 Luckin' Companies is the best at windows. No, Luckin' Companies is the best at gutters. Both of you are wrong. Luckin' Companies is the best at roofing. Time out. Team Luckin, you're all right. From roofing, siding, windows to gutters and more, our team is here to serve you, the homeowner. We're also here to put a little coin back in your pocket, which is why right now you can get 50% off your gutter installation labor. Luckin' Companies, celebrating 40 years of building a better community.