LADWP’s workforce of more than 11,500 employees reflect the spirit of an agency that has had its share of pioneers, visionaries, civic leaders and heroes in its first 110 years, which will serve as its foundation for a successful tomorrow. Meet our executive management team.

Current Sr Management Org Chart (coming soon)

  • Martin Adams

    General Manager

    Martin Adams is the General Manager and Chief Engineer of the Los Angeles Department of Water and Power, the nation’s largest publicly-owned utility.

    Learn more about Martin
  • Daniel Aeschleman

    Daniel Aeschleman

    Chief Safety Officer

    Daniel Aeschleman is the Chief Safety Officer of the Los Angeles Department of Water and Power, the nation’s largest publicly-owned utility.

    Learn more about Daniel
  • Aram Benyamin, Chief Operating Officer

    Aram Benyamin

    Chief Operating Officer

    Aram Benyamin is the Chief Operating Officer (COO) of the Los Angeles Department of Water and Power, the nation’s largest publicly-owned utility.

    Learn more about Aram
  • Anselmo Collins, Senior Asst. General Manager - Water System

    Anselmo Collins

    Senior Asst. General Manager - Water System

    Anselmo G. Collins is the Senior Assistant General Manager of the Water System for the Los Angeles Department of Water and Power (LADWP).

    Learn more about Anselmo
  • Profile Photo of Mona Guirguis

    Mona Guirguis

    Interim Chief Information Technology Officer

    Mona Guirguis has been appointed as the Interim Chief Information Technology Officer for the Los Angeles Department of Water and Power (LADWP) effective June 23, 2023.

    Learn more about Mona
  • Joseph M. Ramallo, Senior Assistant General Manager - Corporate Strategy and Communications

    Joseph Ramallo

    Senior Assistant General Manager - Customer Service, Communications and Corporate Strategy

    Mr. Ramallo is the Senior Assistant General Manager for Customer Service, Communications and Corporate Strategy.

    Learn more about Joseph
  • Greg Reed - Senior Assistant General Manager of Diversity, Equity and Inclusion

    Gregory Reed

    Senior Assistant General Manager of Diversity, Equity and Inclusion

    Gregory Reed serves as Senior Assistant General Manager of Diversity, Equity and Inclusion.

    Learn more about Gregory
  • Image of Julie Riley, General Counsel

    Julie Riley

    General Counsel

    Julie Conboy Riley is the General Counsel for LADWP and the first woman in the department’s history to lead our legal team.

    Learn more about Julie
  • Ann M. Santilli, Chief Financial Officer

    Ann Santilli

    Chief Financial Officer

    Ann M. Santilli has been appointed LADWP’s Chief Financial Officer effective May 10, 2019.

    Learn more about Ann
  • Simon Zewdu - Interim Senior Assistant General Manager – Power System

    Simon Zewdu

    Senior Assistant General Manager – Power System

    Simon Zewdu is the Senior Assistant General Manager – Power System.

    Learn more about Simon