A to Z cleaning is a greater Pittsburgh window cleaning company. We provide window cleaning pressure washing services to high rise buildings in the Pittsburgh region. Property mangers love us we are more than a window cleaning company we are a building inspector, and safety inspector. We help keep tenants happy and allow for rent increases. When you’re looking to have the window cleaned on your property A to Z window cleaning is the right choice. We come highly recommended and are full trained and ready for any type of obstacle. We are more than just a window cleaning company in Washington County.