This is a Sources Sought notice for market research, not a solicitation. The 179th CW/MSC in Mansfield, Ohio is seeking potential sources to provide one-time overhaul of a 900 kW Cummins generator, recurring preventative maintenance services for five standby generators and Automatic Transfer Switches, and 24/7/365 emergency repair services with defined on-site response times. All work must be performed by technicians holding EGSA Journeyman or Master Technician certifications, factory training on Cummins and Kohler systems, and NFPA 70E certification. Interested parties should submit a capability response of no more than three pages. No budget information is provided in this notice.