Sergei Best Cleaning ServicesWindow cleaner in Norwalk, CT

Sergei Best Cleaning Services is ranked #14 of 82 window cleaners in Norwalk by CR Score, with 57 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.

Sergei Best Cleaning Services is open 7 days a week. Its listed hours are Monday to Saturday, 9 AM – 7 PM; Sunday, 9 AM – 1 PM. On Saturdays it is open 9 AM to 7 PM, and on Sundays 9 AM to 1 PM. Hours come from the business listing; holiday hours may differ.

Serves Norwalk and 11 towns within 15 miles: East Norwalk, Darien, Westport, New Canaan, Stamford, North Stamford, Wilton, Fairfield, Old Greenwich, Riverside and Cos Cob. 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.

Sergei Best Cleaning Services has a rating of 5.0 from 3 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 Sergei Best Cleaning Services on (203) 892-7628. The business is at 6 Grove St, Norwalk, CT 06854. Ask for a written estimate before any work starts.