Why Choose Blackline Renovations? We garner confidence from local homeowners and industry professionals, driving competitive advantage and greater outcomes through open communication and clarity of process.Blackline Renovations is a dynamic design-build residential remodeling firm that serves the Greater Dallas area – Uptown, Highland Park, Lower Greenville, Bluffview, East and West White Rock Lake, Oak Lawn, West Dallas, Hollywood Heights, University Park, Forest Hills, Northwest Dallas, Preston Hollow, Royal Oaks, Lake Highlands, North Dallas and Farmers Branch/Hockaday.