Overview
Sebastian M. van Roundsburg is a litigation associate in Glaser Weil’s San Diego office. His practice focuses on complex commercial disputes, including breach of contract, privacy and cybersecurity, consumer class actions, unfair competition, defamation and other high-stakes business matters.
He has extensive industry knowledge from handling matters for clients in the insurance, financial services, healthcare, software and food and beverage sectors.
Prior to joining Glaser Weil, Sebastian practiced at an Am Law 100 law firm in San Diego and held litigation roles in the UK at prominent firms recognized by The Legal 500 and Chambers and Partners.
Sebastian holds a postgraduate diploma from the University of Law in London and a graduate diploma from Hertfordshire School of Law, where he received the Judges' Award for highest grade in class. He earned his Bachelor of Arts in English, with honors, from the University of Nottingham.
Results
Sebastian’s notable experience includes his representation of:
- A digital bank in obtaining dismissal of a data breach class action at the pleading stage.*
- A leading mobile data broker in the defense of a claim brought by the Federal Trade Commission.*
- A global alcohol brand in obtaining summary judgment in a trademark action.*
- Various statewide and national healthcare providers in privacy and data breach class actions.*
- An A-list celebrity as the lead associate on a $100 million defamation suit.*
- An international fast food franchise in the defense of privacy-related claims.*
- A DevOps agency in a claim involving breach of contract, fraud and other business torts.*
- A national utility management company in the defense of a consumer class action.*
* Denotes prior firm experience
Leadership and Community
Member, Pro Bono Panel for the U.S. District Court, Southern District of California
Member, William B. Enright Inn of Court
Member, San Diego County Bar Association
Volunteer, San Diego Volunteer Lawyer Program’s Domestic Violence Program
Services
Industries
Education
University of Law, Postgraduate Diploma in Legal Practice, 2011
Hertfordshire School of Law, Graduate Diploma in Law, 2010
University of Nottingham, B.A. in English, with Honors, 2009
Admissions
- California
- England and Wales
