About us. The Brothers that just do Gutters of Douglas County CO is a gutter franchise that is now moving to CO. Our mantra, "Reinventing Contractor Service" is the phrase we live by in all areas of our business, every day, and our mission is to be the market leader in the gutter installation and maintenance industry. The story of The Brothers that just do Gutters began with hard work and a dream to be a community-loved contractor. We wanted to r...