ISA Logo
About ISA  •  Find an Arborist  •  Newsroom  •  Job Bank  •  Contact Us  •  LOGIN
Join ISA
I Am A

Tree Owner


ISA Member

Planner or Developer

One Tree Program

Distinguished Partners

Bartlett Tree Experts Davey Husqvarna

Honored Partners

Latest News

Board Certified Master Arborist Exam Temporarily Suspended

The ISA is temporarily suspending the administration of the BCMA exam as of June 1, 2015. Launch of a revised exam is planned for late 2015.

ISA Network Maintenance

ISA will be performing network maintenance to make internal updates. As a result, on May 27 you might experience intermittent phone and internet outages. We apologize for any inconvenience. Thank you for your patience as we work to better serve you.

ISA Seeking Proposals for International Symposium

The ISA is seeking presentation proposals for the Urban Forests and Sustainability International Symposium, to be held in Shenyang, China, from May 29 through June 4, 2016. Hosted by ISA, Southern University Urban Forestry Program, and Chinese Academy of Sciences. Submit your abstracts online. The deadline for all submissions is Friday, July 31, 2015

2015 APTCC in Singapore July 25 and 26

Volunteer now to help out in Singapore. The deadline to submit the online form is June 25

2015 ETCC - 4-5 July, Monza, Italy

Volunteer online now. Deadline to volunteer is 1 June.

Climber Registration for the 2015 APTCC

Registration is available for the APTCC in Singapore. Deadline to register is June 19.

1 June - ETCC Competitor Registration Deadline

Chapters and competitors need to have registration for the 2015 ETCC in Monza, Italy submitted by 1 June.

Congratulations 2015 ITCC Champions James Earhart and Jamilee Kempton

Get the complete preliminary events scores and list of event winners.

2015 ITCC Rules Now Available

The 2015 revisions for the ITCC rules are now complete. The current copy of the rules are posted online.

ISA Online Learning Center offers improved functionality.

ISA has streamlined the Online Learning Center (OLC) for improved functionality and accessibility. Read more about the benefits of using the OLC.

ISA Introduces new podcast - Tree Workers' Tips, Tricks, & Troubles

ISA is seeking content from arborists. Send us your videos from the field. Read more about it.
Upcoming Events

May 21, 2015 - May 22, 2015

ACTE - Technical Tree Falling & Cutting

May 25, 2015 - May 27, 2015

ACTE - Tree Appraisal Qualification

May 26, 2015 - May 28, 2015

Tree Risk Assessment Qualification - Tallahassee, FL

May 26, 2015 - May 28, 2015

Tree Risk Assessment Qualification - London, ON

May 27, 2015

Chain Saw Safety & Technical Tree Felling

May 28, 2015 - May 30, 2015

Dutch Tree Climbing Championships (NKB)

May 28, 2015 - May 29, 2015

Tree Stewaards, Richmond, IN

July 4, 2015 - July 5, 2015

2015 European Tree Climbing Championship

July 25, 2015 - July 26, 2015

2015 Asia Pacific Tree Climbing Championship (APTCC)

August 8, 2015 - August 12, 2015

ISA Annual International Conference and Trade Show

September 19, 2015 - September 20, 2015

2015 North American Tree Climbing Championship

October 13, 2015 - October 16, 2015

ISA Leadership Workshop

April 2, 2016 - April 3, 2016

2016 International Tree Climbing Championship

©International Society of Arboriculture 2009-2015
PO Box 3129 • Champaign, IL 61826, USA • +1.217.355.9411

Email comments and questions to ISA
Friday, May 22, 2015 6:27:50 AM (CST/ISA Headquarters Time)
Please click here to view our privacy policy.