The Haupt Tree Company is a member of the following organizations and associations.

These websites offer additional valuable information about tree care.

International Society of Arboriculture
http://www.isa-arbor.com

Tree Care Industry Association
http://www.treecareindustry.org

American Society of Consulting Arborists
http://www.asca-consultants.org

Massachusetts Certified Arborists
http://www.massarbor.org

Connecticut Licensed Arborists
http://dep.state.ct.us/wst/pestcert/arborist/arborist.htm

New York State Arborists
http://www.newyorkstatearborists.com