Wisconsin Energy Companies
256 companies listed

Terry Hefel started Hefel Geothermal in 1984.  He holds Heating Ventilation and Air Conditioning (HVAC) licenses in both Iowa and Wisconsin.  He is a member of both the Iowa and Wisconsin Heat Pump Associations and is an associate member of Dubuque Homebuilders and Associates.  He has…

Carlson Electric began in 1977, founded by Dale and Karen Carlson.  Dave Carlson took over the family business in 2004 and has been serving the Hayward, WI, and surrounding areas with five-star electrical and solar energy services. As a Top 500 rated US Solar Installer, Carlson Electric now focuses…

We’re a lighting company that believes that sustainable energy is key to the well-being of any business or community. That’s why we’ve made it our sole business to convert outdated lighting systems to highly efficient LEDs. We’re so passionate about the promise this technology…

Speed Solar Inc was started by a small team of people that want to accelerate the use of alternative energy, specifically solar, to replace fossil fuels.  Our goal is to expand the installation of solar energy systems by providing quick access to quality solar components.  In July 2018, this…

Safer Better World isn't a standard name for a company. But then, we believe our mission isn’t standard, either.  Military veterans harnessing the sun’s power — an energy source that’s plentiful, natural and clean — contributes to secure homes and families.  Which…

We offer turn-key solar electric installations. We take care of all permitting and utility paperwork and will help you complete the applicable reward forms. Our installations come with a 5 year installation warranty. Every system is designed to meet the customer's specific project needs.  We understand…

Clean Fuel Partners exists to make a difference by improving the environment in tangible and measurable ways. We do this by partnering with farmers and communities to transform agricultural waste into renewable energy and other products that support sustainable agricultural practices. Clean Fuel Partners…

Next Energy Solution was created with the belief that simple and affordable energy solutions should be obtainable for everyone. Building on this fundamental belief, NES now includes an innovative way to offer solar energy to everyone. Take a look at our simple & affordable, ready-to-install (RTI)…

Carlson Electric began in 1977, founded by Dale and Karen Carlson.  Dave Carlson took over the family business in 2004 and has been serving the Hayward, WI, and surrounding areas with five-star electrical and solar energy services. As a Top 500 rated US Solar Installer, Carlson Electric now focuses…

Based in Madison, Wisconsin, BIOFerm has expertise in renewable energy systems including anaerobic digestion, gas upgrading, and solar energy. From project conception to commissioning, and continuing after adjusting the final bolts, BIOFerm offers assistance throughout the entire process.BIOFerm works with…

Whether you are a residential or commercial customer, school, farm or municipality, Kettle View Renewable Energy can size and install a Solar PV or Wind Energy System to meet your needs. We specialize in battery charging systems as small as 300W to grid-tied systems as large as 100kW. Our turnkey installation…

When it comes to selecting an infrastructure and utility contractor in today’s gas and oil industry, there are many factors that influence a company’s decision, and the modern required qualifications of pipeline contractors are much different than ever before. Because of these fundamental…

Endries Solar & Electric is a full-service solar electrical product and service provider. With over 30 years of professional experience, we specialize in residential and commercial solar panel installation. As the leading solar installation provider in Southeast Wisconsin, we pride ourselves on…

Solar Energy does work in Wisconsin and Illinois, no matter what anyone tells you. Panels on a roof or array capture energy from the sun and provide heat or electricity via a solar system to your home or business.  It is up to you to decide to invest for the future of energy independence and your…

Americas Energy Services has a mission to provide valuable resources and services to our clients through on-demand world class energy professionals who are committed to quality, trust and integrity in the energy field. AES offers an on-demand team of highly qualified energy professionals with expertise…

Headquartered in Milwaukee, Wisconsin, Komatsu Mining Corp. is part of the global Komatsu family of companies; indispensable partners to the mining, forestry, industrial and construction industries. Komatsu Mining provides essential equipment, systems and solutions used by companies worldwide to extract…

12 years ago I began searching for a commercial biodiesel processor so we could make our own fuel to keep our diesel equipment running in the face of rising fuel prices. I spent over $50,000 buying and trying every processor I could find. I tried Fuel Meister, Bio Pro, Green World, Taylor, 123, Freedom…

Since its founding in 1984, InterCon Construction, Inc. has grown into a multi-faceted utility services firm able to meet the challenges of an ever-changing industry. Headquartered in Madison, WI, we are a safety-first utility engineering and construction company, focused on customer service and quality.…

Modine Manufacturing Company has been leading the way in thermal management since 1916. We design, manufacture and test heat transfer products for a wide variety of applications and markets. We're at work in practically every corner of the world, delivering the solutions our customers need, where they…

Our international network of retail solar showrooms appeals to consumers interested in taking control of energy costs. NASS takes the confusion out of finding reliable information about solar electric, solar heating and solar hot water. NASS members are dependable, highly trained professional contractors…