This is a sources sought notice for information and planning purposes only. It anticipates a Firm Fixed Price, Single Award contract under NAICS code 541611. The contract will provide Antiterrorism Training Security Monitor (ATSM) Support to Commander Naval Air Force Atlantic (CNAL) Aircrew Training. Only vendors with a current SeaPort NxG contract are eligible to respond. The size standard for this NAICS code is $24.5M.