This opportunity is for quarterly and monthly preventative maintenance services on new HVAC equipment at the NOAA Flower Garden Banks National Marine Sanctuary in Galveston, TX. Site visits are scheduled from June 22 to June 26, 2026, by appointment only. The solicitation is a total small business set-aside under NAICS code 238220, with a size standard of $19.0 million. No specific budget amount is mentioned in the description. Vendors must contact the provided representative to arrange site visits and include contact information and CAGE Code in their quotes.