The 183d Mission Support Contracting Office (MSC), 183d Wing Illinois Air National Guard, Springfield IL, is issuing this sources sought for Repair Customer Service Building 48 to determine and identify SMALL BUSINESS sources with the capability, experience, and interest under the North American Industry Classification System (NAICS) code 236220. The anticipated magnitude of construction is between $25,000 and $100,000. The general scope comprises providing all materials, tools, equipment, and labor necessary to convert existing space previously utilized as a gym into office space to be used by customer service personnel. Interested parties should submit their information to both points of contact on this sources sought using the attached Sources Sought Information Form no later than 1:00 PM Central Daylight Time (CDT) 25 June 2026. This is a SOURCES SOUGHT NOTICE only and shall not be construed as a solicitation or as an obligation on the part of the Government. This notice does not obligate the Government to award a contract or otherwise pay for the information provided in the response. The Government will not accept requests for meetings or briefings related to this notification.