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Stephen Deitz Email & Phone Number

President, Federal Civilian Sector | PMP, FinOps Certified Practitioner at ManTech
Location: Chantilly, Virginia, United States 10 work roles 3 schools
1 work email found @mantech.com 7 phones found area 703 and 714 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 7 phones

Work email s****@mantech.com
Direct phone (703) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
ManTech
Role
President, Federal Civilian Sector | PMP, FinOps Certified Practitioner
Location
Chantilly, Virginia, United States
Company size
5 employees

Who is Stephen Deitz? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Stephen Deitz is listed as President, Federal Civilian Sector | PMP, FinOps Certified Practitioner at ManTech, a company with 5 employees, based in Chantilly, Virginia, United States. AeroLeads shows a work email signal at mantech.com, phone signal with area code 703, 714, and a matched LinkedIn profile for Stephen Deitz.

Stephen Deitz previously worked as President, Federal Civilian Sector at Mantech and Executive Vice President and General Manager, Federal Civilian Sector at Mantech. Stephen Deitz holds Certificate, Executive Leadership from Cornell Johnson Graduate School Of Management.

Company email context

Email format at ManTech

This section adds company-level context without repeating Stephen Deitz's masked contact details.

{first}.{last}@mantech.com
89% confidence

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

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Profile bio

About Stephen Deitz

Experienced Executive Manager with a demonstrated success growing and optimizing operations. Skilled in Leadership, Strategic Planning, Financial Planning, Contract Management, Business Process, Operations Management, IT Project Management, and Team Building.

Listed skills include Program Management, Leadership, Integration, Pmp, and 29 others.

Current workplace

Stephen Deitz's current company

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

ManTech
Mantech
President, Federal Civilian Sector | PMP, FinOps Certified Practitioner
2251 Corporate Park Drive, Herndon, Virginia 20171, us
Website
mantech.com
Employees
5
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Company profile
View company profile Email format
10 roles · 27 years

Stephen Deitz work experience

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

President, Federal Civilian Sector

Current
Mantech

Herndon, Virginia, US

Apr 2024 - Present

Executive Vice President And General Manager, Federal Civilian Sector

Mantech

Herndon, Virginia, US

Feb 2022 - Apr 2024

Sr. Vice President, Strategic Operations

Mantech

Herndon, Virginia, US

Jul 2020 - Feb 2022

Sr. Vice President Of Operations

Mantech

Herndon, Virginia, US

Feb 2018 - Jul 2020

Vice President

Mantech

Herndon, Virginia, US

Jan 2014 - Feb 2018

Sr. Executive Director

Mantech

Herndon, Virginia, US

Jul 2010 - May 2011

Program Director

Mantech

Herndon, Virginia, US

Nov 2009 - Jul 2010
Team & coworkers

Colleagues at ManTech

Other employees you can reach at mantech.com. View company contacts for 5 employees →

DK Derrick Knight Derrick Knight Colleague at Mantech Portsmouth, Virginia, United States, United States View → DP Deborah Perry Deborah Perry Colleague at Mantech Springfield, Virginia, United States, United States View → RM Ronald Morris Ronald Morris Colleague at Mantech Woodbridge, Virginia, United States, United States View → SH Simon Haddad Simon Haddad Colleague at Mantech Kalmar County, Sweden, Sweden View → DL Dr. Lawrence Britt Dr. Lawrence Britt Colleague at Mantech Ewa Beach, Hawaii, United States, United States View → SL Shanon Lee Shanon Lee Colleague at Mantech Leonardtown, Maryland, United States, United States View → HL Hope Lozano Hope Lozano Colleague at Mantech Rineyville, Kentucky, United States, United States View → LT Leslie Thomas Leslie Thomas Colleague at Mantech Woodbridge, Virginia, United States, United States View → SW Sharon Wright Sharon Wright Colleague at Mantech Fairmont, West Virginia, United States, United States View → BS Brian Speegle Brian Speegle Colleague at Mantech Washington DC-Baltimore Area, United States, United States View →
3 education records

Stephen Deitz education

Certificate, Executive Leadership

Cornell Johnson Graduate School Of Management

Ms, Technology Management

University Of Maryland Global Campus

Bs, Management

Shenandoah University
FAQ

Frequently asked questions about Stephen Deitz

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

What company does Stephen Deitz work for?

Stephen Deitz works for ManTech.

What is Stephen Deitz's role at ManTech?

Stephen Deitz is listed as President, Federal Civilian Sector | PMP, FinOps Certified Practitioner at ManTech.

What is Stephen Deitz's email address?

AeroLeads has found 1 work email signal at @mantech.com for Stephen Deitz at ManTech.

What is Stephen Deitz's phone number?

AeroLeads has found 7 phone signal(s) with area code 703, 714 for Stephen Deitz at ManTech.

Where is Stephen Deitz based?

Stephen Deitz is based in Chantilly, Virginia, United States while working with ManTech.

What companies has Stephen Deitz worked for?

Stephen Deitz has worked for Mantech, Zimmerman Associates, Inc., Computer Sciences Corporation (Csc), and Datatrac Information Services.

Who are Stephen Deitz's colleagues at ManTech?

Stephen Deitz's colleagues at ManTech include Derrick Knight, Deborah Perry, Ronald Morris, Simon Haddad, and Dr. Lawrence Britt.

How can I contact Stephen Deitz?

You can use AeroLeads to view verified contact signals for Stephen Deitz at ManTech, including work email, phone, and LinkedIn data when available.

What schools did Stephen Deitz attend?

Stephen Deitz holds Certificate, Executive Leadership from Cornell Johnson Graduate School Of Management.

What skills is Stephen Deitz known for?

Stephen Deitz is listed with skills including Program Management, Leadership, Integration, Pmp, Government Contracting, Management, Business Development, and Operations Management.

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