Mark Holstein, General Counsel at Citgo Petroleum Corporation

Mark Holstein

General Counsel at Citgo Petroleum Corporation | Greater Houston, United States

Profile last verified June 2026
Oil & Energy Verified Profile Greater Houston, United States DePaul University College of Law
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***@gmail.com

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Mark Holstein Socials
Mark Holstein Work Experience

General Counsel at Citgo Petroleum Corporation in August 2021 - Present

Interim General Counsel at Citgo Petroleum Corporation in December 2020 - August 2021

Managing Counsel at Holstein & Assc, Staff Counsel, Travelers Insurance Co. in April 2018 - May 2019

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Managing Counsel at Travelers in April 2018 - April 2018

Chief Counsel, Deepwater Horizon Claims at BP in January 2010 - June 2016

Managing Attorney, Tort Litigation at BP in January 2009 - January 2010

Project Manager, Project AGILE at BP in January 2006 - January 2008

Commercial Business Unit Lawyer at BP in January 2004 - January 2006

Senior Litigation Counsel at BP in January 1990 - January 2004

Senior Trial Attorney at Keevers & Hittle in January 1986 - January 1990

Mark Holstein Education

DePaul University College of Law, Doctor of Law (JD), January 1984 to January 1987

University of Illinois at Chicago, Bachelor's degree, January 1979 to January 1983

Mark Holstein Skills
E-Discovery Consulting Cost Management Mentoring Crisis Management Crisis Intervention Litigation Civil Litigation Strategy Commercial Litigation
About Mark Holstein’s Current Company
Citgo Petroleum Corporation

Citgo Petroleum Corporation is an oil & energy company based out of 870 E ROMEO RD, Romeoville, Illinois, United States.

Discover more about Citgo Petroleum Corporation
Mark Holstein’s Colleagues
Mark Miner

Mark Miner

Houston, Texas, United States

Sr. National Account Manager at CITGO Petroleum Corporation

CITGO Petroleum is a $30 billion privately held corporation headquartered in Houston, TX. Refines gasoline, diesel fuel, jet fuel, lubricants, petrochemicals, industrial products. 5th largest independent oil refiner in the U.S. Three refineries (780,000 BPD), three lubrican...

Charles Harper

Charles Harper

Lake Charles-Jennings Area

Managing Counsel, Refining Operations at Citgo Petroleum Corporation

Managing Counsel, Refining Operations at Citgo Petroleum Corporation
(Jun 2019 – Present)

Michael Berna

Michael Berna

Katy, Texas, United States

General Manager Major Capital Construction - Citgo Petroleum

• Drive safety and construction engineering in early design phases to enhance project results.
• Define barriers to completion and evaluate optimal project options for seamless construction.
• Mentor teams to deliver an engaged approach across owner and contractors for '...

Asher Rosen

Asher Rosen

United States

Corporate Real Estate

Real Estate and Right of Way at Citgo Petroleum Corporation
(Mar 2023 – Present)

Kathy Ackel

Kathy Ackel

Lake Charles, Louisiana, United States

Purchasing Agent at Citgo Petroleum Corporation

Purchasing Agent at Citgo Petroleum Corporation
(Present)

Keli Viereck

Keli Viereck

Houston, Texas, United States

General Counsel | Contract Negotiation | Compliance | Leadership

Managing Counsel at Citgo Petroleum Corporation
(Jun 2022 – Present)

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Frequently asked questions about Mark Holstein

What is Mark Holstein email address?

Email Mark Holstein at [email protected]. This email is the most updated Mark Holstein's email found in 2026.

How to contact Mark Holstein?

To contact Mark Holstein send an email to [email protected].

What company does Mark Holstein work for?

Mark Holstein works for Citgo Petroleum Corporation.

What is Mark Holstein's role at Citgo Petroleum Corporation?

Mark Holstein is General Counsel

What industry does Mark Holstein work in?

Mark Holstein works in the Oil & Energy industry.

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