Give your windows an impressive shine! Give your windows an impressive shine. Get professional window cleaning at Cascade Window Cleaning of Olympia, WA. We have been providing quality and reliable services to both residential and commercial customers since 1987. We pride ourselves in delivering precise workmanship at reasonable rates. Learn More About Cascade Window Cleaning: • Interior and exterior • Year-round service • Storm windows • Sunrooms • Screens and window sills included Senior discounts available. We are licensed and insured. Contact Cascade Window Cleaning today for more information.