Nov 1995 - Present
AeroLeads people directory · profile
Greg Marks Email & Phone Number
Refinery operator at Tesoro oil refinery
at
Tesoro
1 work email found
@tsocorp.com
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Refinery operator at Tesoro oil refinery
Location
Vallejo, California, United States
Company size
Who is Greg Marks? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Greg Marks is listed as Refinery operator at Tesoro oil refinery at Tesoro, a with 2209 employees, based in Vallejo, California, United States. AeroLeads shows a work email signal at tsocorp.com and a matched LinkedIn profile for Greg Marks.
Greg Marks previously worked as Lead refinery operator at Tesoro and Refinery operator at Pacific Refining. Greg Marks studied at El Cerrito High School.
Company email context
Email format at Tesoro
This section adds company-level context without repeating Greg Marks's masked contact details.
gmarks@tsocorp.com
79% confidence
AeroLeads found 1 current-domain work email signal for Greg Marks. Compare company email patterns before reaching out.
Profile bio
About Greg Marks
Greg Marks is a Refinery operator at Tesoro oil refinery at Tesoro. He possess expertise in natural gas, hazop, petroleum, petrochemical, gas and 4 more skills.
Listed skills include Natural Gas, Hazop, Petroleum, Petrochemical, and 5 others.
Current workplace
Greg Marks's current company
Company context helps verify the profile and gives searchers a useful next step.
Tesoro
2 roles
Greg Marks work experience
A career timeline built from the work history available for this profile.
Refinery Operator
Pacific Refining
Operated several different process units. Crude, vacuum, and visbraker. Gas plant, reformer, hydrocracker, and HDS unit
Jan 1984 - Nov 1994
Team & coworkers
Colleagues at Tesoro
Other employees you can reach at tsocorp.com. View company contacts for 2209 employees →
MM
Michael Mccarthy
Colleague at TesoroSan Francisco Bay Area, United States
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GM
Gabriel Maradiaga
Colleague at TesoroLos Angeles Metropolitan Area, United States
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MH
Mike Heinz
Colleague at TesoroBrentwood, California, United States
View →
SL
Sara Larson
Colleague at TesoroLarimore, North Dakota, United States
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RA
Rigoberto Avalos
Colleague at TesoroNorwalk, California, United States
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CM
Chris Merritt
Colleague at TesoroWestport, Washington, United States
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GR
Guadalupe Reyes
Colleague at TesoroNorwalk, California, United States
View →
DR
Debby Ritthaler-Utesch
Colleague at TesoroFederal Way, Washington, United States
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DB
David/Sharon Bell
Colleague at TesoroVacaville, California, United States
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KC
Katrina Caldwell
Colleague at TesoroRancho Cucamonga, California, United States
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Michael Mccarthy
Colleague at TesoroSan Francisco Bay Area, United States
View →
GM
Gabriel Maradiaga
Colleague at TesoroLos Angeles Metropolitan Area, United States
View →
MH
Mike Heinz
Colleague at TesoroBrentwood, California, United States
View →
SL
Sara Larson
Colleague at TesoroLarimore, North Dakota, United States
View →
RA
Rigoberto Avalos
Colleague at TesoroNorwalk, California, United States
View →
CM
Chris Merritt
Colleague at TesoroWestport, Washington, United States
View →
GR
Guadalupe Reyes
Colleague at TesoroNorwalk, California, United States
View →
DR
Debby Ritthaler-Utesch
Colleague at TesoroFederal Way, Washington, United States
View →
DB
David/Sharon Bell
Colleague at TesoroVacaville, California, United States
View →
KC
Katrina Caldwell
Colleague at TesoroRancho Cucamonga, California, United States
View →
1 education record
Greg Marks education
-
El Cerrito High School
FAQ
Frequently asked questions about Greg Marks
Quick answers generated from the profile data available on this page.
What company does Greg Marks work for?
Greg Marks works for Tesoro.
What is Greg Marks's role at Tesoro?
Greg Marks is listed as Refinery operator at Tesoro oil refinery at Tesoro.
What is Greg Marks's email address?
AeroLeads has found 1 work email signal at @tsocorp.com for Greg Marks at Tesoro.
Where is Greg Marks based?
Greg Marks is based in Vallejo, California, United States while working with Tesoro.
What companies has Greg Marks worked for?
Greg Marks has worked for Tesoro and Pacific Refining.
Who are Greg Marks's colleagues at Tesoro?
Greg Marks's colleagues at Tesoro include Michael Mccarthy, Gabriel Maradiaga, Mike Heinz, Sara Larson, and Rigoberto Avalos.
How can I contact Greg Marks?
You can use AeroLeads to view verified contact signals for Greg Marks at Tesoro, including work email, phone, and LinkedIn data when available.
What schools did Greg Marks attend?
Greg Marks studied at El Cerrito High School.
What skills is Greg Marks known for?
Greg Marks is listed with skills including Natural Gas, Hazop, Petroleum, Petrochemical, Gas, Onshore, Downstream Oil And Gas, and Permit To Work.
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