Imperial Valet Services Inc. Imperial Valet Services Inc.1331 Conneticut Ave Washington, DC 20036 (202) 785-1444 email website | Gown Cleaning and Preservation | wedding gown cleaning and restoration. Add a Review Comment Title: Your Name: Your Email: Your Rating: Choose... One Two Three Four Five Comments: Submit District of Columbia Gown Cleaning and Preservation Gown Cleaning and Preservation in District of Columbia