AeroLeads people directory · profile

Michael Williamson Email & Phone Number

Director Corporate Security at Tesoro at Tesoro

Location: San Antonio, Texas, United States 1 work role

1 work email found @tsocorp.com 1 phone found area 210 LinkedIn matched

✓ Verified May 2026 4 data sources Profile completeness 71%

Current company

Tesoro

Role

Director Corporate Security at Tesoro

Location

San Antonio, Texas, United States

Company size

2209 employees

Who is Michael Williamson? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Michael Williamson is listed as Director Corporate Security at Tesoro at Tesoro, a company with 2209 employees, based in San Antonio, Texas, United States. AeroLeads shows a work email signal at tsocorp.com, phone signal with area code 210, and a matched LinkedIn profile for Michael Williamson.

Michael Williamson previously worked as Director Corporate Security at Tesoro.

Company email context

Email format at Tesoro

This section adds company-level context without repeating Michael Williamson's masked contact details.

{first_initial}{last}@tsocorp.com

89% confidence

AeroLeads found 1 current-domain work email signal for Michael Williamson. Compare company email patterns before reaching out.

View email format View company profile Management contacts

Profile bio

About Michael Williamson

Michael Williamson is a Director Corporate Security at Tesoro at Tesoro.

Current workplace

Michael Williamson's current company

Company context helps verify the profile and gives searchers a useful next step.

Tesoro

Director Corporate Security at Tesoro

san antonio, texas, united states

Website

tsocorp.com

Employees

2209

AeroLeads page

Company profile

View company profile Email format

1 role

Michael Williamson work experience

A career timeline built from the work history available for this profile.

Director Corporate Security

Tesoro

Team & coworkers

Colleagues at Tesoro

Other employees you can reach at tsocorp.com. View company contacts for 2209 employees →

Fernando Garcia Colleague at Tesoro Mexico, Mexico View → JH

James Hed Colleague at Tesoro Sun City, California, United States, United States View → BS

Becky Starr Colleague at Tesoro San Antonio, Texas, United States, United States View → JD

Joseph Deegan Colleague at Tesoro United States, United States View → CM

Chris Merritt Colleague at Tesoro Westport, Washington, United States, United States View → KF

Keith Feller Colleague at Tesoro Cypress, Texas, United States, United States View → JC

Jocelyn Ching Colleague at Tesoro Los Angeles County, California, United States, United States View → RG

Randy Greene Colleague at Tesoro Los Angeles Metropolitan Area, United States View → LA

Lonnie Arroyo Colleague at Tesoro Walnut Creek, California, United States, United States View → DB

Deborah Briggs Colleague at Tesoro Helotes, Texas, United States, United States View →

FAQ

Frequently asked questions about Michael Williamson

Quick answers generated from the profile data available on this page.

What company does Michael Williamson work for?

Michael Williamson works for Tesoro.

What is Michael Williamson's role at Tesoro?

Michael Williamson is listed as Director Corporate Security at Tesoro at Tesoro.

What is Michael Williamson's email address?

AeroLeads has found 1 work email signal at @tsocorp.com for Michael Williamson at Tesoro.

What is Michael Williamson's phone number?

AeroLeads has found 1 phone signal(s) with area code 210 for Michael Williamson at Tesoro.

Where is Michael Williamson based?

Michael Williamson is based in San Antonio, Texas, United States while working with Tesoro.

What companies has Michael Williamson worked for?

Michael Williamson has worked for Tesoro.

Who are Michael Williamson's colleagues at Tesoro?

Michael Williamson's colleagues at Tesoro include Fernando Garcia, James Hed, Becky Starr, Joseph Deegan, and Chris Merritt.

How can I contact Michael Williamson?

You can use AeroLeads to view verified contact signals for Michael Williamson at Tesoro, including work email, phone, and LinkedIn data when available.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.

People with similar names

Check these profiles if this is not the Michael Williamson you were looking for.

View similar profiles

Security Check