Contractor Ken Macaire, based in Los Angeles and Sherman Oaks, California, uses custom carving to create regionally accurate concrete waterscapes for residential and commercial use. Santa Barbara developer John Lucian said a water feature adds one-third more to the property value. There are two ways to make permanent rock formations: use a standard mold or design each product individually. Using a standard mold is easy, but limited in design. Customized sites are structurally more durable.