About Us

Making energy efficiency cool since 2008

Donnelly Energy was established in 2008 in response to rising energy efficiency concerns from Donnelly Construction’s commercial customer base. Recognizing the potential in the emerging Clean Energy landscape, Rod Donnelly founded our company to help clients optimize their energy use and reduce their environmental impact.As an early adopter and advocate for the Direct Install program in New Jersey, we have been instrumental in helping small to mid-sized businesses invest in energy efficiency for their facilities. At Donnelly, the customer experience is always top of mind, and we are committed to doing right by our clients, local utilities, and the environment.From lighting and HVAC to solar energy and EV charging, Donnelly Energy has become the trusted one-stop shop for affordable energy solutions in New Jersey.

Over 16 years 
 specializing in helping small businesses cut energy use.

Donnelly Energy has helped customers save over $60 million through state and utility incentives.

Over 2900 energy efficiency projects installed throughout the state of NJ.

MEET THE TEAM

Doug Gehlbach

Vice President

Diana Meneses

Marketing Director

Ed Castelli

Head of Business Development

Chris Gomes

Energy Efficiency Advisor

Mike Powers

Energy Efficiency Advisor

Matt Stovesand

Lead Account Manager

Angel Barreto

Head of Project Management

Alex Rusinak

Project Manager

Alexandria DeVries

Project Manager

Andreia Miller

Project Coordinator

Hamza Khan

Senior Project Engineer

Interested in a Career with Donnelly Energy?

INDUSTRIES
WE SERVE

Donnelly Energy propels a wide array of New Jersey businesses towards energy efficiency. Our expertise benefits sectors ranging from small businesses to large corporations across various industries — including but not limited to retail, automotive, agriculture, financial services, healthcare, education, construction, and specialized markets like cannabis and chemicals. We’re committed to helping clients from local shops to large plants and non-profits embrace sustainable practices, ensuring a greener future for all.

Let's Get Energized

Name

“Energy and persistence conquer all things.”

Benjamin Franklin