The Canadian Encyclopedia — neutral, cited, updated
July 26, 2026Sources cited
Canadianwire.
Canada’s encyclopedia & explainer
HomeBusiness & MoneyOil & GasEsso
Business & Money • Oil & Gas

Esso

Esso is a global retail and fuel brand used by ExxonMobil and related companies outside the United States.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Esso is a global retail and fuel brand used by ExxonMobil and related companies outside the United States. In Canada, the Esso brand is operated by Imperial Oil, which is majority owned by ExxonMobil. The name comes from the phonetic pronunciation of the initials S and O from Standard Oil.

Brand history

Esso originated from Standard Oil of New Jersey’s use of the initials “S” and “O,” pronounced as “Esso.” The brand later became part of the ExxonMobil corporate family and remains widely used outside the United States.

Canadian operations

In Canada, Esso is a trademark of Imperial Oil Limited, a Canadian petroleum company majority owned by ExxonMobil. Imperial Oil supplies Esso-brand service stations across the country.

Relationship to Exxon and Mobil

Esso is a brand associated with ExxonMobil, while Exxon is another brand name used by the same corporate group, especially in the United States. Outside the U.S., ExxonMobil typically uses Esso and Mobil as its principal retail brands.

Service stations and fuel pricing

Esso stations operate in Canada and other countries through company-owned and independent dealer networks. Fuel prices are not fixed nationally and vary by location, competition, taxes, and time of day.

Key facts

  • Esso is a trading name and retail brand associated with ExxonMobil.
  • The name comes from the phonetic pronunciation of the initials S and O from Standard Oil.
  • Outside the United States, Esso is one of ExxonMobil’s main retail fuel brands.
  • In Canada, Esso stations are operated by Imperial Oil under licence.
  • Imperial Oil is headquartered in Calgary, Alberta, and supplies Esso-brand service stations in Canada.
🍁
Canadian context

Esso is a familiar Canadian fuel brand operated by Imperial Oil, one of Canada’s major petroleum companies and a subsidiary of ExxonMobil.

Frequently asked questions

What is Esso?
Esso is a fuel and retail brand used by ExxonMobil and related companies outside the United States, including on service stations and petroleum products.
Is Esso the same as Exxon?
No. Esso and Exxon are different brand names within the ExxonMobil corporate family. Exxon is used mainly in the United States, while Esso is used in many other countries.
Where is Esso headquarters?
There is no single global Esso headquarters because Esso is a brand used by different companies. ExxonMobil is headquartered in Irving, Texas, while Esso in Canada is operated by Imperial Oil, headquartered in Calgary, Alberta.
How many Esso stations are in Canada?
A current Canada-wide station count is not provided in the supplied sources. Imperial Oil operates Esso-branded stations in Canada, but the exact number changes over time and by dealer network.
What is Esso gas price today?
Esso gas prices are not one fixed national price; they vary by station and location and change frequently. A live local price would need to be checked at the specific station or through a current fuel-price service.

References

  1. Esso Canadahttps://www.esso.ca/en-ca/our-history
    Supports: Esso brand history; Esso is a trademark of Imperial Oil Limited; Imperial Oil is the Canadian licensee.
  2. Wikipediahttps://en.wikipedia.org/wiki/Esso
    Supports: Esso is a global trading name for ExxonMobil and one of its primary retail brands outside the United States.
  3. Wikipediahttps://en.wikipedia.org/wiki/Imperial_Oil
    Supports: Imperial Oil is a Canadian petroleum company, headquartered in Calgary, and supplies Esso-brand service stations.
  4. Wikipediahttps://en.wikipedia.org/wiki/ExxonMobil
    Supports: ExxonMobil is headquartered in Spring, Texas, and is the parent company associated with the Esso brand family.
  5. Dun & Bradstreethttps://www.dnb.com/business-directory/company-profiles.esso_petroleum_companylimited.1066c26a8ba831d7374def07fde22387.html
    Supports: Esso Petroleum operates service stations and refinery/distribution activities in the UK; demonstrates that station counts and operations vary by country.