This is a Sources Sought notice for market research, not a solicitation, regarding FY27 Mission Planning Support Tool (MPST) services for the United States Air Force. The government is seeking potential sources, including various small business categories, capable of providing all labor, materials, and equipment for maintenance services as outlined in the attached Performance Work Statement. The applicable NAICS code is 541511 with a small business size standard of $34,000,000. No specific budget amount, performance location, or submission timeline is provided in this announcement. Interested parties must register as interested vendors to be considered participants in this market research effort.