ExxonMobil Baytown Refinery Org Chart
Last reviewed: 2026-05-01
The ExxonMobil Baytown complex is one of the largest integrated refining and petrochemical facilities in the United States, with approximately 561,000 barrels per day of refining capacity. The site includes both refining and olefins operations. Maintenance leadership reports through a Maintenance Manager to the Site Director. Procurement is managed through ExxonMobil's centralized Global Procurement organization with local buying teams at the site. The complex employs several thousand workers and is a major employer in the Houston Ship Channel corridor.
Key Facts
Site Overview
The ExxonMobil Baytown complex spans over 3,400 acres along the Houston Ship Channel in Baytown, Texas. It integrates refining, chemical manufacturing, and olefins production. The refinery processes approximately 561,000 barrels per day of crude oil, making it one of the largest in the nation. The site has operated since 1920.
Maintenance Organization
Baytown's maintenance organization is led by a Maintenance Manager who oversees multiple maintenance superintendents organized by area. The reliability engineering team reports through the maintenance function. Turnaround planning operates as a dedicated group with its own TA Manager and planning staff to support the complex's multi unit turnaround schedule.
Procurement Structure
ExxonMobil uses a centralized Global Procurement organization, but Baytown maintains local procurement specialists for day to day purchasing. Site buyers handle MRO orders and coordinate with category managers at the corporate level for strategic sourcing. Vendor qualification follows the ExxonMobil corporate AVL process.
Engineering and Capital Projects
The Baytown engineering team supports both sustaining capital projects and major expansions. A dedicated Capital Projects group manages large investments, while the site engineering team handles smaller modifications and debottlenecking work. ExxonMobil has invested heavily in petrochemical expansion at Baytown in recent years.
Frequently Asked Questions
Who runs maintenance at ExxonMobil Baytown?
Maintenance at Baytown is led by a Maintenance Manager who reports to the site operations leadership. Multiple maintenance superintendents cover different process areas across the integrated complex.
How do I sell to ExxonMobil Baytown?
Vendors must qualify through ExxonMobil's corporate procurement process and achieve AVL status. Local engagement starts with the site procurement team, but strategic sourcing decisions are made at the corporate level in Houston.
How large is the ExxonMobil Baytown complex?
The Baytown complex covers over 3,400 acres and includes both refining and petrochemical operations. It is one of the largest integrated energy complexes in the United States.
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