Welcome to MAC-ISA
The MAC-ISA is a non-profit professional organization of arborists, urban foresters, and others involved in the caring of trees.Our membership is made up of people from commercial, utility municipal sectors, educational institutions and other green industry related fields.Our mission is to promote a culture of safety while fostering education and research that supports the care and benefits of trees. Our chapter area includes District of Columbia, Maryland, Virginia and West Virginia.
News and Events
- Scholarship applications and Award Nominations are now open. Click here for more information and to apply for a scholarship or to nominate someone for an award!
- Congratulations to our 2016 Tree Climbing Champions, James Earhart and Jocelyn Lohse. Way to go! For full results, click here.
- Day of Safety June 11 at the U.S. National Arboretum was a great event! Thank you to our sponsors, speakers and all who attended. For a list of sponsors click here.
- 2016 MAC-ISA Arborist Certification Courses: Click here for our 2016 schedule. Register now!
- MAC-ISA TRAQ courses - Click here for a schedule of our 2016 classes and register now! These classes fill very quickly. Register now and click here for more information.
- Bonnie Appleton Memorial Fund Update: HELP US REACH OUR FUNDRAISING GOAL OF $100,000 to endow this scholarship. From April 15 to June 30 MAC-ISA will match your donations up to $15,000. We need your help to finish our goal! Please donate. Read more under our TREE Fund link.
- Upgraded ISA on-line Learning Center is now live! Click here to see the updated on-line Learning Center where you can take courses and earn CEUs.
- To hire a certified arborist in the Mid-Atlantic go to www.goodtreecare.com.