The U.S. Department of State is seeking qualified contractors to provide janitorial services for the U.S. Tri-Missions in Vienna, Austria, encompassing approximately 18,000 square meters of office space, hallways, staircases, wet rooms, kitchenettes, warehouse space, as well as the cleaning of around 7,000 square meters of carpets and 5,000 square meters of windows. This procurement is crucial for maintaining the cleanliness and operational efficiency of the embassy facilities, which are vital for diplomatic functions. The anticipated contract will be for one base year with two optional one-year renewals, awarded to the lowest priced, technically acceptable offeror, and all contractors must be registered in the SAM database prior to submission. Interested parties should direct inquiries to Herbert Salzmann at salzmannh@state.gov or Charles Collins at collinsco@state.gov, and electronic submissions must adhere to specified formats and size limitations.