This is a Sources Sought Notice for planning purposes only, seeking information from capable small businesses about providing a complete turnkey airfield lighting system at Volk Field Air National Guard Base in Camp Douglas, Wisconsin. The project involves replacing the existing system with new runway, taxiway, and apron lighting, plus a relocated vault with regulators and a backup generator, requiring a phased construction approach to maintain airfield operations. The government is not seeking bids or proposals at this time, and this notice does not constitute a commitment to issue a future solicitation. Responses are for market research to identify qualified small businesses. The anticipated NAICS code is 238210 with a $19.0 million size standard.