Contact Information
Phone: (628) 222-3129

580 California St., 12th Floor   
an Francisco, CA 94104


  • Admitted to practice in California
  • Admitted to practice in the United States District Court, Northern District of California
  • Admitted to practice in the United States Court of Appeals, Ninth Circuit
  • Member of the Conference of California Public Utility Counsel (CCPUC)


Lilly represents clients on a range of policy and ratemaking issues before state and federal agencies, including the California Public Utilities Commission (CPUC), the California Energy Commission, and the Federal Energy Regulatory Commission. Lilly is well-versed in regulatory processes and advocates for clients at hearings, workshops, ex parte meetings, and settlement negotiations in addition to her written advocacy. Lilly also counsels clients on compliance with laws and regulations applicable to distributed energy resources, including state consumer protection laws and federal regulations under the Public Utilities Regulatory Policies Act. Additionally, Lilly provides transactional support for clients negotiating and drafting contracts related to renewable energy projects.

Prior to joining Keyes & Fox, Lilly was a member of the Energy and Environmental Group at Manatt, Phelps & Phillips LLP.  While in law school, Lilly worked as a summer law clerk at the California Public Utilities Commission and externed with the general counsel of the Center for Resource Solutions, where she assisted in the review and certification of clean energy marketing materials. Lilly also worked as a judicial extern for the Honorable Judge Jacqueline Scott Corley of the U.S. District Court for the Northern District of California.

Prior to law school, Lilly worked as a legal assistant at Debevoise & Plimpton LLP and as a program coordinator for the Carbon War Room, a non-profit that facilitated investments in renewable energy projects.

Representative Work

  • Advocated for customer protesting rate increases under review by the CPUC and successfully obtained settlement agreement ensuring service and other technical improvements to energy infrastructure.
  • Advised coalition of municipal utilities regarding policy implementation of California’s Renewable Portfolio Standard before the California Energy Commission.
  • Negotiated and drafted master energy services and power purchase agreement to apply energy retrofits and technology upgrades throughout municipally-owned buildings.
  • Advised vehicle manufacturer regarding Air Resources Board regulations and permitting approvals process.
  • Advised autonomous vehicle company in CPUC rulemaking proceeding relating to transportation network carriers and the CPUC’s autonomous vehicle pilot program.
  • Advocated for enhanced fire-safety regulations on behalf of a municipal client participating in CPUC rulemaking proceeding developing California’s high-fire threat map and related regulations.
  • Obtained certificate of public convenience and necessity on behalf of a vessel common carrier providing freight transportation services.


  • University of San Francisco School of Law, J.D., 2014
  • USF Law Review, Associate Editor
  • Middlebury College, B.A., 2008