Managing Partners

Gordon Mann

President, CFO
Consulting Arborist

ISA Certified Arborist #WE0151AM, TRAQ

ASCA Registered Consulting Arborist #480

Download CV 650.740.3461

Edwin Stirtz

Vice President
Consulting Arborist

ISA Certified Arborist #WE0510AM, TRAQ

Download CV 916.878.0299

Consultants

Kevin Marini

Certified Arborist & Landscape Consultant

Specializing in backyard fruit trees, vegetable gardens and specialty landscape projects

ISA Certified Arborist #WE-12158A

Download CV 916-276-8151

Support Staff

Tyler Thomson

ISA Certified Arborist #WE12751A, TRAQ

Download CV 530.919.2136

Tom Stein

ISA Certified Arborist #WE12854A, TRAQ

Download CV 408.655.1175

Kari Gilleran

Office Manager, Corporate Secretary

Download CV 530.745.4086

Who We Are

We are people who grew up around trees, saw their invaluable contributions, and have chosen to tend them with our knowledge, judgment and care.

Our Mission

To provide the most valuable information to our clients through effective problem solving that enhances the longevity of their trees.

Our Vision

To become the most effective consulting firm working with people, businesses and communities to care for and improve their tree and landscape investments.

What Our Customers Are Saying

"Just letting you know, we submitted your report , and with the dust settling, the insurance company has agreed to reimburse us! We will receive payment (check) for removal / replacement of the tree AND compensation for property value loss!! This would not have happened without your time, assessment and great written report!!!
Thank you so much!"

May 3, 2022

Thank you very much for a very professional report. I also appreciate the fact that you were so responsive and able to come out to the property and undertake the arborist report so quickly.

Glenn Rice - February 2020 May 3, 2022