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Charles S. Treat

See more on Charles S. Treat

Judge
Criminal
Contra Costa County Superior Court
The Annex
Department/Division: 12 Days: M-F Courtroom/Floor: 25

1010 Ward St.
Martinez , CA 94553
(925) 608-1112





Judicial Profiles
Title Court Published
Charles "Steve" Treat Superior Court Contra Costa County (Pittsburg) Jun. 15, 2016
Making the Transition Contra Costa County Superior Court (Walnut Creek) Jan. 1, 2007

Rulings
Case Category Published
Brennon B. v. Superior Court (West Contra Costa Unified School District)
petition denied
 Civil Rights Nov. 17, 2020
Delgado v. California Dept. Motor Vehicles
reversed
 Evidence Jun. 16, 2020
Cardinal Care Management, LLC v. Afable
affirmed
 Civil Procedure Apr. 22, 2020
California Taxpayers Action Network v. Taber Construction, Inc.
affirmed
 Government Dec. 3, 2019
Olivares v. Pineda
affirmed
 Anti-SLAPP Sep. 27, 2019
Wilmot v. Contra Costa County Employees' Retirement Assn.
affirmed
 Employment Law Dec. 5, 2018

Verdicts & Settlements
Case Name Topic Role Published
Carlos Diaz, an individual, on behalf of himself, the State of California, and all other aggrieved employees v. Chevron USA Inc., Contra Costa Electric Inc., Nooter Construction Company, Nooter Corporation, and Does 1-100, inclusive Employment Law judge Oct. 23, 2025
Autumn Moore, on behalf of the general public and other aggrieved employees v. Aegis Security & Investigations Inc., and Does 1 through 10, inclusive Employment Law judge Sep. 25, 2025
Charlotte Standefer, on behalf of herself, all others similarly situated, and on behalf of the general public v. Sierra-At-Tahoe LLC and/or Does, and Does 1-100, inclusive Consumer Law judge Jul. 10, 2025
Jessica Lee v. Michael Wilkins, Louis Corrigan, Kelly Mazzucco, Kingsford Capital Management LLC, and Does 1-10, inclusive Employment Law judge Jan. 17, 2025
Kristina Murdock, Noel Hudson, and Alexandra Soto, on behalf of themselves and on behalf of all persons similarly situated v. Aspen Surgery Center LLC, Surgery Partners Inc., and Does 1 through 50, inclusive Employment Law judge Dec. 20, 2024
John Doe v. Clinivate LLC Torts judge Nov. 15, 2024
Gilberto Torres, individually and on behalf of all other similarly situated v. Kiper Development Inc., and Does 1 to 100, inclusive Employment Law judge Aug. 23, 2024
Tony Catelli, as an individual and on behalf of all others similarly situated v. Innovative Construction Solutions and Does 1 through 50, inclusive Employment Law judge Aug. 2, 2024
Cathleen Ravelo, Wilrolan Ravelo v. Claire Aschwanden, David Aschwanden Torts judge Jul. 26, 2024
Robert Anthony Gonzalez, Maurice Frank and Ethan Collins, individuals, appearing on behalf of themselves and on behalf of all others similarly situated v. Golden Gate Bell LLC, and Does 1 to 100 Employment Law judge Jul. 26, 2024
Joss Harris v. ISP2 Inc. Employment Law judge Jul. 12, 2024
Michael Guillen v. Concord Automotive Sales and Service Inc. Employment Law judge Jun. 28, 2024
Marco Dimercurio, Charles Gaeth and John Langlitz, on behalf of themselves and others similarly situated v. Martinez Refining Company LLC, and Does 1 through and including 25 Employment Law judge May 24, 2024
Jaime Molina Mejia, individually, and on behalf of other members of the general public similarly situated v. Blackhawk County Club, and Does 1 through 10, inclusive Employment Law judge Apr. 12, 2024
Andrew Gummow, individually and on behalf of all others similarly situated v. General Logistics Systems U.S. Inc., and Does 1-10, inclusive Employment Law judge Apr. 5, 2024
Laura Delgado, individually and on behalf of others similarl situated v. Orinda Care Center LLC, and Does 1 through 50, inclusive Employment Law judge Feb. 2, 2024
Daniel Lopez v. LG Electronics Alabama Employment Law judge Dec. 29, 2023
Gildardo Mota Stevens, an individual, on behalf of herself and others similarly situated v. Purple Eagle LLC, and Does 1 thru 50, inclusive Employment Law judge Dec. 8, 2023
Christopher Murrell, on behalf of himself and all others similarly situated v. San Ramon Valley Unified School District, and Does 1 through 10, inclusive Employment Law judge Dec. 1, 2023
Dagiima Sungiidorj, Enkhamgalan Khatanbaatar and Emma Enkhamgalan v. Contra Costa Health Plan; Lauren C. Pallis, M.D.; Christina Wong, M.D.; Caroline Rae Kouleski Molger, M.D.; Nichole Boisuert, M.D.; Lauren Wondolowski, M.D.; Huy Dao, M.D.; Lisa Keller, M.D.; Peyman Keyashian, M.D.; Francine Jolton, M.D.; John Roax, M.D.; Christina E. Foote McDermont, R.N.; Rachel A. Deguzman R.N.; Elaine B.N. Ernst, R.N.; Arlene M. Bancroft, R.N.; Nenita T. Roldan, R.N.; Regan A. Piccanati, R.N.; Kati M. Johnson, R.N.; Florecita M. Richeson, R.N.; Sukhvinder Kaur, R.N.; Annie Q. Weng, R.N.; Emma M. Montelongo, R.N.; Ike N. Onyeagucha, R.N.; and Contra Costa County Medical judge Sep. 3, 2021
Ronald Cardenas v. Jorge Ernesto Maldonado, Jr., Theresa M. Maldonado, Manette Boragno, Richard J. Boragno, Anthony Joseph Boragno, and Does 1-30 Personal Injury judge Nov. 20, 2020
Jason Kung v. County of Contra Costa, Amy Buoncristiani, M.D. Medical judge Apr. 17, 2020
Sacha Simpson v. Louay Toma, M.D., Muir Orthopedic Specialists Medical judge Apr. 17, 2020
John Doe, a minor, by and through his mother, Jane Doe v. San Ramon Valley Unified School District, New Life Church of Alamo, Kevin Lopez Torts judge Mar. 22, 2019
Title Court Published
Charles "Steve" Treat Superior Court Contra Costa County (Pittsburg) Jun. 15, 2016
Making the Transition Contra Costa County Superior Court (Walnut Creek) Jan. 1, 2007
Case Category Published
Brennon B. v. Superior Court (West Contra Costa Unified School District)
petition denied
 Civil Rights Nov. 17, 2020
Delgado v. California Dept. Motor Vehicles
reversed
 Evidence Jun. 16, 2020
Cardinal Care Management, LLC v. Afable
affirmed
 Civil Procedure Apr. 22, 2020
California Taxpayers Action Network v. Taber Construction, Inc.
affirmed
 Government Dec. 3, 2019
Olivares v. Pineda
affirmed
 Anti-SLAPP Sep. 27, 2019
Wilmot v. Contra Costa County Employees' Retirement Assn.
affirmed
 Employment Law Dec. 5, 2018
Case Name Topic Role Published
Carlos Diaz, an individual, on behalf of himself, the State of California, and all other aggrieved employees v. Chevron USA Inc., Contra Costa Electric Inc., Nooter Construction Company, Nooter Corporation, and Does 1-100, inclusive Employment Law judge Oct. 23, 2025
Autumn Moore, on behalf of the general public and other aggrieved employees v. Aegis Security & Investigations Inc., and Does 1 through 10, inclusive Employment Law judge Sep. 25, 2025
Charlotte Standefer, on behalf of herself, all others similarly situated, and on behalf of the general public v. Sierra-At-Tahoe LLC and/or Does, and Does 1-100, inclusive Consumer Law judge Jul. 10, 2025
Jessica Lee v. Michael Wilkins, Louis Corrigan, Kelly Mazzucco, Kingsford Capital Management LLC, and Does 1-10, inclusive Employment Law judge Jan. 17, 2025
Kristina Murdock, Noel Hudson, and Alexandra Soto, on behalf of themselves and on behalf of all persons similarly situated v. Aspen Surgery Center LLC, Surgery Partners Inc., and Does 1 through 50, inclusive Employment Law judge Dec. 20, 2024
John Doe v. Clinivate LLC Torts judge Nov. 15, 2024
Gilberto Torres, individually and on behalf of all other similarly situated v. Kiper Development Inc., and Does 1 to 100, inclusive Employment Law judge Aug. 23, 2024
Tony Catelli, as an individual and on behalf of all others similarly situated v. Innovative Construction Solutions and Does 1 through 50, inclusive Employment Law judge Aug. 2, 2024
Cathleen Ravelo, Wilrolan Ravelo v. Claire Aschwanden, David Aschwanden Torts judge Jul. 26, 2024
Robert Anthony Gonzalez, Maurice Frank and Ethan Collins, individuals, appearing on behalf of themselves and on behalf of all others similarly situated v. Golden Gate Bell LLC, and Does 1 to 100 Employment Law judge Jul. 26, 2024
Joss Harris v. ISP2 Inc. Employment Law judge Jul. 12, 2024
Michael Guillen v. Concord Automotive Sales and Service Inc. Employment Law judge Jun. 28, 2024
Marco Dimercurio, Charles Gaeth and John Langlitz, on behalf of themselves and others similarly situated v. Martinez Refining Company LLC, and Does 1 through and including 25 Employment Law judge May 24, 2024
Jaime Molina Mejia, individually, and on behalf of other members of the general public similarly situated v. Blackhawk County Club, and Does 1 through 10, inclusive Employment Law judge Apr. 12, 2024
Andrew Gummow, individually and on behalf of all others similarly situated v. General Logistics Systems U.S. Inc., and Does 1-10, inclusive Employment Law judge Apr. 5, 2024
Laura Delgado, individually and on behalf of others similarl situated v. Orinda Care Center LLC, and Does 1 through 50, inclusive Employment Law judge Feb. 2, 2024
Daniel Lopez v. LG Electronics Alabama Employment Law judge Dec. 29, 2023
Gildardo Mota Stevens, an individual, on behalf of herself and others similarly situated v. Purple Eagle LLC, and Does 1 thru 50, inclusive Employment Law judge Dec. 8, 2023
Christopher Murrell, on behalf of himself and all others similarly situated v. San Ramon Valley Unified School District, and Does 1 through 10, inclusive Employment Law judge Dec. 1, 2023
Dagiima Sungiidorj, Enkhamgalan Khatanbaatar and Emma Enkhamgalan v. Contra Costa Health Plan; Lauren C. Pallis, M.D.; Christina Wong, M.D.; Caroline Rae Kouleski Molger, M.D.; Nichole Boisuert, M.D.; Lauren Wondolowski, M.D.; Huy Dao, M.D.; Lisa Keller, M.D.; Peyman Keyashian, M.D.; Francine Jolton, M.D.; John Roax, M.D.; Christina E. Foote McDermont, R.N.; Rachel A. Deguzman R.N.; Elaine B.N. Ernst, R.N.; Arlene M. Bancroft, R.N.; Nenita T. Roldan, R.N.; Regan A. Piccanati, R.N.; Kati M. Johnson, R.N.; Florecita M. Richeson, R.N.; Sukhvinder Kaur, R.N.; Annie Q. Weng, R.N.; Emma M. Montelongo, R.N.; Ike N. Onyeagucha, R.N.; and Contra Costa County Medical judge Sep. 3, 2021
Ronald Cardenas v. Jorge Ernesto Maldonado, Jr., Theresa M. Maldonado, Manette Boragno, Richard J. Boragno, Anthony Joseph Boragno, and Does 1-30 Personal Injury judge Nov. 20, 2020
Jason Kung v. County of Contra Costa, Amy Buoncristiani, M.D. Medical judge Apr. 17, 2020
Sacha Simpson v. Louay Toma, M.D., Muir Orthopedic Specialists Medical judge Apr. 17, 2020
John Doe, a minor, by and through his mother, Jane Doe v. San Ramon Valley Unified School District, New Life Church of Alamo, Kevin Lopez Torts judge Mar. 22, 2019
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