Insights

Strong Industry Presence As a recognized leader in arboriculture with a broad global network, ISA offers extensive opportunities to partner with other industry stakeholders, educational institutions, and government agencies seeking to enhance urban forestry and tree care projects.

Expanding Partnerships Recent collaborations with local chapters, educational organizations, and industry groups highlight ISA’s openness to strategic alliances, which could lead to new sponsorship, training, and jointly hosted event opportunities for businesses targeting tree care professionals.

Research and Education Focus With a commitment to research dissemination and professional development, ISA presents opportunities for companies providing innovative arboricultural tools, safety equipment, and training programs to reach qualified practitioners and endorse their products and services.

Event and Conference Growth Upcoming and ongoing ISA events, including partnerships and competitions, create platforms for promoting new products, technology solutions, or services tailored to arborists and urban forestry professionals in a dynamic and engaged environment.

Financial Stability and Reach With substantial revenue between $100M and $250M, ISA’s financial health enables long-term collaborations and sponsorship opportunities, making it an attractive partner for companies looking to extend their impact within the arboriculture community.

ISA Tech Stack

ISA uses 8 technology products and services including jQuery CDN, Cloudflare, Jenkins, and more. Explore ISA's tech stack below.

  • jQuery CDN
    Content Delivery Network
  • Cloudflare
    Content Management System
  • Jenkins
    Continuous Integration
  • SendGrid
    Email Delivery
  • jQuery UI
    Javascript Libraries
  • Windows Server
    Operating Systems
  • Google Tag Manager
    Tag Management
  • AddThis
    Widgets

Media & News

ISA's Email Address Formats

ISA uses at least 1 format(s):
ISA Email FormatsExamplePercentage
FLast@isa-arbor.comJDoe@isa-arbor.com
49%
Last@isa-arbor.comDoe@isa-arbor.com
1%
FLast@isa-arbor.comJDoe@isa-arbor.com
49%
Last@isa-arbor.comDoe@isa-arbor.com
1%

Frequently Asked Questions

Where is ISA's headquarters located?

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ISA's main headquarters is located at 270 Peachtree Street Northwest, Suite 1900. The company has employees across 5 continents, including North AmericaEuropeAsia.

What is ISA's phone number?

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You can contact ISA's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is ISA's stock symbol?

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ISA is a publicly traded company; the company's stock symbol is V.

What is ISA's official website and social media links?

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ISA's official website is isa-arbor.com and has social profiles on LinkedIn.

What is ISA's SIC code NAICS code?

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ISA's SIC code is 0783 - Ornamental Shrub and Tree Services NAICS code is 813 - Religious, Grantmaking, Civic, Professional, and Similar Organizations.

How many employees does ISA have currently?

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As of December 2025, ISA has approximately 150 employees across 5 continents, including North AmericaEuropeAsia. Key team members include President: D. D.President-Elect: D. K.President: T. F.. Explore ISA's employee directory with LeadIQ.

What industry does ISA belong to?

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ISA operates in the Non-profit Organizations industry.

What technology does ISA use?

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ISA's tech stack includes jQuery CDNCloudflareJenkinsSendGridjQuery UIWindows ServerGoogle Tag ManagerAddThis.

What is ISA's email format?

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ISA's email format typically follows the pattern of FLast@isa-arbor.com. Find more ISA email formats with LeadIQ.

When was ISA founded?

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ISA was founded in 1924.

ISA

Non-profit OrganizationsGeorgia, United States51-200 Employees

Through research, technology, and education, the International Society of Arboriculture (ISA) promotes the professional practice of arboriculture and fosters a greater worldwide awareness of the benefits of trees, and has been doing so since its inception in 1924.

ISA exists so that professionals, allied professionals, public officials, and consumers worldwide recognize the economic, environmental, and societal benefits and values of trees and their care at a cost that demonstrates the wise stewardship of resources. We are registered in the State of Illinois as a 501c (5) nonprofit organization.

The following guiding principles provide a framework for our objectives and inspire us to advance ISA’s mission and communicate our philosophy to our diverse audiences. These guiding principles steer our organization and support our vision as we advance ISA's mission.

Research
ISA is focused on research and the dissemination of results to contribute to a world with healthier trees, sustainable communities, and a green economy.

Public Awareness
ISA is recognized by the public as the worldwide network for science-based information on the benefits and care of trees.

The public recognizes the value of trees, the need for proper tree care, and the benefits of trees to the environment.

Membership
ISA is a proactive, dynamic, and inclusive organization that provides for the needs of its diverse membership, resulting in engaged members that value the mission.

Professional Development
ISA is a cohesive, inclusive network of practitioners, scientists, and students that is recognized as the global source for arboricultural information and knowledge.

Promoting the Profession
Arborists are recognized as qualified, competent, and safe tree care professionals who are sought out the by the public, government organizations, and other professions.

Safety
Professional tree care practitioners have the required knowledge, training, and expertise to perform proper tree care safely.

Section iconCompany Overview

Headquarters
270 Peachtree Street Northwest, Suite 1900
Phone number
SIC Code
0783 - Ornamental Shrub and Tree Services
Stock Symbol
V
NAICS Code
813 - Religious, Grantmaking, Civic, Professional, and Similar Organizations
Founded
1924
Employees
51-200

Section iconFunding & Financials

  • $100M$250M

    ISA's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    ISA's revenue is estimated to be in the range of $100M$250M

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