William: Email & Phone Number

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Regional Security Manager at STACK Infrastructure|United States

Position:

Regional Security Manager at STACK Infrastructure

Location:

United States

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Last updated: 2026-04-21

Updated: 2026-04-21

Found email addresses for William:

Business emails:

**@stackinfra.com

Personal emails:

w***@sis.us,

w***@sendekem.com,

****@yahoo.com,

****@hotmail.com

Found phones for William:

+1-520-***-**64,

+1-623-***-**22

A different William?

Work Experience 34 years

Regional Security Manager at STACK Infrastructure

Mar 2026 - Current

Security Operations Manager at Security Industry Specialists

Aug 2022 - Mar 2026

Corporate Trainer at Security Industry Specialists

Aug 2020 - Aug 2022

Security Project Manager at Sendekem Incorporated

Jan 2018 - Aug 2020

Maritime Enforcement Specialist First Class at U.S. Coast Guard

May 2010 - May 2018

Law Enforcement Officer/Detective at Law Enforcement Professional

Mar 1992 - Jan 2018

William started working in 1992, then the employee has changed 4 companies and 5 jobs. On average, William works for one company for 7 years 1 month.

Their professional focus is FEMA 100 200 300 700 800 and Health and Safety Institute (HSI) Instructor Trainer across 2 core areas.

Education

Bachelor's Degree at Union Institute & University

Frequently Asked Questions

What is William's email address?

SignalHire found verified email addresses for William, both business and personal. Their business email is **@stackinfra.com, and personal emails include w***@sis.us, w***@sendekem.com, and ****@yahoo.com.

What is William's phone number?

SignalHire found multiple verified phone numbers for William: +1-520-***-**64, and +1-623-***-**22.

How do I contact William at STACK Infrastructure?

You can reach William 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's professional background?

William has 34 years of professional experience. They have held roles including Security Operations Manager, Corporate Trainer, and Security Project Manager at companies such as Security Industry Specialists, Security Industry Specialists, and Sendekem Incorporated. Their education includes Bachelor's Degree from Union Institute & University.

Is William's contact information up to date?

Yes. William's SignalHire profile was last updated on 21 April 2026, reflecting their current position as Regional Security Manager at STACK Infrastructure in Denver, Colorado, United States.

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