Please complete the form below to update your contact information for our membership records and for our Directory of New Hampshire Certified Arborists. The directory is intended to help potential clients/customers find professional tree care in New Hampshire and nearby. 

NOTE: Only NHAA Certified Arborists who are up-to-date on dues AND who have opted-in to having their contact information shared will be included in the directory. If you’re not sure about your current membership status, please reach out to us at treesforus@nharborists.org.