Illinois's Premier Home Solar Company

Illinois, It's Time to Turn Sunlight Into Savings

Call (312) 638-0800 for a Free Quote
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Illinois, It's Time to Turn Sunlight Into Savings

Call Now for a Free Quote
(312) 638-0800

Save Money

Going solar is now cheaper than buying power from your utility!

Go Green

For a typical home, going solar is the equivalent of driving 500,000 fewer miles.

Best Equipment

Certasun exclusively installs SunPower, the world’s best solar panels.

No Surprises

With our No Surprises Guarantee, count on us for honest advice and quality work.

Certasun Exclusively Installs SunPower—
The World’s Most Powerful Solar

When you choose to go solar, you should expect your system to last decades.
That’s why Certasun exclusively installs the SunPower Equinox solar system, which includes the world’s most efficient, durable, attractive, and sustainable solar panels.

Certasun Exclusively Installs SunPower—
The World’s Most Powerful Solar

When you choose to go solar, you should expect your system to last decades.
That’s why Certasun exclusively installs the SunPower Equinox solar system, which includes the world’s most efficient, durable, attractive, and sustainable solar panels.

The Certasun No Surprises Guarantee

Certasun is Illinois’s premier home solar company and we are committed to an exceptional customer experience.  As such, we’ve developed our No Surprises Guarantee.

The No Surprises Guarantee means that you can count on us to give you honest advice about the right system for your home, speak frankly about the pros and cons of financing options, and treat your home with the same care we treat our own.

Choose the Financing Option that Works for You

You can buy your solar system outright and earn great returns with less risk than in the stock market.  Or, you can choose a financing option with no up-front investment that saves you money on electricity every month.

Get Answers (And A Free Quote)

Enter your details below and we will be in touch to answer your questions and to schedule an appointment for a free, no-obligation quote for your home.

We will not share your information with third parties.