David Defnet: Email & Phone Number

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Director of Operations at Mercury GSE|Fort Worth, Texas, United States

Position:

Director of Operations at Mercury GSE

Location:

Fort Worth, Texas, United States

View David Defnet's Email

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Last updated: 2026-07-05

Updated: 2026-07-05

Found email addresses for David Defnet:

Business emails:

d*****t@mercurygse.com

Personal emails:

d*******7@yahoo.com,

c***********5@gmail.com

Found phones for David Defnet:

+1-870-***-**43,

+1-870-***-**35

A different David Defnet?

Work Experience 29 years

Director of Operations at Mercury GSE

May 2022 - Current

GSE Technician/Program Manager at Amentum Capital

Mar 2019 - May 2022

GSE Technician/ QA & Program Manager at AECOM

Feb 2015 - Mar 2019

GSE Technician/ Program Coordinator at DynCorp International

Jan 2004 - Feb 2015

Staff Sargent at United States Army Reserve

Oct 2005 - Oct 2008

Staff Sargent at United States Marine Corps

Oct 1997 - Oct 2005

David Defnet started working in 1997, then the employee has changed 5 companies and 4 jobs. On average, David Defnet works for one company for 5 years 7 months.

Their professional focus is Communication, Management, and Operational Execution across 3 core areas.

Education

Bachelor of Business Administration - BBA at Columbia College

Embry-Riddle Aeronautical University

Frequently Asked Questions

What is David Defnet's email address?

SignalHire found verified email addresses for David Defnet, both business and personal. Their business email is d*****t@mercurygse.com, and personal emails include d*******7@yahoo.com, and c***********5@gmail.com.

What is David Defnet's phone number?

SignalHire found multiple verified phone numbers for David Defnet: +1-870-***-**43, and +1-870-***-**35.

How do I contact David Defnet at Mercury GSE?

You can reach David Defnet 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 David Defnet's professional background?

David Defnet has 29 years of professional experience. They have held roles including GSE Technician/Program Manager, GSE Technician/ QA & Program Manager, and GSE Technician/ Program Coordinator at companies such as Amentum Capital, AECOM, and DynCorp International. Their education includes Bachelor of Business Administration - BBA from Columbia College, and Embry-Riddle Aeronautical University.

Is David Defnet's contact information up to date?

Yes. David Defnet's SignalHire profile was last updated on 5 July 2026, reflecting their current position as Director of Operations at Mercury GSE in Santa Fe Springs, California, United States.

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