Crystal Co.Window cleaner in Sterling, VA

Crystal Co. is ranked #9 of 81 window cleaners in Sterling by CR Score, with 59 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Crystal Co. is open Monday to Friday. Its listed hours are Monday to Friday, 8:30 AM – 4:30 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves Sterling and 11 towns within 15 miles: Herndon, Floris, Dranesville, Oak Hill, Reston, Countryside, Sugarland Run, Ashburn, Chantilly, Lowes Island and Broadlands. The list is based on the business's location and the usual service radius for window cleaning. Confirm your address is covered when you call.

Crystal Co. has a rating of 4.7 from 114 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call Crystal Co. on (703) 661-0655. The business is at 45945 Trefoil Ln STE 115, Sterling, VA 20166. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.