National Nuclear Security Administration
About National Nuclear Security Administration
The National Nuclear Security Administration is the agency responsible for enhancing national security through the military.
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{first_name}.{last_name}@nnsa.energy.gov — 100.0%
sarah.smith@nnsa.energy.gov
Key Employees
Contact details of 1 National Nuclear Security Administration executives
Other Employees
Contact details of 4 National Nuclear Security Administration other employees
Roger Bain
1 Emails
0 Phones
-
Work email
r********n@nnsa.doe.gov
Mark Sinichko
1 Emails
0 Phones
-
Work email
m***********o@nnsa.doe.gov
Jennifer Praesel
1 Emails
0 Phones
-
Work email
j**************l@nnsa.doe.gov
General Emails
General company emails, e.g. customer support lines
kathy.angleberger@nnsa.doe.gov
Unclassified inbox
matt.bowen@nnsa.doe.gov
Unclassified inbox
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Company Info
Last updated: 28/07/2025
(202) 586-5000 (Energy Switchboard)
Washington, District of Columbia, United States
National Nuclear Security Administration General Information
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