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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

PHMSA Attorneys

PHMSA's Office of Chief Counsel has attorneys in four divisions:

General Law

Hazardous Materials Safety Law

Pipeline Safety Law

Regulatory Affairs


Personnel Overview

Chief Counsel:

  • Vacant

Deputy Chief Counsel:

  • Vasiliki Tsaganos, Designated Agency Ethics Official

Assistant Chief Counsel, General Law Division:

  • Brandon Hollingshead

Assistant Chief Counsel, Hazardous Materials Safety Law Division:

  • Christina Tackett

Deputy Assistant Chief Counsel, Hazardous Materials Safety Law Division:

  • Adam Horsley

Assistant Chief Counsel, Pipeline Safety Law Division:

  • James M. Pates

Deputy Assistant Chief Counsel, Pipeline Safety Law Division:

  • Benjamin Fred

Assistant Chief Counsel, Regulatory Affairs:

  • Robert Ross

Adjudications Counsel, Hazardous Materials Safety Law Division:

  • Vincent Lopez

Presiding Officials, Pipeline Safety Law Division:

  • Larry T. White
  • Kristin Baldwin

    FOIA Officer:

    • Madeline Van Nostrand

    Support Team

    • Administrative Officer - Daphene Floyd
    • Legal Assistant - Ilana Cephas
    • Administrative Assistants - Lauren Jones, Heather Myrga

    General Law Division

    Assistant Chief Counsel, General Law Division:

    • Brandon Hollingshead

    Attorney Advisors

    • Karin Christian
    • Amal Deria
    • Dolores Francis
    • Patrick Halpin
    • Eugenia Jackson
    • Gary Smith

    FOIA Officer

    • Madeline Van Nostrand

    Government Information Specialist

    • Pauline Byrd

    Paralegal Specialist

    • Lloyd Scott

    Hazardous Materials Safety Law Division

    Assistant Chief Counsel:

    • Christina Tackett

    Deputy Assistant Chief Counsel:

    • Adam Horsley

    Adjudications Counsel:

    • Vincent Lopez

    Attorney Advisors

    • Brittany Besser
    • Aris Generette
    • Safiya Hamit
    • Madison Saniuk
    • Laura Ulmer

    Pipeline Safety Law Division

    Assistant Chief Counsel:

    • James M. Pates

    Deputy Assistant Chief Counsel:

    • Benjamin Fred

    Presiding Officials:

    • Kristin Baldwin
    • Larry T. White

    Attorney Advisors

    • Yewande Agboola
    • Joseph Hainline
    • Erin Hendrixson
    • Lauren Manns Clegg
    • Melanie Stevens

    Regulatory Affairs Division

    Assistant Chief Counsel

    • Robert Ross

    Attorney Advisors

    • Amelia Samaras
    Last updated: Wednesday, January 20, 2021