What departments does Tesoro Corporation have?

Tesoro Corporation has employees across 17 departments including Entrepreneurship, Operations, Manufacturing, Analytics, Marketing.

What is the largest department at Tesoro Corporation?

The largest department at Tesoro Corporation is Program & Project Management with 6 employees.

Where are Tesoro Corporation employees located globally?

Tesoro Corporation has employees across 6 continents and 25 countries including Somalia, Uganda, Nigeria, South Africa, Russian Federation.

How has Tesoro Corporation's team size changed over time?

Tesoro Corporation's team has decreased from approximately 3.1K to 1K employees based on available data.

Learn more at LeadIQ.com

Tesoro Corporation Employee Directory

Q: Who are Tesoro Corporation's key employees and leadership?

Tesoro Corporation's key employees include: Ceo: N. C., Chief Operating Officer: J. A., Vice President Manufacturing: A. B., President: J. L.

Oil and GasTexas, United States1001-5000 Employees

Tesoro Corporation is an oil and gas company based in San Antonio, Texas. The company employs between 1,001 and 5,000 people. Tesoro acquired Western Refining and adopted the Andeavor name. In 2017, Tesoro acquired Virent to support its biofuels initiatives. The company operates within the oil and gas sector and pursues growth through acquisitions of other energy businesses.

Tesoro Corporation Global Highlights

North America
1.1K

United States Of America
1.1K
Mexico
3
Trinidad And Tobago
1

Europe
20

Italy
9
Poland
3
United Kingdom Of Great Britain And Northern Ireland
3
Croatia
2
Switzerland
1
Sweden
1
Greece
1

Asia
9

Pakistan
3
China
2
Russian Federation
1
Saudi Arabia
1
India
1
Singapore
1

South America
5

Venezuela
2
Chile
1
Ecuador
1
Colombia
1

Africa
4

Somalia
1
Uganda
1
Nigeria
1
South Africa
1

Tesoro Corporation's Leadership

N. C.
Ceo
Mobile Phone
Email
J. A.
Chief Operating Officer
Mobile Phone
Email
A. B.
Vice President Manufacturing
Mobile Phone
Email
J. L.
President
Mobile Phone
Email
K. K.
Owner And Managing Director
Mobile Phone
Email
C. C.
Owner
Mobile Phone
Email
G. G.
Owner
Mobile Phone
Email
N. M.
Chairman
Mobile Phone
Email

Tesoro Corporation Employee Metrics

100%

50%

2026

2025

Engineering
Analytics
Operations
Program & Project Management
Accounting
Other
Civil Engineering & Construction
Administrative
Supply Chain

Contact profiles from Tesoro Corporation

Name

Title

Contact

Location

Last Update

H. D.
Senior Project Manager
Mobile Phone
Email
Oct 23, 2024
I. P.
Store Manager
Mobile Phone
Email
Oct 23, 2024
J. S.
Staffing Manager
Mobile Phone
Email
Jul 27, 2024
K. H.
Senior Project Manager
Mobile Phone
Email
Oct 18, 2024
K. T.
Project Manager
Mobile Phone
Email
Oct 16, 2024
M. N.
Project Manager And Estimator For Virg
Mobile Phone
Email
Oct 17, 2024
M. R.
Operations Area Manager
Mobile Phone
Email
Jul 07, 2024
S. C.
Manager, Systems Access Administrator
Mobile Phone
Email
Jan 12, 2026
S. L.
Information Technology Supply Chain Category Management Manager
Mobile Phone
Email
Feb 24, 2023
T. C.
Manager
Mobile Phone
Email
Oct 24, 2024

Frequently Asked Questions

What is Tesoro Corporation known for?

Tesoro Corporation was founded in 1968 and operates in the Oil and Gas industry. You can contact Tesoro Corporation's main corporate office by phone at

+1-210-626-****

. Explore Tesoro Corporation's company overview page for more information.

What is Tesoro Corporation's most common email format?

Tesoro Corporation employees' email format typically follows the pattern of FLast@tsocorp.com. Trying to find reliable and up-to-date employee contact data? Find more Tesoro Corporation email formats with LeadIQ.

How many employees does Tesoro Corporation have currently?

Tesoro Corporation has approximately 2K employees as of August 2026. These team members are located across 5 continents, including North America, Europe and Asia.

Who are Tesoro Corporation's key employees and leadership?

As of August 2026, Tesoro Corporation's key employees include:

Ceo: N. C.
Chief Operating Officer: J. A.
Vice President Manufacturing: A. B.
President: J. L.
Owner And Managing Director: K. K.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

Tesoro Corporation Employee Directory

Find Tesoro Corporation employees' phone numbers or email addresses

Name search is limited — try advanced search instead