In this webinar for tree care professionals, Craig offers techniques for proper work positioning along with tips on making your tree...

If you live in or around Seattle, you might have seen our "big blue truck" and maybe our dog, Jack - he's the best "backseat driver" in...

We're excited to announce that Joanna Bachmann has joined the Tree133 team! Since our founding, Joanna has been supporting Craig and the...

If you are a climbing arborist, when was the last time you inspected your gear? Is there something in your bag that needs to be retired...

August 2020: TCIA Magazine "In our roles as business leaders, supervisors, gear inspectors and safety trainers, we see tons of climbing...

Tree133 has worked on this beautiful laceleaf maple (Acer palmatum) for the past few years. In fall of 2019, we removed dead/decaying...

In this webinar for professional arborists, Craig Bachmann reviews proper cutting techniques and angles. Contact Tree133 for specialized...

In this March 2021 episode of the Tree Thinking podcast, Craig Bachmann talked with the team about the value of mentorship, the future of...

Have you ever seen a tree that looks like it's propped up on legs? The tree likely grew on debris or sprouted on a nurse log, rather...

Leyland cypress  (Cupressus x leylandii) is a hybrid species resulting from a cross between the Alaskan cedar (Chamaecyparis...

Check out Craig's newest article for tree care professionals in this month's TCI Magazine: Thinking Critically About Life Safety...

A canopy anchor is a climbing system that anchors the rope in the canopy of a tree. While a moving rope system (MRS) typically uses a...

Birds, insects and small mammals all use trees for nests, nurseries, storage areas, foraging, roosting, and perching. If a tree needs to...

Tree133 is excited to partner with TreeU for this professional arborist qualification program. During a half-day video-based training,...

The June 2022 TCIMagazine, a leading publication for professional arborists, featured an article by Craig Bachmann, the manager and Lead...

In April 2022, Seattle City Council passed Council Bill 120207  requiring that all tree service companies must be REGISTERED  with the...

On a sunny day in November, urban forestry leaders, advocates and researchers from around the world gathered to climb some of the largest...

On a recent episode of the industry’s only podcast focused on all things tree and landscape, Craig Bachmann - Lead Arborist and Company...

As a local, family-owned business, Tree133 is deeply connected to our Seattle neighbors. As professional arborists, our focus is tree...

The professionals and arborists of Tree133 recently attended TCI Expo 2023. This is the world's largest tree-related conference and trade...