The Medical Acquisition Support Office, on behalf of USAREUR, is seeking potential sources for Athletic Trainer Support Services as a follow-on requirement. The contractor would provide 18 full-time equivalent certified Athletic Trainers and 6 Lead Athletic Trainers who meet DoD and DHA credentialing standards to support six Brigades across five military installations. Performance locations include Vilseck, Sembach, Baumholder, and Grafenwohr, Germany, and Vicenza, Italy. The anticipated period of performance is 12 May 2027 through 11 May 2028, with four option years. This is a Sources Sought Notice for planning purposes, not a solicitation; responses will inform acquisition strategy, and interested parties should provide company/socioeconomic information and a capability statement limited to ten pages under NAICS 611430.