When choosing a professional window washing company, there are several qualities you should look for to ensure you’re getting the best possible service. First, ask around for recommendations from friends, family, or neighbors who have recently had their windows cleaned. This can give you a good sense of who the reputable companies are in your area. Once you have a few names, check online reviews to see what others have said about their experiences with the company. It’s important to choose a company that is highly rated and has mostly positive reviews. Next, you’ll want to make sure the company is insured. This protects you in case of any damage that may occur during the window cleaning process.