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Greg Maddock Email & Phone Number

Principal Cybersecurity at AT&T
Location: St Peters, Missouri, United States 3 work roles
1 work email found @att.eu 8 phones found area 314, 636, and 816 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 8 phones

Work email g****@att.eu
Direct phone (314) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Principal Cybersecurity
Location
St Peters, Missouri, United States

Who is Greg Maddock? Overview

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Quick answer

Greg Maddock is listed as Principal Cybersecurity at AT&T, based in St Peters, Missouri, United States. AeroLeads shows a work email signal at att.eu, phone signal with area code 314, 636, 816, and a matched LinkedIn profile for Greg Maddock.

Greg Maddock previously worked as Vendor Management - Technology Development at At&T.

Company email context

Email format at AT&T

This section adds company-level context without repeating Greg Maddock's masked contact details.

{first}.{last}@att.eu
86% confidence

AeroLeads found 1 current-domain work email signal for Greg Maddock. Compare company email patterns before reaching out.

Profile bio

About Greg Maddock

Greg Maddock is a Principal Cybersecurity at AT&T. He possess expertise in strategic planning, management, microsoft office, contract negotiation, program management and 4 more skills.

Listed skills include Strategic Planning, Management, Microsoft Office, Contract Negotiation, and 5 others.

Current workplace

Greg Maddock's current company

Company context helps verify the profile and gives searchers a useful next step.

AT&T
At&T
Principal Cybersecurity
St. Peters, MO, US
AeroLeads page
3 roles

Greg Maddock work experience

A career timeline built from the work history available for this profile.

Principal Cybersecurity

St. Peters, MO, US

Principal Cybersecurity

Current
Jun 2016 - Present

Vendor Management - Technology Development

Jun 1999 - Jun 2016
FAQ

Frequently asked questions about Greg Maddock

Quick answers generated from the profile data available on this page.

What company does Greg Maddock work for?

Greg Maddock works for AT&T.

What is Greg Maddock's role at AT&T?

Greg Maddock is listed as Principal Cybersecurity at AT&T.

What is Greg Maddock's email address?

AeroLeads has found 1 work email signal at @att.eu for Greg Maddock at AT&T.

What is Greg Maddock's phone number?

AeroLeads has found 8 phone signal(s) with area code 314, 636, 816 for Greg Maddock at AT&T.

Where is Greg Maddock based?

Greg Maddock is based in St Peters, Missouri, United States while working with AT&T.

What companies has Greg Maddock worked for?

Greg Maddock has worked for At&T.

How can I contact Greg Maddock?

You can use AeroLeads to view verified contact signals for Greg Maddock at AT&T, including work email, phone, and LinkedIn data when available.

What skills is Greg Maddock known for?

Greg Maddock is listed with skills including Strategic Planning, Management, Microsoft Office, Contract Negotiation, Program Management, Leadership, Team Leadership, and Negotiation.

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