Professional Arborists & Tree Risk Assessors
Tree133 specializes in tree pruning, preservation and risk management. Our team of Certified Arborists have more than 45 years of combined experience. We are professional arborists who utilize modern arboriculture practices for assessment and care of large trees in and around Seattle, WA.
The Tree133 team is passionate about providing sound advice and professional service. Whether you need guidance on tree care, a formal risk assessment, plant healthcare or specialized technical services, we can help you make informed decisions and complete your project.
Call Us For:
Tree Pruning and Preservation
Large Tree Pruning
Risk Assessment & Consultation
Cabling & Bracing Support
Hazard Tree Removal
Emergency Storm Response
Skills & Safety Training
Maintaining the urban forest in Seattle, WA
Worksite safety is a key value for Tree133. We follow ANSI Z133 safety practices in all aspects of our work. That standard provided the inspiration for our name, Tree133.
WA License # TREE1L*832B3, Bonded & Insured,
City of Seattle Registered Tree Service Provider: LIC-TSP-18493
SDOT Tree Service Provider #164
HEAR FROM OUR CLIENTS
Great company! Craig was very knowledgeable and helped us out immensely with
the direction we needed to go in determining whether our tree was safe for us
and our neighbors! Highly recommend!
— Ryan H.