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John Wittenauer Email & Phone Number

Advanced Senior Data Scientist at Marathon Petroleum Corporation
Location: Findlay, Ohio, United States 5 work roles 3 schools
2 work emails found @marathonpetroleum.com 3 phones found area 419 and 222 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 3 phones

Work email j****@marathonpetroleum.com
Direct phone (419) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Marathon Petroleum Corporation
Role
Advanced Senior Data Scientist
Location
Findlay, Ohio, United States

Who is John Wittenauer? Overview

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Quick answer

John Wittenauer is listed as Advanced Senior Data Scientist at Marathon Petroleum Corporation, based in Findlay, Ohio, United States. AeroLeads shows a work email signal at marathonpetroleum.com, phone signal with area code 419, 222, and a matched LinkedIn profile for John Wittenauer.

John Wittenauer previously worked as Senior Data Scientist at Marathon Petroleum Corporation and Advanced IT Systems Integrator at Marathon Petroleum Corporation. John Wittenauer holds M.S., Computer Science from Bowling Green State University.

Company email context

Email format at Marathon Petroleum Corporation

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{first_initial}{last}@marathonpetroleum.com
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AeroLeads found 2 current-domain work email signals for John Wittenauer. Compare company email patterns before reaching out.

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Profile bio

About John Wittenauer

SOFTWARE ENGINEER / DATA SCIENTISTAccomplished, passionate engineer/data scientist with experience designing, building, testing, and maintaining sophisticated, intelligent, reactive software applications.My specializations include machine learning, data engineering, data visualization, distributed computing, and full-stack web development.QUALIFICATIONS• Skilled at designing algorithms and applying mathematics to solve complex problems• Highly knowledgeable in machine learning theory and techniques specializing in developing advanced analytics solutions using the Python data science tool stack• Experience applying data modeling, data analytics, and data visualization to a variety of business challenges• Expertise with distributed algorithms using Hadoop, Spark and other open source tools• Extensive web development experience using cutting-edge tools and frameworks

Listed skills include .Net, Software Development, Data Warehousing, Sql, and 24 others.

Current workplace

John Wittenauer's current company

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

Marathon Petroleum Corporation
Marathon Petroleum Corporation
Advanced Senior Data Scientist
MOKENA, Illinois
Website
exxonmobilpipeline.com
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5 roles

John Wittenauer work experience

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

Senior Data Scientist

Marathon Petroleum Corporation

Findlay, Ohio, Us

Lead data scientist on a small, agile advanced analytics team focused on developing predictive and prescriptive use cases throughout the business.• Led a fuel optimization study for the company’s fleet of river-going vessels resulting in an estimated cost reduction of $3MM-$6MM per year• Developed predictive models of the pricing behavior of key competitors at light products terminals throughout the country• Responsible for defining and implementing projects, researching tools, setting team best practices, and directing contract resources

Advanced It Systems Integrator

Marathon Petroleum Corporation

Findlay, Ohio, Us

Held a lead technical role on a $30MM supply chain replacement project which affected legacy tools across all lines of business. I was primarily responsible for designing and building out a supply chain data warehouse to drive enterprise-wide business intelligence and analytics.

Jul 2011 - Jan 2015

It Systems Integrator

Marathon Petroleum Corporation

Findlay, Ohio, Us

Supported the supply, distribution & planning organization by working on a wide range of projects including a web-based visualization and analytics tool delivering integrated market data into an executive dashboard with estimated $600,000+ annual benefit.

Feb 2006 - Jun 2011

Software Developer

Cerner Corporation

Kansas City, Missouri, Us

Completed a summer internship spent re-writing Cerner’s requisition form generation process resulting in a 50% script performance improvement and a dramatically improved design.

Jun 2004 - Aug 2004
Team & coworkers

Colleagues at Marathon Petroleum Corporation

Other employees you can reach at exxonmobilpipeline.com. View company contacts →

MM Marta Martin Marta Martin Colleague at Marathon Petroleum CorporationFindlay, Ohio, United States View → D( Duhe (Mpc) Duhe (Mpc) Colleague at Marathon Petroleum CorporationGretna, Louisiana, United States View → RL Rebecca Lipp Rebecca Lipp Colleague at Marathon Petroleum CorporationGreater Bismarck Area, United States View → MH Michael Heyen Michael Heyen Colleague at Marathon Petroleum CorporationBowman, North Dakota, United States View → TH Travis Hayward Travis Hayward Colleague at Marathon Petroleum CorporationBismarck, North Dakota, United States View → FC Fiona C. Laird Fiona C. Laird Colleague at Marathon Petroleum CorporationFindlay, Ohio, United States View → DA David Arredondo David Arredondo Colleague at Marathon Petroleum CorporationDenver, Colorado, United States View → AG Adrian Gallo Adrian Gallo Colleague at Marathon Petroleum CorporationOgden, Utah, United States View → RC Ron Charniga Ron Charniga Colleague at Marathon Petroleum CorporationBowling Green, Ohio, United States View → DC Douglas Carr Douglas Carr Colleague at Marathon Petroleum CorporationFindlay, Ohio, United States View →
3 education records

John Wittenauer education

M.S., Computer Science

Bowling Green State University

B.S., Computer Science & Engineering

The Ohio State University

Education record

Hubbard High School
FAQ

Frequently asked questions about John Wittenauer

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

What company does John Wittenauer work for?

John Wittenauer works for Marathon Petroleum Corporation.

What is John Wittenauer's role at Marathon Petroleum Corporation?

John Wittenauer is listed as Advanced Senior Data Scientist at Marathon Petroleum Corporation.

What is John Wittenauer's email address?

AeroLeads has found 2 work email signals at @marathonpetroleum.com for John Wittenauer at Marathon Petroleum Corporation.

What is John Wittenauer's phone number?

AeroLeads has found 3 phone signal(s) with area code 419, 222 for John Wittenauer at Marathon Petroleum Corporation.

Where is John Wittenauer based?

John Wittenauer is based in Findlay, Ohio, United States while working with Marathon Petroleum Corporation.

What companies has John Wittenauer worked for?

John Wittenauer has worked for Marathon Petroleum Corporation and Cerner Corporation.

Who are John Wittenauer's colleagues at Marathon Petroleum Corporation?

John Wittenauer's colleagues at Marathon Petroleum Corporation include Marta Martin, Duhe (Mpc), Rebecca Lipp, Michael Heyen, and Travis Hayward.

How can I contact John Wittenauer?

You can use AeroLeads to view verified contact signals for John Wittenauer at Marathon Petroleum Corporation, including work email, phone, and LinkedIn data when available.

What schools did John Wittenauer attend?

John Wittenauer holds M.S., Computer Science from Bowling Green State University.

What skills is John Wittenauer known for?

John Wittenauer is listed with skills including .Net, Software Development, Data Warehousing, Sql, Business Intelligence, Web Development, Web Services, and Machine Learning.

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