Battelle Energy Alliance (BEA), managing contractor for Idaho National Laboratory (INL), is seeking Expressions of Interest from qualified contractors for future commercial duct cleaning services at various INL facilities throughout eastern Idaho. The work may include inspection and cleaning of commercial HVAC supply, return, and exhaust ductwork and associated components, with documentation and compliance with OSHA and NADCA standards in occupied facilities. BEA is using this EOI for market research and acquisition planning only; it is not an RFP or commitment to award, and respondents will not be reimbursed for response costs. Interested vendors should submit concise responses of no more than five pages as a single PDF covering company details, UEI/CAGE, NAICS and business size, relevant commercial/industrial/lab experience, certifications such as NADCA, safety program and EMR, geographic coverage, and references for similar projects within the last five years.