Rosemarie Ring

Munger, Tolles & Olson LLP

$ $$$

Mission Street 560
San Francisco 94105 CA US

Rosemarie T. Ring is a litigation partner in the San Francisco office of Munger, Tolles & Olson LLP. Ms. Ring’s practice focuses on complex commercial litigation with an emphasis on privacy and consumer class actions and intellectual property disputes. She has represented technology companies in litigation and government investigations involving a wide variety of products and services, including online social networking, streaming digital media, mobile devices, software, cloud platforms, computers, gaming consoles, and various telecommunications services.

Ms. Ring also counsels clients on compliance with federal and state privacy laws and is a frequent speaker on these topics. In 2016, Ms. Ring was named among California’s “Top Women Lawyers” by the Daily Journal. She has also been named to The Recorder’s “Women Leaders in Tech Law” list for the past five years.

In addition to her class action and IP practice, Ms. Ring has developed a fashion law practice, representing companies such as Ermenegildo Zegna, Yves Saint Laurent and Versace in litigation and counseling on a range of issues, including privacy and IP enforcement programs for trademark and patent portfolios.

Ms. Ring also has an active pro bono practice and is committed to local legal and community organizations. Currently, she is co-counsel with the ACLU in a lawsuit against the Department of Defense challenging its policy excluding women from combat service.

She also serves on the board of directors for the Legal Aid Society Employment Law Center of San Francisco and The Center for WorkLife Law at UC Hastings College of the Law and was a founding board member of the Bay Area Lawyer Chapter of the American Constitution Society. Ms. Ring also served as a volunteer attorney in the San Francisco District Attorney’s Office where she prosecuted several jury trials to verdict.

Prior to joining the firm, Ms. Ring was a law clerk to Judge Richard A. Paez on the United States Court of Appeals for the Ninth Circuit. Before attending law school, she worked as a consultant with Accenture and served as a White House intern for then-Chief of Staff, Leon Panetta.

Key Representations:

  • Snapchat in a putative class action challenging feature allegedly involving facial recognition scanning as violating the Illinois Biometric Information Privacy Act.
  • ESPN and Disney in putative class actions challenging digital streaming media services under the Video Privacy Protection Act.
  • Facebook in appeals before the Ninth Circuit and U.S. Supreme Court challenging the use of cy pres in privacy class action settlements.
  • Microsoft in numerous putative class actions involving gaming consoles, software, and cloud services.
  • HTC in numerous putative class actions involving the Google Phone and EVO 4G smartphones, asserting unfair competition, false advertising and warranty claims.


  • UC Berkeley School of Law (J.D., 2001); California Law Review, Berkeley Women’s Law Journal, Moot Court Advocacy Award
  • UC Davis (B.A., B.S., 1995)

Bar Admissions : California


Rate : $$$$

Contact for details

Rate and write a review

Your email address will not be published. Required fields are marked *

Is this your profile?Claim it now.

Make sure your information is up to date.
Mission Street 560
San Francisco 94105 CA US
Get directions

Lina Stillman

Broadway 42
New York 10006 NY US