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SunPower®

Solar energy company · Vernon Hills, IL

What the listing shows you

4.0★

457 Google reviews

What it doesn’t

22%

rated 1–2★

typical in Illinois, 2%

Newest review held

Jun 2026

newest held review 2 months old

Google's rating breakdown · all 457 reviews

Rated 1–2★
22%
typical in Illinois, 2%
Posted an update
—
we saw no owner post, which is not the same as none existing
Replies to reviewers
100%
of the 24 reviews we hold

Its one and two star share is 20 points above the typical installer in Illinois. Across Illinois, 29 of the 183 installers whose breakdown Google has published carry a higher share than this one.

The percentages are Google’s own arithmetic over every review it holds, not a sample we assembled. Separately we hold 24 review texts for this company, quoted below. Google publishes review ages rather than dates, so every date here is approximate.

Every company we hold in Illinois, on one axis

none

1–5%

6–10%

11–20%

over 20%

Every company we hold in Illinois whose Google breakdown has been read, grouped by their share of one and two star reviews. SunPower® is in the highlighted group.

What reviewers said

  • 2★ · around June 2026 · the company replied

    My small project has taken around 9 months to complete. The initial install took one day, and the crew were excellent. However, about 20 subsequent visits were needed fix an extremely small permit issue. It was clear nobody at this company talks to one another. They either sent people without qualifications, without the right materials, or who had no idea why they were showing up. I'm now having to recount the entire history to the accounting department because apparently they don't save their own emails. The equipment is great but this company is ran from a clown car.
  • 1★ · around June 2026 · the company replied

    Just had a sales guy ignore the "no soliciting" sign on my home and also fail to provide the Solicitation Permit. When asked about if he was soliciting he then lied and also said he didn't need a permit for our village, which is also untrue. If they will lie about that, I'm sure they'll lie about their services. Please talk to your sales people about basic reading, honesty and professionalism in the Buffalo Grove, IL area.
  • 1★ · around June 2026 · the company replied

    Same poor experience with Blue Raven. They promised to complete my installation and approvals for DG rebates applicable till Dec 31st 2024. I did multiple follow ups and their customer service told me that they are working with COMED and not to pay till it is resolved. I have texts from their Sales team committing to work with COMED and no response. Then I reached out to COMED and I was informed that no such appeal was launched by Blue Raven for my case. Suddenly, they have new finance people from Sun Power who have started harassing with threats to shut down the system. It finally came down t
  • 4★ · around December 2025 · the company replied

    Yes, my electric bill is going down. However, the company over financed my loan by more than double. It is late October and since mid July I've been trying to get this corrected and get the money that is rightfully mine . I've been given the runaround by multiple people in finance and now in issue escalation. My issue is now resolved (from July to December). I'm thrilled to have my solar panels.
  • 5★ · around November 2025 · the company replied

    On time Arrival and finish. Kept updating about progress. Cleaned before leaving
  • 5★ · around October 2025 · the company replied

    Blue Raven is a fantastic company to work with. They are professional from the very start until the project is complete. We were informed every step of the way in the process, and if we ever had a question, it was answered on the spot. I would highly recommend Blue Raven for your solar installation.

Reviewer names are not published here. Negative reviews are shown first because they are the ones a listing hides, not because they are more representative.

What reviewers keep mentioning

  • solar panel installation 39
  • installation team 31
  • quick installation 25
  • smooth process 19
  • permits and approvals 18
  • courteous staff 18
  • knowledgeable technicians 15
  • efficient crew 12
  • installation speed 5
  • clean installation 4

Topics Google derives from the review text, with how often each appears. A frequent topic is not a good one: “price” turns up in praise and in complaints alike.

What the company says about itself

Taken from its own website. We have not checked any of it, and a sentence on a website is not evidence.

    Its website also mentions warranty, free estimate and established, but not in a sentence we can quote cleanly.

    Elsewhere

    When they say they are open

    Sunday
    Closed
    Monday
    8 AM to 11 PM
    Tuesday
    8 AM to 11 PM
    Wednesday
    8 AM to 11 PM
    Thursday
    8 AM to 11 PM
    Friday
    8 AM to 11 PM
    Saturday
    9 AM to 9 PM

    As Google published them when we last read the listing, not a live check. Ring before you drive anywhere.

    Who Google shows alongside them

    Google’s own “people also viewed” set, in Google’s order. It is Google’s comparison, not ours.

    Other installers in Illinois

    What we don't know

    • The date above is the newest review we hold, which is not necessarily the newest that exists — we hold a large share of Google's reviews, not all of them.
    • We do not verify licences, insurance or bonding. Nothing here has been checked against a state licensing board.
    • We cannot tell you what an installation costs, and we hold nothing about the equipment they fit.

    Something wrong here? Tell us and a person will read it.

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