Welcome To Madison Energy

The Madison Energy Group is a innovative energy efficiency technology manufacturer with a focus on specific solutions that create operational efficiency in equipment such as walk-in coolers and freezers, and HVAC systems. Our goal is to provide our clients with opportunities to capitalize on proven technologies that solve specific inefficiencies in their facilities and that increase their overall profitability.

Our technologies range from commercial refrigeration, HVAC, energy efficient lighting, and comprehensive energy management systems. We also offer services in deregulated energy procurement, utility invoice verification, and project financing.

Founded in 2009 and based in Raleigh NC, Madison Energy has grown to work with some of the top names in the business community and has developed its distribution network to include 17 countries outside the US including Mexico, Canada, Brazil, Columbia, Puerto Rico, the Dominican Republic, Honduras, Ecuador, Argentina, the UK, Australia, South Africa, Russia, Sweden, Switzerland, Austria, and Germany.

Madison Energy was founded and built with a focus on affordable, effective technology with a short term return on investment, that carries the best value in the industry. Our objective is to provide our clients with sound investments that will help them achieve efficiency and profitability while also contributing to the well-being of our environment.


The Madison Energy Group was founded by William M. Geist in 2009 with the vision of creating an innovative energy efficiency technology manufacturing and distribution company that delivered some of the best opportunities in the market. His commitment was to create a company that provided a clear path for clients to reduce their energy expenses while increasing their overall profitability. He accomplished this by working to develop specific technology solutions that focused on operational efficiency in equipment where he saw areas of opportunity. Backed by an exceptional team of experts and professionals, Madison Energy has grown to work with some of the top names in the business community and has developed its distribution network throughout North America as well as numerous other countries.

Madison Energy Donates $50,000 of EnerG² to Feeding America

The Madison Energy Group donated $25,000 worth of its EnerG² product to food bank centers around the U.S. in order to help reduce energy costs in their refrigeration. The money no longer spent on utilities can now be used to accomplish the mission of the GFN.

Madison Energy Donates $20,000 of IntelliHVAC to RMHC

The Madison Energy Group donated $20,000 to local Ronald McDonald House Charities. With their HVAC utility expenses reduced, RMHC can better focus on its mission of providing for the families that it helps.

Madison Energy Donates $100,000 of its EnerG² and IntelliHVAC to Businesses in Puerto Rico

The Madison Energy Group donated $100,000 of both its EnerG² and IntelliHVAC products after Hurricane Maria devastated the island in 2017. With the help of its distributor there, Madison continues to work to identify small businesses in need of the energy saving technologies.