This is a Sources Sought notice for planning purposes to identify potential contractors for repairing or replacing the fire alarm and mass notification system in Hangar 421 at McLaughlin Air National Guard Base in Charleston, West Virginia. The project's estimated budget is between $500,000 and $1,000,000. Interested parties must submit a capability statement, including specific project history and company details, via email by 4:00 PM EST on 16 April 2026. Respondents must be registered in the System for Award Management (SAM) and state their small business category. This is not a solicitation, and a response is voluntary.