This is a notice of intent to award a sole-source contract to Emergent Travel Health Inc. for the maintenance of specific Biologics Master Files necessary to update an Investigational New Drug application. The period of performance is from April 27, 2026, to March 31, 2029, with the government planning to award a contract within 14 days of this notice. The work involves maintaining master files for HIV adenoviral vaccine candidates, with Emergent also assuming funding responsibility for related annual report submissions from 2025 through 2029. The government believes Emergent is the only vendor with access to the required master file. While not a solicitation, firms believing they can meet the requirement may submit a capabilities statement for government consideration.