Supply Chain Support

Technical Help, Password Resets

Northrop Grumman Help Desk – (855) 737-8364, Press 2, then Press 1

Exostar certificate information or help

Exostar Customer Service – (703) 793-7800, Press 4, then Press 6

General Questions to Supply Chain regarding webpages, broken links, etc.


Supplier Quality/Mission Assurance Questions


Payment and Invoicing Questions

Visit: Payment/Invoicing Webpage

For access to password protected areas of OASIS and all other questions

Contact your Northrop Grumman Subcontract Administrator or Procurement Representative