TREE133 - Key Persons

As a Certified Arborist, ISA Qualified Tree Risk Assessor, industry speaker and writer, and safety trainer, Craig is passionate about tree care. He is dedicated to elevating the profession of arboriculture and building the most trusted and capable arborist firm in the Seattle area.

Having supported the family business for several years, Joanna officially joined Tree133 in 2020. She wears many hats (or helmets) so you may hear from her in the office, meet her on a project or see her around town at community events.