aid: tesoro
name: Tesoro
description: >-
  Tesoro Corporation (later rebranded as Andeavor) was a Fortune 100 independent
  petroleum refiner and marketer headquartered in San Antonio, Texas. Founded in 1968,
  the company operated ten refineries in the Western United States with combined crude
  oil capacity of approximately 1.2 million barrels per day and approximately 3,000
  branded retail gas stations. Tesoro rebranded as Andeavor in 2017 following its
  acquisition of Western Refining, and was acquired by Marathon Petroleum on October 1,
  2018. No public developer API was offered.
type: Index
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
  - Petroleum
  - Refining
  - Energy
  - Oil And Gas
  - Retail Fuel
  - Fortune 100
url: >-
  https://raw.githubusercontent.com/api-evangelist/tesoro/refs/heads/main/apis.yml
created: '2026-03-16'
modified: '2026-05-03'
specificationVersion: '0.19'
apis: []
common:
  - type: DomainSecurity
    url: security/tesoro-domain-security.yml
  - type: LinkedIn
    url: https://www.linkedin.com/company/tesoro
  - name: Tesoro Website (Archive)
    url: https://www.tesoro.com
    type: Website
  - name: Andeavor (formerly Tesoro)
    url: https://web.archive.org/web/20180101000000*/andeavor.com
    type: Website
  - name: Marathon Petroleum (Acquired Andeavor/Tesoro)
    url: https://www.marathonpetroleum.com
    type: Website
  - name: Tesoro Corporation Wikipedia
    url: https://en.wikipedia.org/wiki/Tesoro_Corporation
    type: Documentation
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com