William Keller: Email & Phone Number

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Operations Officer at Marine Corps Embassy Security Group|Washington DC-Baltimore Area, United States

Position:

Operations Officer at Marine Corps Embassy Security Group

Location:

Washington DC-Baltimore Area, United States

View William Keller's Email

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Last updated: 2026-07-03

Updated: 2026-07-03

Found email addresses for William Keller:

Business emails:

k******w@marines.mil

Personal emails:

k***@marines.com,

w***@hotmail.com,

w***@yahoo.com,

k***@marines.mil

Found phones for William Keller:

+1-623-***-**44,

+1-480-***-**17,

+1-323-***-**05

A different William Keller?

Work Experience 26 years

Operations Officer at Marine Corps Embassy Security Group

Jan 2024 - Current

Head of Security at Marine Helicopter Squadron One - Marine One

Jan 2021 - Jan 2024

Inspector-Instructor at Marine Forces Reserve

Jan 2019 - Jan 2021

Officer Selection Officer at Marine Corps Recruiting

Jan 2017 - Jan 2019

Company Executive Officer at United States Marine Corps

Jan 2016 - Jan 2017

Law Enforcement Detachment Commander at II Marine Expeditionary Force

Jan 2015 - Jan 2016

Company Executive Officer at United States Marine Corps

Jan 2012 - Jan 2015

Peacetime Wartime Support Team at Marine Forces Reserve

Jan 2008 - Jan 2012

Personal Security Detachment Agent at Multi-National Force – Iraq

Jan 2007 - Jan 2008

Personal Security Detachment Agent at U.S. Central Command

Jan 2006 - Jan 2007

Special Reaction Team / Marksman Observer at United States Marine Corps

Jan 2005 - Jan 2007

Trip Security Officer at Marine Helicopter Squadron One - Marine One

Jan 2000 - Jan 2005

William Keller started working in 2000, then the employee has changed 7 companies and 10 jobs. On average, William Keller works for one company for 2 years 4 months.

Their professional focus is Asset Protection, College Recruiting, and Crime Scene Investigations across 3 core areas.

Education

Master of Professional Studies - MPS at Penn State University

Graduate Certificate at University of Virginia

Undergraduate Certificate at Penn State University

Bachelor of Arts - BA at Penn State University

Frequently Asked Questions

What is William Keller's email address?

SignalHire found verified email addresses for William Keller, both business and personal. Their business email is k******w@marines.mil, and personal emails include k***@marines.com, w***@hotmail.com, and w***@yahoo.com.

What is William Keller's phone number?

SignalHire found multiple verified phone numbers for William Keller: +1-623-***-**44, +1-480-***-**17, and +1-323-***-**05.

How do I contact William Keller at Marine Corps Embassy Security Group?

You can reach William Keller 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 William Keller's professional background?

William Keller has 26 years of professional experience. They have held roles including Head of Security, Inspector-Instructor, and Officer Selection Officer at companies such as Marine Helicopter Squadron One - Marine One, Marine Forces Reserve, and Marine Corps Recruiting. Their education includes Master of Professional Studies - MPS from Penn State University, and Graduate Certificate from University of Virginia.

Is William Keller's contact information up to date?

Yes. William Keller's SignalHire profile was last updated on 3 July 2026, reflecting their current position as Operations Officer at Marine Corps Embassy Security Group in Quantico, VA, United States.

William Keller Namesakes

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Company

Position

WILLIAM KELLER

Dialysis Clinic, Inc.

Nurse Manager

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William Keller

Freelance

Freelance Audio Engineer

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William Keller

Humana

Regional Medical Director Behavioral Health

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