Thornton Window CleaningWindow cleaner in Mission Viejo, CA

Thornton Window Cleaning is ranked #34 of 247 window cleaners in Mission Viejo 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.

Thornton Window Cleaning is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves Mission Viejo and 12 towns within 15 miles: La Palma, Cypress, Hawaiian Gardens, Cerritos, Los Alamitos, Artesia, Buena Park, Stanton, Rossmoor, Norwalk, Bellflower and Lakewood. 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.

Thornton Window Cleaning has a rating of 5.0 from 5 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 Thornton Window Cleaning on (949) 441-8469. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.