Contact Information

PO Box 25413
Federal Way, Washington 98093

Areas Served

Seattle Metro, Western Washington

Washington Counties Served:

  • King
  • Kitsap
  • Pierce
  • Thurston


  • Air Spade Work
  • Appraisals
  • Cabling/Bracing
  • Chipping
  • Clearing/Thinning
  • Construction Management
  • Crane Work
  • 24 hr. Emergency Service
  • Expert Witness
  • Habitat Revival
  • Hazard/Risk Assessment
  • Insect/Pest/Disease Diagnosis
  • Landscape Planning/Management
  • Native Restoration
  • Ornamental Pruning
  • Permit Assistance
  • Plant Health Care
  • Planting/Installation
  • Preservation
  • Protection
  • Pruning
  • Removals
  • Report Writing
  • Restoration/Renovation
  • Transplanting
  • Tree Selection
  • Urban Forest Management
  • View Enhancement/Clearing

Articles by Zeb Haney

The Ultimate Standard

I normally use this space to highlight our industry standards. My last update centered on getting our Regional Plant Appraisal Committee formed and working. The COVID-19 outbreak has caused a delay in this, and is affecting us all personally and professionally. So, I thought it appropriate to revisit the way we approach our work and talk a … read more of The Ultimate Standard.

Regional Plant Appraisal Guidebook 3rd Edition Scheduled for ATC 20 Publication

The last convening of the Regional Plant Appraisal Committee (RPAC) back in 2007 resulted in the publication of the Species Rating guidebook. If you haven’t purchased a copy of this tiny gem I believe there are still literally boxes of them available for sale through the chapter office. (Seriously. It’s time to reconvene.) Read more of Regional Plant Appraisal Guidebook 3rd Edition Scheduled for ATC 20 Publication.

ANSI A300 Standard

Twice each year a group of arborists meet to discuss the practice of arboriculture. These are your peers and represent large utility companies, small businesses, and public entities. These hardworking volunteers are collectively known as the Accredited Standards Committee (ASC) A300. The committee develops consensus based on current research and practices that cover ten aspects … read more of ANSI A300 Standard.

10th Edition Leads to New PNW-ISA Committee

Last summer, the Guide for Plant Appraisal 10th Edition finally reached our industry. Long promised and fiercely debated, it addresses several changes in our systematic approach to placing a value to a tree. The new guide weighs looks, feels, and reads similar to the tree risk assessment manual. And this was intentional. As stated in … read more of 10th Edition Leads to New PNW-ISA Committee.


Let’s talk ergonomics. Ergonomics is the fitting of a job to a person. This can easily be seen in the contrast between the shapes and sizes of certain tools that climbing arborists use. We can often see that these are more comfortable to use. But why is this important? A recent OSHA study showed that … read more of Ergonomics.