Sophia M Rios
BERGER MONTAGUE PC (LA MESA)
- Address of record
- 8241 LA MESA BLVD, SUITE A, LA MESA, CA 91942, 619-489-0300
- srios@bm.net
- Phone
- (619) 489-0300
Contact details as filed with the court in the cases below.
Case history
Publicly tracked matters where this attorney is listed as counsel.
Sigglin v. Authentic Brands Group
A proposed class action against Authentic Brands Group has been filed alleging fraud. The case was recently transferred from King County Superior Court to federal court, and the court has ordered the parties to show cause why the matter should not be stayed pending resolution of a related Ninth Circuit appeal. Details of the specific fraud allegations are not apparent from the docket entries provided.
- Filed
- May 11, 2026
- Represents
- Ariana Sigglin, Greta Shirdon
Microsoft Browser Extension Class Action
A proposed class action against Microsoft, apparently concerning a browser extension offered by the company. Specific allegations are not described in the docket, but the nature of suit suggests claims related to personal property. These are allegations in a newly filed case, not proven facts and not yet a settlement.
- Filed
- January 14, 2025
- Represents
- Shonna Coleman
Bottoms v. Block, Inc. - Cash App Referral Text Settlement
Block, Inc. allegedly violated Washington law by substantially assisting its users to transmit unsolicited commercial text messages to their contacts residing in Washington through Cash App's Invite Friends referral program. Block denies any wrongdoing and maintains it has complied with all state and federal laws.
- Settlement fund
- $12.5M
- Claim deadline
- October 27, 2025
- Represents
- Kimberly Bottoms
“Recovery” and “exposure” refer to total disclosed settlement funds in associated cases, not money personally won or lost by an attorney. Settlements generally resolve disputed allegations without a finding that either side won. Data comes from public court dockets and may be incomplete.