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

General Law

Hazardous Materials Safety Law

Pipeline Safety Law

Regulatory Affairs

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Personnel Overview

Chief Counsel:

• Vasiliki Tsaganos, Acting Chief Counsel

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:

• Adam Horsley

Assistant Chief Counsel, Pipeline Safety Law Division:

• Benjamin Fred

Assistant Chief Counsel, Regulatory Affairs:

• Robert Ross

Adjudications Counsel, Hazardous Materials Safety:

• Vincent Lopez

Presiding Officials, Pipeline Safety:

• Larry White

FOIA Officer:

• Oladele Awoniyi

Support Team

• Administrative Officer - Daphene Floyd
• Legal Assistant - Ilana Cephas
• Administrative Assistants - Crissy Horton (CTR), Heather Taylor (CTR)

General Law Division

Assistant Chief Counsel, General Law Division:

• Brandon Hollingshead

Attorney Advisors

• Karin Christian
• Amal Deria
• Dolores Francis
• Patrick Halpin
• Eugenia Jackson
• Paul Juang-Korol
• Gary Smith

FOIA Officer

• Oladele Awoniyi

Government Information Specialist

• Elizabeth Webb

Paralegal Specialist

• Marilyn Umeaku (CTR)

Hazardous Materials Safety Law Division

Assistant Chief Counsel:

• Adam Horsley

Adjudications Counsel:

• Vincent Lopez

Attorney Advisors

• Brittany Besser
• Harlan Dalzell
• Aris Generette
• Safiya Hamit
• Laura Ulmer

Paralegal Specialist

• Geni Gonzalez (CTR)

Pipeline Safety Law Division

Assistant Chief Counsel:

• Benjamin Fred

Deputy Assistant Chief Counsel:

• Lauren Clegg

Attorney Advisors

• Ian Curry
• Kathleen Maitland
• Ryan McClure
• Joseph St. Peter

Regulatory Affairs Division

Assistant Chief Counsel

• Robert Ross

Attorney Advisors

• Nathan Cole
• Jeremy Henowitz
• Melissa Mitchell
• Amelia Samaras
• Conor Walsh