Entretien GBM specializes in interior and exterior window washing, pressure cleaning and gutter cleaning for residential, commercial and industrial customers. Thanks to our 100% satisfaction guarantee, if you're not completely satisfied, we'll come back within a week to rectify the situation, free of charge. For your exterior maintenance needs in Mauricie, Centre-du-Québec and Sorel-Tracy, Entretien GBM is the solution you can trust. Window cleaning We combine technology and manual techniques to ensure thorough and complete cleaning. Avoid spending your Saturday scrubbing your windows. Pressure cleaning Make your driveway, asphalt, paving stones, pool surrounds, hand surfaces and more shine as new! Dirt, fungus and algae build-up are a thing of the past with Entretien GBM. Gutter emptying/cleaning Avoid damage caused by overfilled gutters. Quality gutter cleaning near you. Our exterior cleaning services are available in Trois-Rivières, Drummondville, Victoriaville and more! more... See more text