Dr. Glass Window Washing has been a premier residential cleaning service for more than 30 years. Dr. Glass is a 13 time SUPER SERVICE AWARD WINNER. Dr. Glass has won one, or more, SUPER SERVICE AWARDS in 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 and 2017. Working with you year after year, we become part of your maintenance team. Additional DBA - Dr Glass Window Washing Inc. Additional email - tim@docglass. com. Additional contacts - Molly & Wayne. Additional phone numbers - (301) 270-0607, (301) 588-0029. $275 minimum job cost