OUR DESIGNERS
The Siebenthaler Advantage – Experience
Bill Peters
Landscape Designer
Bill is an avid gardener with a passion to make the world a more beautiful place. Since 1999, Bill has been landscaping, estimating, and managing projects. Follow me on Instagram bp_countrygardener.
Alexander Whipp
Landscape Designer
Alexander Whipp has a B.A. in Agriculture from The Ohio State University. He also attained his Masters in Agriculture Education.
John Chmiel
Landscape Designer
Design, construction, project management and consultation are all specialties of this Michigan State graduate.
Jason Gebhart
Landscape Designer
Jason is a native of Enon, Ohio where he has lived his entire life. He has over 15 years of experience working in the green industry.
Dwight Goodin
Landscape Designer
Dwight specializes in creating the Outdoor Living Space. Unlike more traditional landscape design, Dwight focuses on the built environment in a manner that compliments the setting and the customer’s needs.
Kevin Heller
Landscape Designer
Kevin earned his Bachelor of Science degree from Purdue University, and was recognized with a certificate of merit in the study of Landscape Architecture.
Andy Jones
Horticultural Maintenance Manager
Andy attended Sinclair Community College and The Ohio State University in architecture and horticulture, respectively.
Robert Siebenthaler
President
Robert is a ISA Certified Arborist as well as a graduate of Miami University in Business Administration.
Zack Osterday
Landscape Designer
Zack attended Sinclair for civil engineering, then attended Ohio State University for Landscape Architecture from 2019 – 2022.
Len Willenbrink
Landscape Production Manager
Len is our Landscape Operations Manager and has been with us for over 20 years.
Todd Wimer
Graphics Lead / Marketing / Web
Todd is currently in charge of Drafting, Graphic Design, Marketing and Website for Siebenthaler’s.