Wallace Associates, with headquarters in Kennett Square, Pa., specializes in turnkey installations of large-scale residential landscape projects throughout Pennsylvania, Delaware, Maryland and New Jersey. The company offers its design services to customers throughout the United States. Wallace offers a diversified portfolio of gardens spanning many styles and periods. Its design teams are surrounded by a group of specialists in the areas of horticulture, construction, grading and drainage. In 2006, the company received two awards for residential landscape architecture and installation in the 36th Annual Environmental Improvement Awards Program sponsored by the Professional Landcare Network.