James Sumner: Email & Phone Number

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Certified Training Manager at Murphy USA|Denton, Texas, United States

Position:

Certified Training Manager at Murphy USA

Location:

Denton, Texas, United States

View James Sumner's Email

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Last updated: 2026-06-16

Updated: 2026-06-16

Found email addresses for James Sumner:

Business emails:

s**********s@murphyusa.com

Personal emails:

j*********4@gmail.com,

d*******p@icloud.com,

m*****************2@gmail.com

Found phones for James Sumner:

+1-870-***-**29,

+1-623-***-**21

A different James Sumner?

Work Experience 18 years

Certified Training Manager at Murphy USA

Jan 2021 - Current

Store Manager at Murphy USA

Apr 2019 - Jan 2021

Assistant Manager at Murphy USA

Sep 2018 - Apr 2019

Merchandise Supervisor at Walmart

Jan 2011 - Jan 2013

Store Manager at Texaco

Aug 2010 - Feb 2011

Retail Sales Manager at RaceTrac

Aug 2008 - Apr 2010

James Sumner started working in 2008, then the employee has changed 3 companies and 4 jobs. On average, James Sumner works for one company for 2 years.

Their professional focus is Customer Service, Inventory Management, and Leadership Development across 3 core areas.

Education

Penn Foster

High School Diploma at Lewisville High School

Frequently Asked Questions

What is James Sumner's email address?

SignalHire found verified email addresses for James Sumner, both business and personal. Their business email is s**********s@murphyusa.com, and personal emails include j*********4@gmail.com, d*******p@icloud.com, and m*****************2@gmail.com.

What is James Sumner's phone number?

SignalHire found multiple verified phone numbers for James Sumner: +1-870-***-**29, and +1-623-***-**21.

How do I contact James Sumner at Murphy USA?

You can reach James Sumner 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 James Sumner's professional background?

James Sumner has 18 years of professional experience. They have held roles including Store Manager, Assistant Manager, and Merchandise Supervisor at companies such as Murphy USA, Murphy USA, and Walmart. Their education includes Penn Foster, and High School Diploma from Lewisville High School.

Is James Sumner's contact information up to date?

Yes. James Sumner's SignalHire profile was last updated on 16 June 2026, reflecting their current position as Certified Training Manager at Murphy USA in El Dorado, Arkansas, United States.

James Sumner Namesakes

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James Sumner

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James Sumner

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