Jason Siek: Email & Phone Number

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Chemist Step-Up at Marathon Petroleum Corporation|Texas City, Texas, United States

Position:

Chemist Step-Up at Marathon Petroleum Corporation

Location:

Texas City, Texas, United States

View Jason Siek's Email

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Last updated: 2026-07-08

Updated: 2026-07-08

Found email addresses for Jason Siek:

Business emails:

s**@marathonpetroleum.com

Personal emails:

s***@aol.com,

s***@gmail.com,

s***@hotmail.com,

s***@marathonpetroleum.com

Found phones for Jason Siek:

+1-909-***-**57,

+1-480-***-**11

A different Jason Siek?

Work Experience 12 years

Chemist Step-Up at Marathon Petroleum Corporation

Apr 2024 - Current

Quality Control Laboratory Lead Technician / Trainer at Marathon Petroleum Corporation

Nov 2020 - Current

Instrument Mechanic Technician at Marathon Petroleum Corporation

Dec 2024 - Feb 2025

Laboratory Technician at Marathon Petroleum Corporation

Aug 2014 - Nov 2020

Jason Siek started working in 2014, then the employee has changed 3 jobs. On average, Jason Siek works for one company for 3 years 8 months.

Their professional focus is Calibration, Data Review, and Employee Training across 3 core areas.

Education

Bachelor of Science - BS at Texas A&M University-Corpus Christi

Frequently Asked Questions

What is Jason Siek's email address?

SignalHire found verified email addresses for Jason Siek, both business and personal. Their business email is s**@marathonpetroleum.com, and personal emails include s***@aol.com, s***@gmail.com, and s***@hotmail.com.

What is Jason Siek's phone number?

SignalHire found multiple verified phone numbers for Jason Siek: +1-909-***-**57, and +1-480-***-**11.

How do I contact Jason Siek at Marathon Petroleum Corporation?

You can reach Jason Siek through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Jason Siek's professional background?

Jason Siek has 12 years of professional experience. They have held roles including Quality Control Laboratory Lead Technician / Trainer, Instrument Mechanic Technician, and Laboratory Technician at companies such as Marathon Petroleum Corporation, Marathon Petroleum Corporation, and Marathon Petroleum Corporation. Their education includes Bachelor of Science - BS from Texas A&M University-Corpus Christi.

Is Jason Siek's contact information up to date?

Yes. Jason Siek's SignalHire profile was last updated on 8 July 2026, reflecting their current position as Chemist Step-Up at Marathon Petroleum Corporation in Findlay, Ohio, United States.

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