This is the property of the Daily Journal Corporation and fully protected by copyright. It is made available only to Daily Journal subscribers for personal or collaborative purposes and may not be distributed, reproduced, modified, stored or transferred without written permission. Please click "Reprint" to order presentation-ready copies to distribute to clients or use in commercial marketing materials or for permission to post on a website. and copyright (showing year of publication) at the bottom.

Matthew S. Kenefick

See more on Matthew S. Kenefick

Partner
Jeffer, Mangels, Butler & Mitchell LLP

2 Embarcadero Center Fl 5
San Francisco , CA 94111
Phone: (415) 984-9677

Santa Clara Univ SOL; Santa Clara CA



Columns
Title Category Published
Defending California trap and trace and pen register litigation: A guide for businesses Technology, Labor/Employment, Data Privacy Jul. 30, 2025

Verdicts & Settlements
Case Name Topic Role Published
CA Citizen Protection Group LLC v. Signal Products Inc., Signal Brands LLC, and Does 1 to 50 Consumer Law Defendant Sep. 20, 2024
Consumer Advocacy Group Inc. v. Burlington Coat Factory Investments Holdings Inc., Burlington Coat Factory Direct Corporation, Burlington Stores Inc., Burlington Coat Factory Warehouse Corporation, and Does 1-10 Consumer Law Defendant Dec. 23, 2021
Gabriel Espinoza v. Signal Products Inc. Consumer Law Defendant Sep. 18, 2020
John Moore v. Victory International Group LLC, Wal-Mart Stores Inc., and Does 1 through 100, inclusive Consumer Law Defendant Mar. 26, 2016
Anthony E. Held v. Product Quest Manufacturing LLC, et al. Consumer Law Defendant May 23, 2015
Lary Feezor v. Excel Stockton LLC, Target Corp., TSA Stores Inc., Ross Dress For Less Inc., Bed Bath & Beyond of California LLC, Office Depot Inc., Kohl's Dept. Stores Inc., PetSmart Inc., Toys 'R' US - Delaware Inc., Cost Plus Inc. Civil Rights Defendant Aug. 16, 2014
John Nesson, M.D. v. Northern Inyo County Local Hospital District Contracts Plaintiff Nov. 19, 2011
TAT Investments Advisory Ltd. v. David L. Feldman, ZF Micro Solutions Inc., Marsha Armstrong, David J. Arthur, Kenneth Baker, Arthur Burton, Philip Cohen, Jean K. Dalker, Ram P. Gupta, T.W. Ireland, Howard R. Kale, James Kennedy, John R. Lip, Gerald E. Masterson, Adam N. McNicol, Lewis V. Milligan, Frederic G. Rector, Jay Shotwell, Doug Stead, Hal Torts Plaintiff Sep. 18, 2010
Craig Yates v. Union Square Civil Rights Defendant Mar. 27, 2010
Title Category Published
Defending California trap and trace and pen register litigation: A guide for businesses Technology, Labor/Employment, Data Privacy Jul. 30, 2025
Case Name Topic Role Published
CA Citizen Protection Group LLC v. Signal Products Inc., Signal Brands LLC, and Does 1 to 50 Consumer Law Defendant Sep. 20, 2024
Consumer Advocacy Group Inc. v. Burlington Coat Factory Investments Holdings Inc., Burlington Coat Factory Direct Corporation, Burlington Stores Inc., Burlington Coat Factory Warehouse Corporation, and Does 1-10 Consumer Law Defendant Dec. 23, 2021
Gabriel Espinoza v. Signal Products Inc. Consumer Law Defendant Sep. 18, 2020
John Moore v. Victory International Group LLC, Wal-Mart Stores Inc., and Does 1 through 100, inclusive Consumer Law Defendant Mar. 26, 2016
Anthony E. Held v. Product Quest Manufacturing LLC, et al. Consumer Law Defendant May 23, 2015
Lary Feezor v. Excel Stockton LLC, Target Corp., TSA Stores Inc., Ross Dress For Less Inc., Bed Bath & Beyond of California LLC, Office Depot Inc., Kohl's Dept. Stores Inc., PetSmart Inc., Toys 'R' US - Delaware Inc., Cost Plus Inc. Civil Rights Defendant Aug. 16, 2014
John Nesson, M.D. v. Northern Inyo County Local Hospital District Contracts Plaintiff Nov. 19, 2011
TAT Investments Advisory Ltd. v. David L. Feldman, ZF Micro Solutions Inc., Marsha Armstrong, David J. Arthur, Kenneth Baker, Arthur Burton, Philip Cohen, Jean K. Dalker, Ram P. Gupta, T.W. Ireland, Howard R. Kale, James Kennedy, John R. Lip, Gerald E. Masterson, Adam N. McNicol, Lewis V. Milligan, Frederic G. Rector, Jay Shotwell, Doug Stead, Hal Torts Plaintiff Sep. 18, 2010
Craig Yates v. Union Square Civil Rights Defendant Mar. 27, 2010