The U.S. Army Contracting Command - Orlando (ACC-Orlando) is issuing this Sources Sought Notice (SSN) for the Mission Training Complex Capabilities Support III (MTCCS III) program for the purposes of conducting market research to identify potential sources having an interest in and resources to successfully perform the requirement of the MTCCS III effort. The effort includes services and support for individual through collective Mission Command (MC) training; Leadership Training/Development; the Military Decision-Making Process (MDMP); Warfighter Functions (WFF) training; First Person Simulations (Gaming); and constructive simulations supported training, including planning, preparation, set-up, execution and recovery, as well as facilities management, event scheduling, security and administrative support, and access control. These training events may occur concurrently or separately at multiple hub and spoke Mission Training Complex (MTC) locations throughout CONUS and OCONUS locations. The Contractor shall be capable of combining events into a simultaneous synthetic environment using the simulations and Mission Command Information Systems (MCiS) fielded to MTC. These services support U.S. Army Title 10 training, deployment training events, and Mission Rehearsal Exercises (MRE). These services may also support Joint, Combined, NATO, and service component commanders, staff and leader constructive simulation training and assistance in executing the Combatant Commanders' engagement strategy. The result of this market research will contribute to determining the method of procurement, if a requirement materializes. Based on the responses to this sources sought notice, this requirement may be set-aside for small businesses (in full or in part) or procured through full and open competition. Multiple awards may be made. All small business set-aside categories will be considered. Telephone inquiries will not be accepted or acknowledged, and no feedback or evaluations will be provided to companies regarding submissions. *********PLEASE SEE ATTACHED THE SOURCES SOUGHT NOTICE FOR FULL DETAIL********* ATTENTION: The Sources Sought Notice and the PWS documents have been updated. The current Sources Sought Notice titled MTCCS III_Rev1_SSN-RFI_9Feb2026 and the current PWS document titled PWS_DRAFT_MTCCS-III_Base_ver3.6, were posted on 9 February 2026. All revisions located within the Sources Sought document are in red font. The contents of the PWS remain the same with the exclusion of external comments. The following documents have been posted in support of the PWS: Attachment-X_Acronyms_MTCCS-III, Attachment-X_Definitions_MTCCS III, Tech Exhibit-X_Government Required Training_MTCCS III, and Tech Exhibit-X_Publications_MTCCS III and Technical Exhibits.