About us. Xtreme Clean Upstate is a small business in Greenville, SC. We are professional, agile, professional and our goal is to At Xtreme Clean Upstate, our mission is to provide exceptional cleaning services to both commercial establishments and Airbnb properties, ensuring immaculate spaces that promote health, comfort, and satisfaction for our clients and their guests. . Our work environment includes. Casual work attire. Relaxed atmosphere. F...