This is a sources sought notice, not a solicitation, intended for market research to determine if responsible sources exist and whether a small business set-aside is possible. The effort involves sustainment and implementation of MABSM, a mission-critical, highly customized COTS ERP/MRO system based on Impresa software, with over 242,000 custom modifications and real-time interfaces to 17 DoD systems. MABSM operates in the Department of the Air Force’s Cloud 1 environment at Impact Level 4/5 and supports tracking of critical assets, including nuclear weapons-related material, with high uptime and accountability requirements. The government is considering NAICS codes 541513 or 541519, with size standards of $37M and $24M respectively, and requests respondents provide capability documentation, CAGE code, business size status, SAM/WAWF registration, and authorized distributor letters referencing Hill AFB, Utah. Responses must be submitted electronically to the specified Air Force contacts.