
Commercial Solar Power in Central Wisconsin
Northwind Solar is Central Wisconsin’s premier solar installer, providing high‑performance commercial solar power and battery storage systems for businesses, farms, nonprofits, and municipalities. With deep roots in Central Wisconsin since 2007, we are a worker‑owned cooperative with licensed master electricians and a NABCEP‑credentialed team.
- 10‑Year Labor Warranty
- Free Commercial Consultations and Estimates
- Local, Worker‑Owned Solar Cooperative
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Why Commercial Solar Power Is Good Business

Reduce or even eliminate a significant portion of your electric bill
Protect you from rising utility rates over time
Increase the visibility and image of your business in the community
Create pride and engagement among employees
Strengthen your appeal to prospective employees and customers
Demonstrate clear environmental leadership in Central Wisconsin
When you invest in commercial solar power in Stevens Point, Marshfield, Wisconsin Rapids, Wausau, Appleton, Oshkosh and nearby communities, you’re sending a strong message that you care about sustainability and long‑term financial stability.
Commercial Solar Power Across Central Wisconsin
From communities like Wausau, Marshfield, Stevens Point, Wisconsin Rapids, Appleton, Oshkosh, and beyond, our team brings locally designed, professionally installed solar and battery systems to customers throughout the region.
- Marathon County
- Portage County
- Clark County
- Taylor County
- Oneida County
- Wood
- Lincoln County
- Shawano County
- Winnebago County
- Waushara County
- Adams County
- Waupaca
We proudly serve customers across Wisconsin. The counties listed above are part of our standard service territory; projects outside this area may include an additional travel charge.
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Commercial Solar Incentives for Wisconsin Businesses
Federal Investment Tax Credit (ITC) – 30%
For businesses and other for‑profit entities, commercial solar installations qualify for the Investment Tax Credit (ITC). This credit lowers your federal income tax owed on a dollar‑for‑dollar basis based on a percentage of your total system cost.
If the credit amount is greater than your tax liability, the excess can typically be carried forward into future tax years (subject to current IRS rules). This makes the ITC one of the most powerful financial tools available for commercial solar projects.
100% Single‑Year Depreciation
For many commercial solar systems, 100% depreciation (sometimes called a special depreciation allowance or bonus depreciation) allows a business to deduct the entire eligible cost of the system in the first year it is operational.
This accelerated depreciation can be combined with the federal ITC to create substantial tax savings, further improving the project’s return on investment. Exact eligibility and percentages depend on current federal guidelines and when the system is placed in service.
Focus on Energy (FOE) Rebates
For commercial solar projects, Focus on Energy offers cash‑back incentives that can significantly reduce upfront costs. Businesses in Wisconsin may be eligible for rebates up to program limits (current caps apply).
As a Focus on Energy Trade Ally, Northwind Solar helps you navigate the application process and secure the maximum rebate available for your project.
Net Metering & Bill Offsets
When your solar panels produce more electricity than your building is using, the excess power flows back into the local grid. Your utility credits your account for that energy, directly lowering your monthly electric bill.
Solar Tax Credit Transferability
Recent changes in federal law allow some clean energy tax credits—including the Section 48 Energy Investment Tax Credit (ITC) and Section 45 Production Tax Credit (PTC)—to be transferred to another taxpayer.
Project owners can sell all or a portion of their eligible credits to an unrelated party in exchange for cash. That cash is generally treated as tax‑exempt income to the seller, while the buyer cannot deduct the purchase price.
This transferability provision is designed to simplify project financing, especially for developers or businesses that may not have enough tax liability to fully use the credits themselves.
Domestic Content Bonus (IRA)
Under the Inflation Reduction Act (IRA), some projects may qualify for a Domestic Content Bonus—an additional credit percentage for using qualifying U.S.‑manufactured components in the project.
To receive this bonus, a defined percentage of components (such as modules, racking, or other major elements) must be produced in the United States.
Northwind Solar works with top‑tier American manufacturers and will help you evaluate if your project can take advantage of this bonus when feasible.
Wisconsin State Sales Tax Exemption
Wisconsin offers a 100% exemption from state sales and use tax for eligible purchases of solar electric equipment.
That means your business pays no Wisconsin state sales tax (typically ~5–5.6%) on qualifying solar components such as panels, inverters, and racking. This exemption provides an immediate, upfront reduction in installation costs.
USDA REAP Grant (Rural Businesses & Farms)
The USDA Rural Energy for America Program (REAP) provides grants that can cover a portion of the installed cost of qualifying solar projects for rural businesses and agricultural properties.
Northwind Solar can help you pre‑qualify for REAP, then prepare and submit the grant application on your behalf. Combining REAP with the ITC, depreciation benefits, and Focus on Energy rebates can dramatically improve project economics for rural commercial customers.
Energy Community Bonus Credit (IRA)
Under the Inflation Reduction Act (IRA), some commercial solar projects located in designated energy communities may qualify for an additional 10% bonus credit on top of the base Investment Tax Credit (ITC).
Energy communities generally include certain areas with a history of fossil fuel activity or higher unemployment, as defined by the IRS. If your project site qualifies, this 10% Energy Community Bonus can significantly increase the total value of your federal incentives.
Northwind Solar will help you evaluate whether your project location meets the current energy community criteria and, when applicable, incorporate this bonus into your project’s financial analysis.
Disclaimer: Northwind Solar is a solar design and installation expert, not a tax advisor. Incentive details can change, and how they apply depends on your specific situation. We strongly recommend consulting your CPA or tax professional to confirm how these incentives apply to your business.
PACE Financing for Commercial Solar Power
The Property Assessed Clean Energy (PACE) model is an innovative way to finance energy‑efficiency and renewable energy improvements on commercial properties. PACE can help commercial property owners overcome upfront financial barriers and may allow many projects to be cash‑flow positive from the day the system is placed in service.
With PACE financing, your business may be able to:
- Install a commercial solar power system with no upfront, out‑of‑pocket cost
- Repay the project through a special assessment on your property tax bill
- Combine PACE with Focus on Energy incentives, the federal ITC, and MACRS depreciation
- Realize monthly energy savings that exceed the PACE assessment for many businesses
Many Central Wisconsin businesses that install a solar electric system and finance with PACE see a compelling financial case and improved monthly cash flow.

Our Proven Commercial Solar Power Process
We follow a clear, six‑step process to design and install commercial solar power systems that perform as promised.

1. Consultation and Energy Analysis
It all begins with us getting to know you, your business, and your goals for solar. We review how much electricity you use, when you use it, how much your utility charges for it, and which incentives may be available. With your permission, we obtain detailed usage data directly from your utility so we can design a system that fits the way you use electricity, your available solar resource, and your budget.
2. Site Visit and System Design
After you have a basic understanding of how solar can work for your business, an experienced Northwind Solar Design Consultant will schedule a site visit. We’ll look over your roof or ground area, verify your solar resource, and evaluate your electrical service. A thorough site evaluation is critical to a successful commercial solar installation. The result is a customized, turnkey solar power proposal tailored to your facility.
3. Final Design, Agreement, and Incentive Applications
Once we’ve refined a system design that meets your energy goals and budget, we enter into a purchase agreement with you. At this meeting we sign utility interconnection paperwork and apply for any incentives and grants you may qualify for. Northwind Solar also collects the first payment for your solar array.
4. Project Management and Installation
Our team orchestrates the entire process, keeping an eye on every detail to minimize project delays. We order equipment, submit required interconnection documentation, and secure all necessary permits. Our installation crews adhere to strict National Electric Code (NEC) requirements and focus on both electrical quality and clean, professional appearance.
5. Utility Interconnection, Inspections, and Commissioning
This is the day your system is powered by the sun. We schedule and represent you at utility and municipal inspections, then commission your system to confirm it performs as designed. We explain how your system works, how to read your monitoring, and when to call us if something doesn’t look right.
6. Monitoring and Ongoing Support
Once your project is complete, our team can monitor performance using online monitoring software. If you choose to include monitoring with your solar system, you can check production any time from your computer or smartphone. If there is ever an issue with your commercial solar power system in Central Wisconsin, we’ll be notified and can contact you to troubleshoot and, if needed, dispatch a service technician.
Request a Commercial Solar Power Estimate
If you’re considering commercial solar power in Central Wisconsin, including Stevens Point, Marshfield, Wisconsin Rapids, Wausau, Appleton, Oshkosh, and the surrounding communities, we’d be happy to help you explore your options:



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