Millennium Cleaning are professional office cleaners based in Slough. We are certified to ISO 9001:2000 and are members of the Thames Valley Chamber of Commerce. We have worked with numerous high-end clients and have landed major cleaning contracts with multinationals. Over the years, we have built an excellent reputation for providing high-quality office cleaning services and outstanding customer service. We buy chemicals, materials and consumables directly from the manufacturers, so we make bulk savings and pass them on to you.