Cohen and Jaehwan Park.
Legal 500 Editorial commentary
- Profile
Testimonials
Collated independently by Legal 500 research team.
‘Very pragmatic advice and work in connection with complex and/or novel IP transactions.’
‘Marcela Robledo is a very smart IP lawyer who adds great value to any transaction team. She is able to master complexity and is a great drafter.'
Key clients
- American Express
- Ecolab
- GSK
- OpenText
- Roquette
- Suzano
- Synopsys
- Thales
Work highlights
Advised Google on IP aspects of various matters, including in connection with the spin-out of its Google Nest Renew business and technology and the combination with OhmConnect to form Renew Home.
Advising Synopsys on the IP aspects of numerous transactions, including its pending $35 billion acquisition of Ansys, an engineering and product design software firm; in the $2.1 billion sale of its Software Integrity business to Clearlake Capital and Francisco Partners; and the pending sale of its Optical Solutions Group to Keysight Technologies.
Advised American Express in the IP aspects of the sale of Accertify, a leading provider of fraud prevention, digital identity, device intelligence, chargeback management, and payment gateway technology and software solutions, to Accel-KKR, a technology-focused private equity firm.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Next generation partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Marcela Robledo
Practice head
Daniel Ilan; Marcela Robledo
Other key lawyers
Brendan Cohen; Jaehwan Park