About

About

About
CITGO Petroleum makes the products that fuel everyday life. We refine, transport and market motor fuels, lubricants, petrochemicals, and other industrial products.

Our Values

Heritage

Leadership & Governance

Venezuela

Stakeholder Information
Responsibility

Responsibility

Responsibility
We operate as a privilege, not a right, in the communities we serve. We are committed to safety, sustainability and economic growth everywhere we operate.

ESG Report

Environmental Protection

Disaster Relief

Education

Health

Community Involvement

Safety

Corporate Governance

Apply for Funding
Operations

Operations

Operations
CITGO operates three state-of-the-art refineries in the Gulf Coast and Midwest, a network of pipelines and terminals, as well as lubricants blending plants across the country.

Lake Charles

Lemont

Corpus Christi

Terminals & Pipelines

Supply & Marketing

Lubricant Blending

Products

Technical & Safety Data Sheets
Careers

Careers

Careers
At CITGO, we fuel your ambition for career success. When you join the CITGO team, you join a group of dedicated professionals who are respected throughout the energy industry.

Open Positions

Benefits

Our Values

Hiring Policies

Job Posting FAQs
Newsroom

Newsroom

Newsroom
Stay up to date on the latest news from CITGO.

Press Releases

Company Profile

Media Gallery
Stakeholders

Dennis Willig

Vice President & General Manager, Lemont Refinery

Dennis Willig was named Vice President & General Manager of the Lemont Refinery in July 2018. He has more than 27 years of refining industry experience. He joined CITGO in 1995 and most recently served as General Manager of Operations & Maintenance. Dennis has served in various roles at the Lemont Refinery including Manager of Economics & Logistics, Operations Manager, and Area Manager of Operations over various units, among others.

Dennis holds a bachelor’s degree in chemical engineering from Purdue University.

We are committed to protecting your privacy and we don’t sell your personal information to anyone. Our refined Privacy Policy addresses collection and use of personal information. Like most websites, this one uses cookies for functional and analytical purposes. To learn more, please read our updated Privacy Policy. Click “OK” to acknowledge the notice of the updated Privacy.