Located in Golden, Colo., American Tree is a landscape maintenance company. In business for more than 15 years, it has served homes, business and government entities in the Denver area. The company offers a variety of products and services for maintenance of plants and trees. These products include year round programs like safe tree, shrub spraying, tree/shrub pruning/trimming, fertilization, shrub removal, tree removal/storm damage and preventative service and pine beetle spraying. American Tree is an International Society of Arboriculture (ISA) certified arborist.