Because we understand that many homeowners in Montreal and the West Island are looking for smaller interior renovation projects to refresh and modernize their homes, Construction & Renovation GSM proudly offers a complete range of interior finishing services. As a trusted interior renovation contractor serving Montreal, Montérégie, and surrounding areas, we specialize in professional flooring installation, moulding and trim installation, custom built-in cabinetry and storage solutions, painting, plastering, and general interior upgrades. Whether you want to improve functionality, update your home’s design, or increase property value, our experienced team delivers high-quality craftsmanship and attention to detail on every project. We work closely with homeowners to provide durable, stylish, and customized interior renovation solutions tailored to their needs and budget.