Tree Care Industry Association (TCIA)
TCIA develops safety and educational programs, standards of tree care practice, and management information for arboriculture firms around the world.

International Society of Arboriculture (ISA)
The ISA has served the tree care industry for over eighty years as a scientific and educational organization.

Wisconsin Arborist Association (WAA)
The WAA is a chapter of the ISA, which serves Wisconsin by providing private and public arboriculture services and research.

American Society of Consulting Arborists (ASCA)
ASCA consultants are the arboricultural experts of choice to assist law firms, insurance companies, utilities, land developers, municipalities, landscape planners and architects, homeowners, individuals and organizations coping with disaster mitigation, and others requiring authoritative knowledge and perspective on trees and plant life.

National Arbor Day Foundation
The mission of this foundation is “to inspire people to plant, nurture, and celebrate trees.” Since 1971 this organization has been helping citizens plant and care for trees.

Trees Are Good
An educational website to provide the public with quality tree care information.

Bob Skiera Memorial Fund
The Skiera Fund provides financial support for projects which will help arborists and urban foresters communicate the value of trees and urban forests in communities across the country. American Tree Experts is proud to be recognized as a silver level donor.