RENEW Wisconsin Business Members

Diamond Sponsors


EDP Renewables

EDP Renewables is a leading, global renewable energy company devoted to value creation, innovation and sustainability. They operate in markets around the globe and are continuously expanding our business to new regions, making the commitment to lead in each market as well as create value for our stakeholders and shareholders.

Palladium Sponsors


SunPeak is solar developer with global scope. Whether your system is 20 kW or 20 MW, we have the capability to professionally assess feasibility, design & engineer, install, commission, and maintain the right system for you.

Platinum Sponsors


H & H Group Holdings

H & H Group Holdings is the parent company of H & H Electric, H & H Plumbing Services, H & H Solar Energy Services, H & H Fire and Security, H & H Energy Management, and H & H Wind Energy. These six companies are staffed by the finest Project Managers, Estimators, Foremen and Field Personnel in their respective trades.


PV Systems

PV Systems, based in Amherst, is Wisconsin's solar pioneer with 33 years of green energy and has installed over 1,000 solar systems in Wisconsin.

SoCore Energy

SoCore Energy

SoCore Energy provides low-cost, high performance solar and energy storage installations to clients including Fortune 500 companies, Real Estate Investment Trusts (REITs), utility cooperatives, municipalities and academic institutions.

As part of Fortune 500 company Edison International (EIX), SoCore combines deep experience and customer focus in solar with Edison’s financial scale, stability and unparalleled leadership in the electric power sector to deliver unique advantages to our customers.


Sunvest's mission is to advance American energy independence by focusing on cost effective solutions for our customers, sustainable environmental stewardship, job growth and educational advancement.

Gold Sponsors


Avanti Wind Systems, Inc.

AVANTI Wind Systems, based in Franklin, Wisconsin, provides interior ladders and fall protection equipment for wind turbine towers installed all across the country. They currently provide about 50% of the North American market for these products. In 2016, they built nearly 100 miles of ladders for North American wind towers alone! AVANTI employs over 40 people at their plant in Wisconsin.


DVO, Inc.

DVO, Inc. has been a leader in environmental engineering for over 22 years, providing proven reliable solutions for farmers.


Energy Law Wisconsin

Energy Law Wisconsin is a law practice dedicated to providing Wisconsin businesses, governmental organizations, utilities, non-profits and individuals the legal support they need to make and implement sound energy-related decisions


Full Spectrum Solar

Full Spectrum Solar is a renewable energy contractor serving Madison and southern Wisconsin. We design and install solar energy systems for homeowners, small businesses, large commercial clients, governmental and non-profit organizations.


Miron Construction

Miron Construction: Building Excellence. Miron builds dreams, communities, relationships, sustainability, innovation, and solutions through all of their construction projects, including those in the renewable energy industry.


Seventhwave delivers trusted expertise for bold energy leadership. We advance powerful strategies for real energy impacts through engineering, education and research. Our solutions come from using different perspectives to yield uncommon results. We offer an innovative path to real progress for our partners. Because how we use energy matters.

Silver Sponsors


Arch Electric

Energy Management and solar photovoltaics for Homeowners, Small Businesses, Manufacturing, Food & Beverage Producers, Agriculture, Nonprofits & Municipalities. Based in Plymouth, WI.


Carlson Electric LLC

Carlson Electric, LLC specializes in residential electrical, commercial electrician services, and renewable energy sources for home and business applications. Carlson Electric services customers in northern and western Wisconsin and beyond by appointment.


Eagle Point Solar

Eagle Point Solar is committed to the deployment and installation of U.S. manufactured solar photovoltaic systems to produce emission free energy throughout the Midwest and the United States for the purpose of reducing greenhouse gases and spurring job creation and domestic economic activity.


Eland Electric

Eland Electric Corporation is a fully licensed, insured and bonded electrical contractor, located in Northeastern Wisconsin, with 50 years of experience. Our emphasis at Eland Electric is service and quality to provide you, our loyal customers, with the best solution. We take pride in being one of the largest solar installers in Wisconsin


Kettle View Renewable Energy

Based in Random Lake, Kettle View Renewable Energy can size and install a Wind Energy System to meet your needs whether you are a residential or commercial customer, school, farm or municipality. They specialize in battery charging systems as small as 300W to grid-tied systems as large as 100kW.


Midwest Renewable Energy Association

The Midwest Renewable Energy Association, based in Custer, WI, promotes renewable energy, energy efficiency, and sustainable living through education and demonstration.

Next Energy Solution

Located in beautiful Northern Wisconsin, the VS Corporation founded in 1995 on the principles that healthy clean living is essential for all life. Expanding on this fundamental belief, we now include a innovative way to offer Solar Energy to everyone, these Simple & Affordable Ready-to-Install Solar Energy Systems are... Next Energy Solution!


Next Step Energy LLC

We are a full service installer of renewable energy, high efficiency radiant heating systems and more recently urban design. We specialize in consultation, creative design and installation of solar electric, solar thermal and unique heating systems. We have provided service for over thirty years to the greater Chippewa Valley region of Western Wisconsin.

North Wind Renewable Energy

North Wind Renewable Energy specializes in solar electric and solar hot water system design, installation, and maintenance. They are also certified solar electric, solar hot water, and wind electric site assessors.


Scientific Protein Labs

Scientific Protein Labs has been a world leader in the development and cGMP-compliant manufacturing of pancreatic enzymes, heparin, and its analogs for nearly 30 years.

TDS Custom Construction

TDS Custom Construction specializes in custom remodeling and design in the greater Madison area. We are recognized for our strong emphasis on energy efficient and sustainable designs, and a commonsense approach to Home performance and green building techniques.

Werner Electric

Werner Electric Supply Co. has been providing electrical products and services since 1948 with 11 locations across Wisconsin and Michigan's Upper Peninsula. Nearly 40 engineers and product specialists are on staff to provide services such as technical support, training, energy audits, inventory management, lighting design, and more.

Bronze Sponsors


ACS is a unique total source provider of test equipment, test cell solutions, and integrated industrial facilities. Our experience in each of the fields of technology, systems integration, construction management, and integrated test facility design and delivery sets ACS apart. 



Appleton Solar

Appleton Solar, LLC is a family-owned Wisconsin business. You are always dealing with an owner of Appleton Solar with every interaction. Our mission is to provide Wisconsin residents and businesses with solar energy solutions for their homes and businesses, while simplifying the process for our customers and providing exceptional customer service. We have been servicing the Fox Valley since 2008.


Bailey's Greenhouse

Bailey's Greenhouse has been in operation since 1980. It is currently a wholesale business, supplying spring bedding plants, vegetable starts, and herbs within a 200 mile radius of Bayfield, WI. As a capital and energy intensive business, Bailey's Greenhouse has maintained profitability by incorporating alternative energy sources such as solar photovoltaic, solar thermal, passive solar, and wood gasification. Locally produced energy and locally produced plants and food are Bailey's recipe for the carbon neutral future our community needs.



BIOFermTM Energy Systems provides anaerobic digestion technology for energy generation and waste management to North American waste operations. Committed to sustainable and economical organic waste diversion, the BIOFermTM technology utilizes anaerobic digestion to harness biogas rising from fermenting organics—food waste, manure, biosolids, etc.—converting it into valuable green energy, heat, fuel, and more.


Cadens LLC

Cadens is a pioneer in the field of micro- to small-hydropower, particularly in the development of Near Net Shape (NNS) technology to turbine design and production. Cadens has developed a low-head hydropower research facility in southeast WI to test and develop site-specific turbine systems. We are applying CAD-driven, additive manufacturing and modern power electronics to create innovative hydropower technologies that will significantly reduce the levelized cost of energy (LCOE) for hydropower.


Chimney Specialists Inc.

In addition to chimney repair, relining and cleaning, CHIMNEY SPECIALISTS INC. has grown to include a full service wood, gas, pellet and oil stove and fireplace design center and wood furnace shop. Our beautiful retail showrooms offer over 40 models of stoves, fireplaces and furnaces including 20 burning displays. The company’s logo of “Explore More Choices” is truly evident with all the selections available.


City of Madison

The City of Madison remodels and builds buildings that include many green features including solar with the City working toward zero-net energy buildings. The City also works to encourage the Madison community to further embrace renewable energy through sponsoring Madison’s Solar Group Buy, Training under-employed people to install solar through GreenPower, and staffing the Sustainable Madison Committee, which recently passed a resolution setting a goal of 100% renewable energy for the City of Madison.


Clean Fuel Partners

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 and its partners build and manage proven, advanced biodigester systems that put waste to work for our customers and the stakeholders they serve.


Community Green Energy

Everyone is talking about green energy. We're going to make it happen. Community Green Energy wants to start putting solar panels, small wind, biomass and more onto America's roofs, into America's backyards and inside America's homes, starting today. We have created a new model for financing green energy that will harness the greatest financial engine in the world: the American economy. We have created a framework where businesses can do the things they like best: finding new opportunities, saving money, and expanding their marketing, all while they help make green energy a reality.

Driftless Solar

Solar electric, solar hot water, solar heat serving Dodgeville, Spring Green, La Crosse, and the greater Driftless Area of Wisconsin.

Energize LLC

Located in Winneconne Wisconsin, near Oshkosh in the Fox River Valley of Northeast Wisconsin, our focus is on providing reliable and clean renewable electrical energy systems to our residential, commercial, non-profit and governmental customers.

Energy Concepts

Since 1994, Energy Concepts, Inc. has been providing world-class engineering for mechanical and electrical systems in residential, commercial, and industrial buildings.


GDS Associates

GDS ASSOCIATES, INC. is a multi-service consulting and engineering firm formed in 1986 and now employs a staff of over 170 in six locations across the U.S. Their broad range of expertise focuses on clients associated with, or affected by, electric, gas, water and wastewater utilities.


Hoeper Green Power

Hoeper Green Power provides environmentally friendly building solutions including installing PV and Passive Homes.

Hot Water Products

Hot Water Products began in 1998 with a focus on retrofit water heaters, establishing itself as an industry leader from day one. But we’ve since diversified. Today, our business houses five divisions and one subsidiary: Hot Water Products, Boiler Buddy, Badgerland Tanks, Solar Thermal Systems, Optimal Lighting Solutions, and AMS Steam Products (a wholly owned subsidiary). 


Lake Michigan Wind & Sun

Based in Sturgeon Bay, Lake Michigan Wind and Sun, LTD has over 25 years of renewable energy experience with solar electric, solar thermal, and wind energy systems. They provide system design, engineering, installation, sales and service, manufacturing, and consulting and education.


Legacy Solar

Legacy Solar specializes in solar energy system design and installation including solar electric and solar water heating systems. Legacy Solar has been a proud provider of clean, sustainable energy solutions for Wisconsin since 2002.


Letterhead Press Inc.

Letterhead Press (LPI) is a privately owned company that has become an industry leader in print-finishing & packaging by establishing a culture that values and rewards quality, innovation and continuous improvement in all aspects of their business. With Midwestern manufactures facing high electricity costs, LPI is moving forward with solar, gaining greater control and lowering electricity costs, helping them stay competitive, growing their business and adding jobs in Wisconsin.


Madison Computer Works

Madison Computer Works is proud to be a locally owned, independent computer store offering quality products and support in a friendly, professional environment. Our industry consumes a great deal of energy and natural resources, both in the creation and use of computing devices. We feel a very strong obligation to mitigate the consumption and waste wherever possible. In 2015, the company more than doubled it's existing solar supply to nearly 20kW of solar PV.



MaxLite has more than 20 years of experience providing certified, energy efficient lighting solutions to the architectural, commercial, industrial and residential markets. We are a three-time recipient of the prestigious ENERGY STAR® Partner of the Year Award for our industry leadership, and continue to be at the forefront of energy efficient technologies through the innovative research and development capabilities of our facilities and teams in New Jersey and California.


Midwest Solar Power

Based in Madison, Midwest Solar Power designs and installs solar electric systems. Specializing in micro-inverter systems, MREA trained and certified, a Focus on Energy trade ally, with 25 years construction experience.


Pines Bach LLP

We are an experienced and knowledgeable Madison law office serving individuals, families, businesses and organizations in diverse areas of civil and criminal law. Our firm is staffed and managed with progressive, practical lawyers, diligent about meeting high expectations for civility, ethics and results.

Ritger Law Office

Attorney Ed Ritger provides legal services out of his office Random Lake, WI, which features a geothermal heating and cooling system and 5.12 kilowatts of rooftop solar photovoltaics.

Sagrillo Power & Light

Mick Sagrillo has worked with small wind for over 31 years


Spencer Real Estate Group

Spencer got his start in the real estate business because he loves spending time helping people. Since 2006 he’s guided each of his clients in finding the perfect home for their lifestyle—and he enjoys every minute of his role.

Sustainable Engineering Group

Sustainable Engineering Group services are specialized in energy efficiency for government and commercial buildings. Services provided by the firm include Commissioning, Retro-Commissioning, Energy Analysis, and Sustainable Design. Project work includes Energy Audits, Sustainability Master Plans, and Net-Zero Energy Consulting. Projects span across the United States and include education, healthcare, office buildings, and airports.

Synergy Renewable Systems

We specialize in wind and solar energy solutions for farms, businesses, homes, schools, remote applications and community properties. Our energy experts have been providing energy saving products for over 25 years, increasing energy efficiency, lowering operating costs, and adding value to properties. We provide wind and solar electric systems to meet the needs and goals of your site.

Unlimited Renewable Energies (URE)

It is our goal to provide quality installation services for wind, solar and energy efficient lighting systems while also optimizing our customer's eligibility to obtain financial incentives that ensure the best, most affordable systems possible.

Tower Technologies, LLC / URE is a licensed Electrical Contractor with in-house Master Electrician, NABCEP certified PV installer, wind and solar site assessors.

US Solar Mounts

U.S. Solar Mounts designs and manufactures heavy-duty, American-Made solar racking systems. All components are created with quality and ease of use in mind. Adjustable ground mount systems, single-axis trackers, solar lake aerators, and custom containerized units are a few of the products that U.S. Solar Mounts has to offer. With nearly two decades of electrical contracting and solar installation experience, the designers at U.S. Solar Mounts have created systems that decrease install time and maximize output.

Wisconsin Energy Conservation Corporation (WECC)

Based in forward-thinking Madison, Wisconsin, WECC is a national leader in the design and implementation of innovative energy efficiency and renewable energy programs. WECC partners with utilities, local and state governments, regulatory agencies, and other organizations to provide cost-effective solutions that help both consumers and businesses save energy and money. Founded in 1980, with nearly 35 years of experience pioneering energy efficiency, WECC is an established and trusted trailblazer in the industry.

Wisconsin Farmers Union

A member-driven organization committed to enhancing the quality of life for farmers, rural communities, and all people.