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Contacts
National Nuclear Security Administration Y-12 Site Office Facilities Program Manager
Bob Edlund, 865.576.4340
Manager, Infrastructure Projects Organization
John J. Meersman, 865.241.9577
Manager, Infrastructure Reduction Facilities
Frank P. McHenry, 865.576.1983
Mail and delivery address information:
- National Security Complex
P.O. Box 2009
Oak Ridge, TN 37831-8245*
Non-mail deliveries:
- Bear Creek Road
P.O. Box 2009
Oak Ridge, TN 37830
*This mailstop is for general inquiries. For other mail, please contact the intended recipient for the appropriate mailstop. If you don't find what you're looking for here, try Site Map, Search, or Contact Us.

