This is a sources sought announcement for market research, not a solicitation, regarding the modernization of an indoor firing range for the Hawaii Air National Guard. The work includes roof repairs, installation of six rooftop HVAC units, energy-efficient LED lighting, and a wireless target retrieval system across 12 lanes. The contractor must also provide quarterly maintenance for a base period of 12 months plus four 12-month option periods. The location for performance is Hawaii, and all new equipment must integrate with the existing prefabricated modular range. No budget amount is specified.