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Nossaman LLP

Mari R. L. Davidson


T 415.438.7296
F 415.398.2438
50 California Street, 34th Floor
San Francisco, CA 94111

As a member of Nossaman's Water Practice Group, Mari Davidson represents investor-owned public utilities that provide, or are seeking to provide, public utility service in proceedings before the California Public Utilities Commission ("CPUC").  Her work involves rate-setting and rulemaking proceedings, as well as complaint cases, relevant to the water, transportation and energy industries.  As part of her regulatory practice, Ms. Davidson also advises investor-owned public utilities on general corporate matters, which includes counseling on corporate governance issues and drafting contracts, easement agreements and other transactional documents.

Ms. Davidson also has a background in public agency law, with experience in drafting public agency procurement documents and contracts, counseling on public meeting requirements, and advising on privacy issues.

Before she joined Nossaman, Ms. Davidson served as Legislative Director to State Senator Bruce McPherson and Associate Consultant to the Senate Committee on Public Safety.  She has also served as a Law Clerk in the California Attorney General's Office of Public Rights, Divisions of Land, Natural Resources and the Environment.

Representative Work

Regulatory – California Water Association.  Represents the statewide association representing investor-owned public utilities regulated by the California Public Utilities Commission in proceedings relevant to recycled water, water contamination, conservation and other policy matters impacting the delivery of safe, reliable water service at reasonable rates.

Regulatory – Sidecar.  Represents peer-to-peer communications network proposed to be regulated by the California Public Utilities Commission as a new category of transportation service providers.  Negotiated suspension of cease and desist order imposed by state regulators and represented Sidecar in rulemaking proceeding, which authorized the first-in-the-nation statewide operation of ridesharing business models in California.

Water Emergency Transportation Authority. Member of team that serves as General Counsel to water-transportation agency with comprehensive authority over the San Francisco Bay Area's water-transportation system.  Drafted procurement documents for South San Francisco Ferry Terminal opened for ferry service in June 2012.

Bay Area Toll Authority. Member of team providing comprehensive legal and legislative analysis regarding proposed use of video tolling technology for the seven Bay Area bridges managed by the public agency.

Mari R. L. Davidson
Mari R. L. Davidson



J.D., University of California, Hastings College of the Law, 2007, With coursework in International Business Law, University of Westminster, London, England, 2006

Graduate Study, California State University, Sacramento, 2001, Government, California Senate Fellowship Program

B.A., Johns Hopkins University, 2000



Professional Affiliations

Urban Land Institute

American Bar Association

California Bar Association

State Bar of California

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