About TCIA

Established in 1938 as the National Arborist Association, today's TCIA is a trade association of more than 2,000 commercial tree care firms and affiliated companies. Our members recognize stringent performance standards for quality and safety. They maintain trained, professional tree care workers on staff and are dedicated to ethics and quality in business practices.

TCIA develops safety and education programs, standards of tree care practice, and management information for arboriculture firms around the world.

Through TCIA's Accreditation program, consumers can be assured of hiring a professional, ethical tree care company that has been inspected by TCIA for proper business practices, professional employees, quality service and customer satisfaction. And TCIA’s Certified Treecare Safety Professional (CTSP) program is the industry's first safety certification program, credentialing individual tree care workers for safety practices and knowledge.

TCIA also provide continuing education, training, conferences and publications to promote the safe and appropriate practice of tree care, including Tree Care Industry Magazine, the most circulated and read publication in the industry, and TCI EXPO, the world's largest tree care trade show.