John Markgraf: Email & Phone Number

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Uber Driver at Uber|Webster, Texas, United States

Position:

Uber Driver at Uber

Location:

Webster, Texas, United States

View John Markgraf's Email

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Last updated: 2026-05-29

Updated: 2026-05-29

Found email addresses for John Markgraf:

Business emails:

m***********n@uber.com

Personal emails:

m***@premiumretail.com,

m***@yahoo.com,

m***@insightglobal.com,

m***@aol.com

Found phones for John Markgraf:

+1-909-***-**60,

+1-623-***-**04

A different John Markgraf?

Work Experience 13 years

Uber Driver at Uber

Jun 2025 - Current

PC Inspector Technician at Insight Global

Aug 2025 - Aug 2025

Wireless Representative at Premium Retail Services

Mar 2025 - Apr 2025

Overnight Stocker at Walmart

Aug 2014 - Dec 2024

Cashier at Food Town Store

Oct 2013 - Mar 2016

Sales Associate at Anna's Linens

Apr 2014 - Aug 2014

John Markgraf started working in 2013, then the employee has changed 5 companies and 5 jobs. On average, John Markgraf works for one company for 2 years 5 months.

Their professional focus is Accounting CS, Addendums, and Applied Sciences across 3 core areas.

Education

Associate's Degree at San Jacinto College

Northeast Texas Community College

Frequently Asked Questions

What is John Markgraf's email address?

SignalHire found verified email addresses for John Markgraf, both business and personal. Their business email is m***********n@uber.com, and personal emails include m***@premiumretail.com, m***@yahoo.com, and m***@insightglobal.com.

What is John Markgraf's phone number?

SignalHire found multiple verified phone numbers for John Markgraf: +1-909-***-**60, and +1-623-***-**04.

How do I contact John Markgraf at Uber?

You can reach John Markgraf 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 John Markgraf's professional background?

John Markgraf has 13 years of professional experience. They have held roles including PC Inspector Technician, Wireless Representative, and Overnight Stocker at companies such as Insight Global, Premium Retail Services, and Walmart. Their education includes Associate's Degree from San Jacinto College, and Northeast Texas Community College.

Is John Markgraf's contact information up to date?

Yes. John Markgraf's SignalHire profile was last updated on 29 May 2026, reflecting their current position as Uber Driver at Uber in San Francisco, California, United States.

John Markgraf Namesakes

Name

Company

Position

John Markgraf

Wells Fargo

Mortgage Operations Strategy Director

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