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Find A Local Certified Arborist

Since 1935, our tree doctors have been the trusted resource for keeping Southeastern Wisconsin’s trees healthy and beautiful. When you choose to hire a Wachtel Tree Science tree specialist for a residential or commercial property, you can rest assured that the job will be done right.  Your decision for which Certified Arborist to hire should not be taken lightly. To our tree specialists, trees are an investment and should be cared for to ensure a long-term return in both health and beauty. Our Certified Arborists will listen to your property goals and provide educated recommendations based on the biology and overall needs of your tree.

Search below to find the Certified Arborist in your area to help make your trees and shrubs healthy and beautiful.

​Tony Arnoldi

Title
Diagnostic Arborist​

Certification
Board Certified Master Arborist​

Certification Number
​WI-0102B

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​Ron Gumz

Title
President

Certification
Board Certified Master Arborist​

Certification Number
​MN-0324B

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​RJ Busch

Title
Diagnostic Arborist​

Certification
Certified Arborist​

Certification Number
​WI-0985A

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Rachel Lilla

Title
Diagnostic Arborist

Certification
ISA Certified Arborist

Certification Number
WI-1404A

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Nolan Gilbertson

Title
Diagnostic Arborist

Certification
ISA Certified Arborist

Certification Number
WI-0632A

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​Nathan Schuettpelz

Title
​Consulting Department Manager

Certification
​Certified Municipal Arborist

Certification Number
WI-0887AM​

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Michael Peterson

Title
Client Service Arborist

Certification
ISA Certified Arborist

Certification Number
WI-1283A

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Matthew Siesco

Title
Diagnostic Arborist

Certification
ISA Certified Arborist

Certification Number
WI-0959A

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