TL;DR

Looking for the best solar companies in Arizona? Top names like Solar Topps, Sun Valley Solar Solutions, Elevation Solar, and Arizona Solar Wave lead the way with trusted service, strong warranties, and reliable equipment. These top-rated solar companies in Arizona are experienced, have local knowledge, and offer customer support.

If you’re exploring solar companies in Arizona, you’re making a smart choice for your home and energy bills. The state is one of the top five states for solar energy capacity, with more than 368 active companies ready to offer you a deal.

But here’s the reality many homeowners don’t hear at the start: since 2008, more than 1,000 solar companies in Arizona have shut their doors. So while choosing an installer is exciting, the bigger question is what happens if the installer leaves after five or ten years from now?

This guide will show you how to avoid that risk. We’ve put together a list of 10 top-rated solar companies in Arizona that have been there for years. We’ll cover what to look for in an installer and why having a dedicated repair and maintenance partner like Sunny Energy RX is the key to keeping your system protected for the next 25 years.

Want to know the cost to install solar panels in Arizona? Check out our complete guide on Arizona solar panel costs, or calculate your cost. 

What Should You Check Before Hiring a Solar Company in Arizona?

Choosing the right installer is a significant decision that will impact your home for decades. It is not just about today; it’s about who will still be there when your solar system needs service five or ten years from now.

To ensure you find a reliable partner, it’s essential to do your own thorough research. Here are the key factors you should investigate for any company you consider:

• Years of Experience: Check their track record in Arizona’s unique market.

• Verified Customer Reviews: Look at feedback on Yelp, Google, SolarReviews, and the BBB for consistent customer satisfaction.

• Transparent Pricing: Ensure they provide clear, upfront pricing and flexible financing options.

• Quality of Equipment: Inquire about the brands of panels, inverters, and batteries they offer.

• Warranty Coverage: Compare warranties on solar panels, inverters, and, most importantly, workmanship.

• After-Sales Service: Ask how they support homeowners with service calls after the installation is complete.

A List of Solar Installation Companies in Arizona

When searching for solar installers in Arizona, you will come across many different companies, each with its own services and history. The following is a list of some of the solar installers operating in the state to help with your research. 

This list is provided for informational purposes only and is not an endorsement or recommendation. We strongly advise all homeowners to conduct their own thorough research, check current ROC licenses, and gather multiple quotes before making a decision.

1. Solar Optimum

Year Of Establishment: 2008

Services They Offer: Solar panel installation (residential & commercial), battery storage solutions, roofing services, EV charging station installation.

Locations: Arizona, California, Nevada, and Florida.

2. Demand Construction

Services They Offer: Residential solar installations, commercial solar installations,

Locations: Throughout Arizona

3. Solar Topps

Year Of Establishment: 2009

Services They Offer: Solar panel installation, solar services like panel removal, replacement & reinstallation, adding solar panels, batteries, inverter (existing system), monitoring replacement or upgrade, system troubleshooting, system evaluation

Locations: Throughout Arizona, primarily in the Phoenix metropolitan area, including cities like Scottsdale, Paradise Valley, Gilbert, Chandler, Tucson, and Buckeye.

4. Sunrun

Year Of Establishment: 2007

Services They Offer: Solar panel design, installation, financing, monitoring, and maintenance of residential solar and battery storage systems

Locations: Across the United States

5.  Sun Valley Solar Solutions

Year Of Establishment: 2006

Services They Offer: Residential and commercial solar panel installations, battery systems, EV chargers, and solar electric design

Locations: Across Arizona

6. Elevation Solar

Year Of Establishment: 2014

Services They Offer: Solar panel installation and system repairs, detailed inspections, ongoing maintenance, proactive monitoring, removals & reinstalls, manufacturer warranty claims, curb energy monitoring, insulation services

Locations: Arizona, California, Nevada, Texas, Florida, and North and South Carolina

7. Arizona Solar Wave

Year Of Establishment: 1999

Services They Offer: Custom system design, installation of different types of roofs and EV chargers, adjustable financing options, and post-installation monitoring

Locations: Throughout Arizona & Mesa

8. Simple Solar

Year Of Establishment: 2022

Services They Offer: Residential solar installation, commercial solar systems, solar with storage installation, solar array expansion, out-of-warranty service, EV charging outlet

Locations: Entire state of Arizona

9. IntegrateSun, LLC

Year Of Establishment: 2010

Services They Offer: Residential solar installation, commercial solar installation, solar battery systems, including Tesla Solar, EV charging solutions

Locations: Texas, Arizona

10. Tesla Solar 

Year Of Establishment: 2006

Services They Offer: Solar panel installation (traditional retrofit systems), Tesla solar roof, solar inverter, Powerwall home battery, megapack grid-scale storage, real-time energy management services

Locations: Across the United States

Top Choice for Service & Maintenance: Sunny Energy RX

While the companies above specialize in installation, Sunny Energy RX is the top-rated choice for a different, equally critical role: a dedicated solar service, repair, and maintenance company in Arizona.

• Year Of Establishment: 2008
  
  

• Services Offered: Solar System Diagnostics, Solar Panel & Inverter Replacement, Performance Troubleshooting, Warranty Claim Assistance, Active Solar System Monitoring, and Solar Panel Removal & Reinstallation.
  
  

• Locations: Serving homeowners across Arizona, including Mesa, Peoria, Buckeye, Gilbert, Phoenix, Avondale, Chandler, Glendale, Goodyear, Sun City, Surprise, Cave Creek, Scottsdale, Casa Grande, Maricopa County, Tempe, Prescott, Prescott Valley, and Tucson.
  
  

The Go-To Partner for Long-Term Performance: Sunny Energy RX was founded to solve a major problem in the Arizona solar market: thousands of homeowners are left with "orphaned" systems when their original installer goes out of business. 

With a NABCEP-certified team, they focus exclusively on keeping your solar investment running at peak performance for its entire 25+ year lifespan, no matter who installed it. They are the experts you call when performance drops, an inverter fails, or you need help with a warranty claim.

While many of the excellent companies listed above offer various services, their primary focus is designing and executing new installations. As a homeowner, your next step is to think like a long-term system owner. The questions you ask about licensing, warranties, and service will determine your energy savings and peace of mind for the next 25 years.

What Should You Check Before Hiring Solar Companies In Arizona?

Choosing the right installer is more than just picking a name from a list of solar companies in Arizona. You’re making a big investment that will impact your home and energy bills for decades. 

Here’s what you should always check before signing a contract with any of these top rated solar companies in Arizona:

Have They Shared Proof Of License And Certifications?

Every installer in Arizona must hold a valid ROC license and proper insurance. This protects you in case something goes wrong during the project. Look for companies that also have NABCEP-certified professionals. 

That certification—the same high standard required by expert service providers like Sunny Energy RX—shows the team has gone through extra training and meets the industry standards for installing solar panels in Arizona.

Are They Using In-House Installers Or Subcontractors?

Ask who will actually be on your roof. Some solar power companies in Arizona handle everything with their own trained crews, while others hire subcontractors. 

• In-house teams usually mean better quality control and accountability. 

• 
  If subcontractors are involved, make sure the solar company guarantees a workmanship warranty and stands behind the project.
  
  

Have You Reviewed The Financing Terms Carefully?

Solar is affordable today because most Arizona solar companies offer financing. But not all plans are equal. Check whether the financing has hidden escalators that increase payments over time. 

Review loan terms, interest rates, and whether you’ll still qualify for the federal tax credit. Leases and power purchase agreements may look attractive, but they limit long-term ownership benefits and exempt you from the 30% federal tax credit.

Do They Have Verified Positive Customer Reviews?

Real feedback from homeowners is one of the strongest signals of a company’s reliability. Look for reviews on multiple trusted platforms to see how these Arizona solar companies handle installation quality, response times, and ongoing service requests. Pay special attention to reviews mentioning post-installation support or service calls, as this reveals their true long-term commitment to customers.

Are They Experienced?

Best solar companies in Arizona, that have been around for more than a decade, have proven experience to handle local weather challenges like haboob, utility policies, and city permitting. 

Do You Understand Net Billing and Battery Options?

Arizona's solar net metering policy was reformed. The policy changes how you get credited for excess energy. Instead of one-to-one credit, you now get a lower rate for what you send back to the grid. That’s why batteries are becoming more popular. 

Storing extra power lets you use it during peak hours, reducing your bill even more. The best solar companies in Arizona will explain how net billing affects your savings and whether a battery is worth it for your home.

What is Their Plan for Post-Warranty Service and Repairs?

An installer's primary focus is getting panels on your roof. But what happens when you have a performance issue years later? Many installers are not structured for rapid service calls. 

Ask them directly: "Do you have a dedicated service department, or do you partner with specialists?"A reliable installer should have a clear answer. This is where a dedicated service provider becomes essential. 

Companies like Sunny Energy RX work with homeowners across Arizona to provide expert diagnostics, warranty support, and repairs, regardless of who did the original installation.

They typically back their work with workmanship guarantees, alongside manufacturer warranties for panels, inverters, and batteries. They even offer solar inverter repair when something goes wrong, but it's wise to ask about their typical response time for service calls.

What Equipment Quality Should You Expect From Solar Companies In Arizona?

Not all panels and inverters are created equal. The best solar companies in Arizona (the ones we chose above) prioritize well-tested solar panel brands with strong efficiency ratings and durable performance.

Many also offer battery storage, which is becoming more valuable under Arizona’s net billing rules. High-quality equipment means fewer repairs and more savings over the system’s lifetime. The best solar companies in Arizona will also tell you about the solar system and common signs it shows when it needs repair. 

How Do You Compare Quotes From Solar Power Companies Arizona?

When you start collecting bids from solar power companies in Arizona, the numbers can feel overwhelming. Prices, warranties, and equipment all look different on paper. Here’s how you can break it down:

• Look At Cost Per Watt ($/W): This is the most common way to measure solar pricing. It divides the total system cost by its size in watts. Comparing solar quotes using $/W helps you see who is really giving you better value.
  
  

• Match System Size and Equipment Brand: Make sure you are comparing the same system size and similar solar panel or inverter brands. A quote for premium panels will naturally cost more than one with basic equipment, so keep it equal. You can check out the prices of solar panels in Arizona here.
  
  

• Check What’s Included: Ask if the quote covers the solar monitoring system, permits, and inspections. Some solar companies in Arizona add these later, which makes the final price higher than expected.
  
  

• Look For Hidden Costs: Review if the bid includes roof work, electrical panel upgrades, or long-term solar panel maintenance. These extras can add thousands to the project. If your roof is old, you can plan to bundle up roof repair and solar panels. Always clarify what post-installation service is included, and for how long. Remember, dedicated solar service providers are often the best choice for all your long-term maintenance needs.

National Vs Local Solar Installer: Which One Should You Choose?

When you compare Arizona solar installers, you’ll notice some are large national names while others are local companies based right here in the state. Both can put panels on your roof, but there is a difference. 

• Faster Service And Support: Local solar companies in Arizona are nearby, so you usually get faster installations and quicker help if your system needs a solar  repair, inspection or additions like solar panel bird proofing services. National brands often take longer to schedule visits. However, for consistent, expert-level repair and maintenance after installation, a dedicated solar service specialist often provides the most reliable long-term support.
  
  

• Knowledge Of Local Rules: Local installers know Arizona’s permitting steps, utility policies, and net billing details better.
  
  

• Direct Communication: With local teams, you usually speak to the same people from sales through installation. National brands may pass you through different departments, which can be harder when you have questions.
  
  

• Community Trust: Local solar installers in Arizona rely on word-of-mouth and reviews to grow. That often makes them more focused on customer care and long-term relationships.
  
  

Most of the names on our list, like Solar Topps, Sun Valley Solar Solutions, Elevation Solar, Arizona Solar Wave, Simple Solar, and Demand Construction, are local and top-rated solar companies in Arizona that homeowners trust. You can pick any of them to get your solar panels installed. 

After Choosing A Top Solar Installer In Arizona, Who Provides Long-Term Solar Maintenance?

Choosing a great installer is step one. Ensuring your system performs optimally for the next 25 years is step two. The reality of the Arizona market is that many installation companies have come and gone, leaving thousands of homeowners with 'orphaned' systems.

An orphaned system is one where the original installer is out of business, leaving the homeowner with no one to call for maintenance, warranty claims, or repairs. This is why thinking ahead about long-term support is so important. This is the gap that a dedicated solar service company fills.

While solar companies install new systems, a service specialist like Sunny Energy RX focuses exclusively on keeping existing systems running at peak efficiency. 

Our NABCEP-certified team handles everything from routine maintenance and monitoring setup to complex inverter diagnostics and panel replacements, even if we didn't install your system.

Final Thoughts on Choosing The Best Solar Company in Arizona

Ultimately, the most important part of going solar is not just the installation but the support that follows for the long run. A strong warranty, reliable service, and consistent maintenance are what protect your investment for decades.

Arizona has many excellent installers, and this guide highlights some of the top names you can trust to design and build quality systems. But an installer’s job usually ends once the panels are in place, leaving many homeowners wondering who to call years later.

For lasting performance, you need more than an installer. Sunny Energy RX focuses only on service, repair, and maintenance, making sure your solar investment continues to deliver year after year. If your system ever needs troubleshooting, inverter checks, or warranty support, our team is here to keep it running strong.

We offer solar services to homeowners across Arizona, including Mesa, Peoria, Buckeye, Gilbert, Phoenix, Avondale, Chandler, Glendale, Goodyear, Sun City, Surprise, Cave Creek, Scottsdale, Casa Grande, Maricopa County, Tempe, Prescott, Prescott Valley, and Tucson. Contact us today!

Before we conclude, here are the key takeaways about choosing the best solar companies in Arizona.

FAQs on Best Solar Companies in Arizona

1. What is the best solar company in Arizona?
   The "best" solar company depends on your specific needs, budget, and home. Homeowners should research local names known for reliable service and strong customer support, check their ROC license, and compare multiple quotes before making a decision.
   
   

2. Should I go with a local installer or a national brand for my home in Arizona?
   Local solar installers in Arizona often provide faster service and personal support, while national brands may offer broader financing. Comparing both helps you see which fits your needs.
   
   

3. Do Arizona solar installers need a state license and insurance, and how can I check it?
   Yes, solar companies in Arizona must hold an ROC license and insurance. You can verify credentials on the Arizona Registrar of Contractors’ website before hiring.
   
   

4. How much do solar panels cost in Phoenix in 2025, and what’s a fair cost per watt ($/W)?
   In 2025, installing solar panels in Arizona averages $2.50 to $3.50 per watt. A typical Phoenix home system costs $15,000 to $25,000 before incentives.
   
   

5. What warranties should I expect on panels, inverters, batteries, and workmanship from solar companies in Arizona?
   Reputable solar companies in Arizona typically offer 25-year panel performance warranties, 10-15 years on inverters, 10 years on batteries, and strong workmanship coverage.
   
   

6. Who handles permits and inspections, and how long does installation usually take in SRP or APS territory?
   Most Arizona solar installers manage permits and inspections. With SRP or APS, the entire process, from approval to installation, usually takes four to eight weeks.
   
   

7. What is the difference between the best solar installer and the best solar service company in Arizona?
   Solar installers specialize in designing and building new systems. A dedicated solar service company, like Sunny Energy RX, specializes in the long-term repair, maintenance, and monitoring of all solar systems, ensuring they run efficiently for decades, regardless of who the original installer was.