Leadership Team

Michael Shore

Michael has a career in building and advising clean energy companies from across the globe, including: growing his solar company from scratch to $100 million in annual revenue ranking 46th on the Inc 500 list of fastest growing companies; investing and cultivating several breakthrough entrepreneurial companies, and launching a nonprofit organization, Heart of Waraba, to connect and support sustainable entrepreneurs globally.  He earned a lifetime achievement award for helping to make his home state a world leader in renewable deployment.

Don Yochum
Business Development

Don has been innovating in high tech sectors for 30 years. Prior to joining SustainRNG, he worked in agrotech at Trane Technologies where he was the principal developer and patent holder of the patent  by Trane Technologies on certain intellectual property underlying the Advanced Methane Generation Technology being commercialized by SustainRNG. Through the course of his career, Don developed products and projects in lighting (patent holder), renewable energy, oil & gas.

Greg Montgomery

Greg is Managing Director of CleanSource Capital, a specialty environmental finance company.

He has successfully conceived, financed, and grown innovative entrepreneurial companies in both the clean energy and financial services sectors. 

He has a career in company and project finance including founding and/or building three different investment banking platforms.

Key Partners

As one of the largest electric and gas utilities in the U.S., Duke Energy embraces its responsibility to address risks from climate change, and Duke is an investor in SustainRNG.

SustainRNG has entered into a license with Trane Technologies exclusive to the agriculture industry to use certain underlying intellectual property in the commercialization of the Advanced Methane Generation Technology.

Board of Managers

Greg Montgomery
CleanSource Capital

Elizabeth Paynter
Duke Energy

Michael Shore

Shannon Smith
Abundant Power Group

Rick Wilcox
Point North

Board of Advisors

Garth Boyd
Context Agriculture Network

Aubrey Hillard
Texican Natural Gas

Erik Lensch
Leyline Capital

Tanja Vujic
Duke University


SustainRNG was founded by CleanSource Capital LLC, based in Charlotte, NC, and is an affiliate of the Abundant Power Group LLC.

Contact Us

1447 South Tryon Street,
Suite 301
Charlotte, NC 28203