This is a market research notice, not a request for proposals, seeking information from potential sources for window cleaning services at Fort Leavenworth, Kansas. The work involves washing windows in approximately five or more buildings, totaling about 14,000 square feet, performed twice per year, including third-party air monitoring and clearance sampling. The performance period for the resulting Blanket Purchase Agreement will be 5 years from the date of award. No budget amount is specified. Interested firms should submit company information and up to two relevant contracts from the last three years to the provided points of contact.