Quality Grading & Paving has been the preferred paving contractor in Los Angeles, CA and the surrounding area for more than 20 years! Our crews stand ready to assist with all of your paving needs in Los Angeles, Orange and Riverside County and beyond. We specialize in asphalt and concrete paving, concrete curb and gutter, tar and gravel surface treatment, seal coating and parking lot maintenance. We perform any type of repair to asphalt or concrete - commercial.