Matthew D. Williamson Partner Manatt Energy and Environment Contact mwilliamson@manatt.com Phone: 714.371.2538 Download vCard Orange County Bar Admissions California Education University of California, Los Angeles, School of Law, J.D., 2006 Chief Articles Editor, Journal of Environmental Law and Policy University of California, San Diego, B.A., cum laude, 2003 Services Environmental Litigation Government and Regulatory Government Litigation and Administrative Law Investigations, Compliance and White Collar Defense Industries Climate Change and Clean Energy Environment Manatt Energy and Environment Manatt Retail and Consumer Products Show Full Bio
Matt in the News 09.01.23 Nine Manatt Professionals Named to Law360’s 2023 Editorial Advisory ... Nine of Manatt’s professionals were named to various 2023 Law360 Editorial Boards, which provide insight on important legal issues to the pub... 01.03.23 Manatt Advances 19 Legal and Consulting Professionals Across ... Manatt, Phelps & Phillips, LLP, a multidisciplinary, integrated professional services firm, announced today the advancement of 19 professionals, ... 09.03.15 Groundbreaking Victory Secured in Ninth Circuit for Transgender ... An appellate team led by Manatt associate Andrea Bird, with support from the Public Law Center, secured a groundbreaking victory for transgender ... 10.11.12 Leniency Request Approved in Price-Fixing Case Law360 covered federal prosecutors’ decision to forgo challenging a request by Manatt’s client Eagle Eyes Traffic Industrial Co. Ltd., ... Matt's Articles 03.29.22 California’s New Environmental Board Will Shake Up DTSC Oversight In an article for Bloomberg Law, Manatt Partner Matthew Williamson and Associate David McGrath discussed the creation of California’s new ... 04.29.21 Problems Plague California’s Hazardous Waste VSP System In an article for Bloomberg Law, Manatt Partner Matthew Williamson examined California Department of Toxic Substances Control’s (DTSC) ... 07.02.20 California’s Hazardous Waste Enforcement Scheme Could Spur Litigation Litigation partner Matthew Williamson and environment associate David McGrath authored an article for Bloomberg Law discussing how the ... 12.18.17 Pharmacies and Healthcare Facilities Await EPA's Final ... As of the time of publication, the Environmental Protection Agency (EPA) has just published its Fall Regulatory Agenda (December 14, 2017). The ... Show More Matt's Newsletters 04.09.19 California Readies for Statewide Extended Producer Responsibility for ... The sale of needles (sharps) and pharmaceutical drugs in California is estimated to be on the order of $50 billion per year. 04.12.18 D.C. Circuit TCPA Decision Webinar On March 16, 2018, the U.S. Court of Appeals for the D.C. Circuit released its hotly anticipated decision in ACA Int’l v. FCC. 12.19.17 The Battle Over CFPB Leadership Continues Although the first round in the battle over leadership of the Consumer Financial Protection Bureau went to President Donald Trump’s pick for ... 12.18.17 Part 1: Megatrends Reinventing How Patients Think In early 2017, California Assembly member Jim Wood introduced Bill AB-265, banning the use of copay coupons in California when a generic equivalent ... Show More Matt's Events and Webinars 07.19.23 Williamson to Speak at CCEEB Summer Issues Seminar Manatt Energy and Environment Partner and Leader Matthew Williamson will speak at the California Council for Environmental and Economic Balance ... 04.27.21 Talking Politics, Climate Change and the Greening of DC and CA (and ... With climate change policy at the center of the Biden-Harris agenda, what impacts and opportunities will we see during the next four years, ... 11.02.16 Retail Environmental Compliance: What’s Next in the Regulatory ... Hundreds of millions of dollars in civil penalties paid to settle retail hazardous waste enforcement actions. EPA announces increased focus on ...