Landscape Design and Construction by Sun Valley Landscape Inc., San Diego, CA, License # 519045. Member of Better Business Bureau (BBB), and California Landscape Contractors Association (CLCA). Welcome to SunValleyLandscapeInc.com; the public web site of Sun Valley Landscape Inc. Our company was established in 1988 as Sun Valley Landscape with license # 519045 and changed to Sun Valley Landscape, Inc. in 1999 under the same license number. We provide the Design and construction of all aspects of landscaping projects, both hardscape and softscape.