Mario Williams: Email & Phone Number

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Senior Portfolio Manager at OGE Energy Corp.|Oklahoma City, Oklahoma, United States

Position:

Senior Portfolio Manager at OGE Energy Corp.

Location:

Oklahoma City, Oklahoma, United States

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Last updated: 2026-06-26

Updated: 2026-06-26

Found email addresses for Mario Williams:

Business emails:

m**************s@sprint.com,

5*******************************************************a@active_without_email_phone.com

Personal emails:

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

h********m@aol.com,

h********m@yahoo.com

Found phones for Mario Williams:

+1-623-***-**37,

+1-520-***-**42,

+1-323-***-**77

A different Mario Williams?

Work Experience 27 years

Senior Portfolio Manager at OGE Energy Corp.

Apr 2025 - Current

Content Strategist at AT&T

May 2024 - Apr 2025

Customer Experience Manager - Android Go To Market Product Launch at T-Mobile

Aug 2019 - Nov 2023

Social Care Communications and Engagement Manager at Sprint

Apr 2017 - Aug 2019

Executive Response Agent at Sprint

Aug 2015 - Apr 2017

General/Advanced Technical Support Representative at Sprint

May 2007 - Aug 2008

Business Customer Service Representative at Sprint

Oct 2003 - May 2007

Customer Service Representative at Sprint

Apr 2003 - Oct 2003

Consumer Affairs Agent at The Hartford

Feb 1999 - Apr 2003

Mario Williams started working in 1999, then the employee has changed 4 companies and 8 jobs. On average, Mario Williams works for one company for 2 years 3 months.

Their professional focus is adaptability, Analysis and Documentation, and Analytical thinking across 3 core areas.

Education

Bachelor of Business Administration - BBA at University of Phoenix

University of Central Oklahoma

Frequently Asked Questions

What is Mario Williams's email address?

SignalHire found verified email addresses for Mario Williams, both business and personal. Their business email is m**************s@sprint.com, and personal emails include m**********2@gmail.com, h********m@aol.com, and h********m@yahoo.com.

What is Mario Williams's phone number?

SignalHire found multiple verified phone numbers for Mario Williams: +1-623-***-**37, +1-520-***-**42, and +1-323-***-**77.

How do I contact Mario Williams at OGE Energy Corp.?

You can reach Mario Williams 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 Mario Williams's professional background?

Mario Williams has 27 years of professional experience. They have held roles including Content Strategist, Customer Experience Manager - Android Go To Market Product Launch, and Social Care Communications and Engagement Manager at companies such as AT&T, T-Mobile, and Sprint. Their education includes Bachelor of Business Administration - BBA from University of Phoenix, and University of Central Oklahoma.

Is Mario Williams's contact information up to date?

Yes. Mario Williams's SignalHire profile was last updated on 26 June 2026, reflecting their current position as Senior Portfolio Manager at OGE Energy Corp. in Oklahoma City, Oklahoma, United States.

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Mario Williams

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Mario Williams

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