Battelle Energy Alliance is seeking expressions of interest from qualified vendors to upgrade an HVAC system at the Idaho National Laboratory in Idaho, replacing a fuel oil burner with an electric heater to improve efficiency and support sustainability goals. This initial step will inform a future formal solicitation list, and selected vendors may be invited to a Request for Quote process. The deadline for submitting an expression of interest is May 1, 2026. Responses should include company details, relevant capabilities, NAICS codes, and any federal contracting experience.