Mike Diethelm

President & Founder

NABCEP certification logo

Mike’s passion for nature and sustainability has been the driving force behind SolFarm Solar Co.

After many years as an arborist in Green Bay, WI, Mike moved to Asheville, NC to pursue an Environmental Studies Degree from Warren Wilson College. He was the Broker-In-Charge at Asheville Homeworks Real Estate when he realized he needed to reduce his carbon footprint.

Mike set forth on his mission of sustainability through education, working as an electrician, and becoming a NABCEP certified solar installer. In 2012, he started SolFarm Solar Co., a company committed to renewable energy and sustainability.

Meet Our Team

Kelly Gloger

Sales & Development

SolFarm sales Kelly Gloger
NABCEP certification logo

Kelly got into his environmental career early at Texas A&M University and transitioned into the solar industry a few years later. Kelly has a vast amount of experience as a developer, installer, and researcher. His commitment to his community shines through in his work and volunteer efforts.

Adam Matar

Sales & Development

SolFarm Sales Adam Matar

Adam got his start in solar in California in 2007. His passion for renewable energy is focused on educating and empowering clients to make fully informed decisions. He truly enjoys helping clients meet their goals whether they’re centered around finances, sustainability, or energy independence and security.


Project Manager

SolFarm Project Coordinator Cameron Donnell

Cameron, coming from a military family, traveled the world in his youth and has called many places in the US and Germany home. As an App State graduate, he has applied his education to helping WNC go solar since 2013. In his off time Cameron enjoys time with his wife and daughter, spinning the latest record find, hiking, and playing volleyball.

Robbie Wheelock

PV Designer

SolFarm Robbie Wheelock

Born and raised in Asheville, this local lad wanted to give back, through his work, to his community in a positive way. Graduating from App State’s Sustainable Technology program led him to his solar path with SolFarm. Learning from his time in the field at SolFarm, Robbie now transfers this knowledge to the design process where he helps create systems as productive as they are beautiful.

Lee Coleman

Applications Engineer

SolFarm Lee Coleman

After earning a BA in Architectural Design from Clemson University, Lee began his solar career in 2009 as a draftsman and Systems Designer. Lee then transitioned into an Applications Engineer, using system familiarity to support Sales, estimate projects, and secure contracts. Today, he plays both roles and a couple of others.

Ashleigh Hummers

Administrative Coordinator

SolFarm Ashleigh Hummers

Ashleigh brings her office experience to the solar industry by combining her Environmental Studies degree from UNCA and her MBA from Western Carolina University. She enjoys working towards a kinder world through providing administrative support and continually learning about sustainable solutions. When not in an office, she enjoys being connected to food production by working on farms and orchards, hiking, and swimming.

Amah Bettencourt

Administrative Assistant
& Social Media Coordinator

A native New Englander with a passion for living lightly on the earth, Amah brings extensive experience in team management and office administration to the SolFarm office. She loves solving problems-large and small-and looks forward to helping you make your solar dreams come true!