Guinness J. Costello

Top rated Personal Injury attorney in Los Angeles, California

Gould Grieco & Hensley

Practice areas: Personal Injury

Licensed in California since: 2021

Education: University of San Diego School of Law

Selected to Rising Stars: 2026

Gould Grieco & Hensley

700 Flower St
Suite 1000
Los Angeles, CA 90017

Guinness J. Costello is a top-rated attorney selected to Rising Stars for 2026. He works at Gould Grieco & Hensley, located in Los Angeles, California, and provides legal services for issues involving Personal Injury - General: Plaintiff to the surrounding community.

Guinness Costello completed legal studies at University of San Diego School of Law and graduated with the class of 2019. Guinness Costello passed the bar in 2021.

Only a few attorneys from each state are selected to Super Lawyers designation for any given year. The multi-factor selection process includes independent research, peer nominations and evaluations, as well as professional achievement in legal practice.